sysfs group 'power' not found for kobject 'ueagle-atm!eagleI.fw' WARNING: CPU: 1 PID: 22 at fs/sysfs/group.c:280 sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:278 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 Not tainted 6.1.79-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 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:278 lr : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:278 sp : ffff800019ef76a0 x29: ffff800019ef76a0 x28: 1fffe0001814b6f5 x27: dfff800000000000 x26: ffff800019ef7760 x25: 1fffe0001aa95c0a x24: 1ffff00002630b04 x23: dfff800000000000 x22: ffff0000d54ae068 x21: ffff0000d54ae008 x20: ffff0000c38e92b8 x19: ffff800013185800 x18: ffff800019ef6aa0 x17: 0000000000000000 x16: ffff80001215a28c x15: 0000000000000000 x14: 1ffff00002b080b0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : d559bde6eebb3000 x8 : d559bde6eebb3000 x7 : ffff800008347b20 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000085872e4 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:278 dpm_sysfs_remove+0xa4/0xd4 drivers/base/power/sysfs.c:837 device_del+0x268/0x9bc drivers/base/core.c:3836 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:120 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:158 [inline] firmware_fallback_sysfs+0x5c4/0x8b8 drivers/base/firmware_loader/fallback.c:234 _request_firmware+0xccc/0xf4c drivers/base/firmware_loader/main.c:856 request_firmware_work_func+0xfc/0x214 drivers/base/firmware_loader/main.c:1105 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2292 worker_thread+0x8e4/0xfec kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864 irq event stamp: 35640 hardirqs last enabled at (35639): [] console_emit_next_record+0x92c/0xb40 kernel/printk/printk.c:2748 hardirqs last disabled at (35640): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (35506): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (35506): [] __do_softirq+0xc1c/0xe38 kernel/softirq.c:600 softirqs last disabled at (35485): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- usb 1-1: [UEAGLE-ATM] firmware is not available usb 1-1: USB disconnect, device number 31 usb 1-1: new high-speed USB device number 32 using dummy_hcd usb 1-1: Using ep0 maxpacket: 8 usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x6 has invalid maxpacket 1023, setting to 64 usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint descriptor of length 2, skipping usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid maxpacket 1023, setting to 64 usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8 has invalid maxpacket 1023, setting to 64 usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x80, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: config 0 interface 0 altsetting 0 has 8 endpoint descriptors, different from the interface descriptor's value: 7 usb 1-1: New USB device found, idVendor=0baf, idProduct=00f2, bcdDevice=64.0e 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 (0XBAF) pid (0XF2) Rev (0X640E): Eagle I usb 1-1: reset high-speed USB device number 32 using dummy_hcd usb 1-1: [ueagle-atm] pre-firmware device, uploading firmware usb 1-1: [ueagle-atm] loading firmware ueagle-atm/eagleI.fw