------------[ cut here ]------------ sysfs group 'power' not found for kobject 'ueagle-atm!adi930.fw' WARNING: CPU: 1 PID: 3604 at fs/sysfs/group.c:281 sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 Modules linked in: CPU: 1 PID: 3604 Comm: kworker/1:3 Not tainted 5.15.173-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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:279 lr : sysfs_remove_group+0x174/0x288 fs/sysfs/group.c:279 sp : ffff8000225377e0 x29: ffff8000225377e0 x28: 1fffe0001a74636c x27: dfff800000000000 x26: ffff8000225378a0 x25: 1fffe0001930d60a x24: 1ffff0000252ff04 x23: dfff800000000000 x22: ffff0000c986b068 x21: ffff0000c986b008 x20: ffff0000c18bdbc8 x19: ffff80001297f800 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011b4c108 x15: 0000000000000012 x14: 1ffff0000296c06c x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 4724c0fa3d360c00 x8 : 4724c0fa3d360c00 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008555e80 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:3577 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+0x950/0x1050 drivers/base/firmware_loader/main.c:876 request_firmware_work_func+0xfc/0x214 drivers/base/firmware_loader/main.c:1127 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: 21668 hardirqs last enabled at (21667): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (21667): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (21668): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (21532): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (21532): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (21519): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (21519): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (21519): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (21519): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 53dec0958403f52c ]--- usb 1-1: [UEAGLE-ATM] firmware is not available usb 1-1: USB disconnect, device number 29 usb 1-1: new high-speed USB device number 30 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: config 0 has an invalid interface association descriptor of length 2, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: New USB device found, idVendor=05cc, idProduct=3352, bcdDevice=44.94 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 (0X5CC) pid (0X3352) Rev (0X4494): ADI930 usb 1-1: reset high-speed USB device number 30 using dummy_hcd usb 1-1: device descriptor read/64, error -71 usb 1-1: reset high-speed USB device number 30 using dummy_hcd usb 1-1: [ueagle-atm] pre-firmware device, uploading firmware usb 1-1: [ueagle-atm] loading firmware ueagle-atm/adi930.fw