WARNING: CPU: 1 PID: 1662 at fs/sysfs/group.c:284 sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:282
Modules linked in:
CPU: 1 PID: 1662 Comm: kworker/1:2 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: events request_firmware_work_func
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:282
lr : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:282
sp : ffff80009b0576a0
x29: ffff80009b0576a0 x28: ffff0000d38ce008 x27: 1ffff0001360aeec
x26: ffff0000d38c90a8 x25: ffff80009b057760 x24: 1ffff0001175901c
x23: dfff800000000000 x22: ffff0000d38ce050 x21: ffff0000d38ce008
x20: ffff0000c5d3e000 x19: ffff80008bac80c0 x18: 1fffe0003682a5ce
x17: ffff80008e4ed000 x16: ffff800080318564 x15: 0000000000000001
x14: 1fffe0003682cdb0 x13: 0000000000000000 x12: 0000000000000003
x11: 0000000000000001 x10: 0000000000000003 x9 : 95e0666861627d00
x8 : 95e0666861627d00 x7 : ffff80008028f8d0 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000007 x1 : ffff80008a99d720 x0 : ffff800125d0c000
Call trace:
 sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:282
 dpm_sysfs_remove+0xa4/0xd4 drivers/base/power/sysfs.c:837
 device_del+0x21c/0x87c drivers/base/core.c:3789
 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:124 [inline]
 fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:162 [inline]
 firmware_fallback_sysfs+0x368/0x918 drivers/base/firmware_loader/fallback.c:238
 _request_firmware+0xcf8/0xf70 drivers/base/firmware_loader/main.c:910
 request_firmware_work_func+0xfc/0x214 drivers/base/firmware_loader/main.c:1161
 process_one_work+0x694/0x1204 kernel/workqueue.c:2627
 process_scheduled_works kernel/workqueue.c:2700 [inline]
 worker_thread+0x938/0xef4 kernel/workqueue.c:2781
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857
irq event stamp: 66060
hardirqs last  enabled at (66059): [<ffff80008028f970>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1361 [inline]
hardirqs last  enabled at (66059): [<ffff80008028f970>] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5130
hardirqs last disabled at (66060): [<ffff80008a82c9ac>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436
softirqs last  enabled at (63418): [<ffff80008002189c>] softirq_handle_end kernel/softirq.c:399 [inline]
softirqs last  enabled at (63418): [<ffff80008002189c>] __do_softirq+0xac8/0xce4 kernel/softirq.c:582
softirqs last disabled at (63413): [<ffff80008002aadc>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
---[ end trace 0000000000000000 ]---
usb 1-1: [UEAGLE-ATM] firmware is not available
usb 1-1: USB disconnect, device number 28
usb 1-1: new high-speed USB device number 29 using dummy_hcd
usb 1-1: Using ep0 maxpacket: 16
usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping
usb 1-1: Duplicate descriptor for config 0 interface 0 altsetting 0, skipping
usb 1-1: New USB device found, idVendor=1110, idProduct=9032, bcdDevice=2d.0b
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
usb 1-1: [ueagle-atm] ADSL device founded vid (0X1110) pid (0X9032) Rev (0X2D0B): Eagle III
usb 1-1: reset high-speed USB device number 29 using dummy_hcd
usb 1-1: device descriptor read/64, error -71
usb 1-1: reset high-speed USB device number 29 using dummy_hcd
usb 1-1: [ueagle-atm] pre-firmware device, uploading firmware
usb 1-1: [ueagle-atm] loading firmware ueagle-atm/eagleIII.fw