usb 1-1: emi26_load_firmware - request_firmware() failed
usb 1-1: emi26_load_firmware - error loading firmware: error = -2
emi26 - firmware loader 1-1:14.188: probe with driver emi26 - firmware loader failed with error -5
emi26 - firmware loader 1-1:14.94: emi26_probe start
usb 1-1: Direct firmware load for emi26/loader.fw failed with error -2
usb 1-1: Falling back to sysfs fallback for: emi26/loader.fw
------------[ cut here ]------------
WARNING: drivers/base/firmware_loader/fallback.c:148 at fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline], CPU#0: kworker/0:5/5930
WARNING: drivers/base/firmware_loader/fallback.c:148 at firmware_fallback_sysfs+0x746/0x9b0 drivers/base/firmware_loader/fallback.c:238, CPU#0: kworker/0:5/5930
Modules linked in:
CPU: 0 UID: 0 PID: 5930 Comm: kworker/0:5 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:148 [inline]
RIP: 0010:firmware_fallback_sysfs+0x746/0x9b0 drivers/base/firmware_loader/fallback.c:238
Code: a9 fb e9 5d fc ff ff e8 e8 fe a9 fb c6 05 60 f2 b7 09 01 48 c7 c7 00 58 2c 8c e8 05 05 11 fb e9 85 fc ff ff e8 cb fe a9 fb 90 <0f> 0b 90 4c 89 f7 48 c7 c6 e0 58 2c 8c 4c 89 e2 e8 b5 49 16 fb e9
RSP: 0018:ffffc9000a99ea50 EFLAGS: 00010283
RAX: ffffffff86169c55 RBX: dffffc0000000000 RCX: 0000000000100000
RDX: ffffc9001a7d1000 RSI: 00000000000a0448 RDI: 00000000000a0449
RBP: 0000000000000001 R08: ffffffff8fe49c77 R09: 1ffffffff1fc938e
R10: dffffc0000000000 R11: fffffbfff1fc938f R12: ffffffff8c62b720
R13: 0000000000001770 R14: ffff8880326340b0 R15: 00000000fffffff5
FS:  0000000000000000(0000) GS:ffff8881257b7000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe05cd86e9c CR3: 000000007db4a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000000008000000a
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 _request_firmware+0xf83/0x15b0 drivers/base/firmware_loader/main.c:906
 request_firmware+0x36/0x50 drivers/base/firmware_loader/main.c:957
 request_ihex_firmware include/linux/ihex.h:71 [inline]
 emi26_load_firmware drivers/usb/misc/emi26.c:86 [inline]
 emi26_probe+0x16a/0x1670 drivers/usb/misc/emi26.c:232
 usb_probe_interface+0x668/0xc30 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x26d/0x9e0 drivers/base/dd.c:659
 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801
 driver_probe_device+0x4f/0x430 drivers/base/dd.c:831
 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959
 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462
 __device_attach+0x2b8/0x400 drivers/base/dd.c:1031
 bus_probe_device+0x185/0x260 drivers/base/bus.c:537
 device_add+0x7b6/0xb50 drivers/base/core.c:3689
 usb_set_configuration+0x1a87/0x20e0 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
 usb_probe_device+0x1c4/0x390 drivers/usb/core/driver.c:291
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x26d/0x9e0 drivers/base/dd.c:659
 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801
 driver_probe_device+0x4f/0x430 drivers/base/dd.c:831
 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959
 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462
 __device_attach+0x2b8/0x400 drivers/base/dd.c:1031
 bus_probe_device+0x185/0x260 drivers/base/bus.c:537
 device_add+0x7b6/0xb50 drivers/base/core.c:3689
 usb_new_device+0xa39/0x16f0 drivers/usb/core/hub.c:2694
 hub_port_connect drivers/usb/core/hub.c:5566 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]
 port_event drivers/usb/core/hub.c:5870 [inline]
 hub_event+0x2958/0x4a20 drivers/usb/core/hub.c:5952
 process_one_work kernel/workqueue.c:3263 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>