sysfs group 'power' not found for kobject 'ueagle-atm!eagleI.fw' WARNING: CPU: 1 PID: 21 at fs/sysfs/group.c:281 sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted 5.15.156-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: events request_firmware_work_func pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) pc : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 lr : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 sp : ffff800018a277e0 x29: ffff800018a277e0 x28: 1fffe0001814f36c x27: dfff800000000000 x26: ffff800018a278a0 x25: 1fffe000191ea20a x24: 1ffff000024f7bac x23: dfff800000000000 x22: ffff0000c8f51068 x21: ffff0000c8f51008 x20: ffff0000c171b658 x19: ffff8000127bdd40 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000119967f4 x15: 0000000000000012 x14: 1ffff0000292806a x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 81b45210d1327000 x8 : 81b45210d1327000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008550224 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000040 Call trace: sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 dpm_sysfs_remove+0xa4/0xd4 drivers/base/power/sysfs.c:837 device_del+0x268/0x9b4 drivers/base/core.c:3574 fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:545 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:583 [inline] firmware_fallback_sysfs+0x7ec/0xae8 drivers/base/firmware_loader/fallback.c:659 _request_firmware+0x830/0xee4 drivers/base/firmware_loader/main.c:848 request_firmware_work_func+0xfc/0x214 drivers/base/firmware_loader/main.c:1097 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57078 hardirqs last enabled at (57077): [] console_unlock+0xc7c/0x1394 kernel/printk/printk.c:2748 hardirqs last disabled at (57078): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (56940): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (56940): [] __do_softirq+0xb5c/0xdb0 kernel/softirq.c:587 softirqs last disabled at (56925): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (56925): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (56925): [] __irq_exit_rcu+0x264/0x4d4 kernel/softirq.c:637 ---[ end trace a97cefeaa756f613 ]--- usb 1-1: [UEAGLE-ATM] firmware is not available usb 1-1: USB disconnect, device number 34 usb 1-1: new high-speed USB device number 35 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 35 using dummy_hcd usb 1-1: [ueagle-atm] pre-firmware device, uploading firmware usb 1-1: [ueagle-atm] loading firmware ueagle-atm/eagleI.fw