usb 5-1: New USB device found, idVendor=2ef5, idProduct=000a, bcdDevice=21.c2 usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 5-1: Product: syz usb 5-1: Manufacturer: syz usb 5-1: SerialNumber: syz plfxlc 5-1:1.167: Firmware Version: 0 plfxlc 5-1:1.167: Unit type is station plfxlc 5-1:1.167: vendor command failed (-71) plfxlc 5-1:1.167: FPGA download failed (-22) ------------[ cut here ]------------ WARNING: CPU: 3 PID: 1021 at drivers/net/wireless/purelifi/plfxlc/mac.c:105 plfxlc_mac_release+0x89/0xb0 drivers/net/wireless/purelifi/plfxlc/mac.c:105 Modules linked in: CPU: 3 UID: 0 PID: 1021 Comm: kworker/3:2 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: usb_hub_wq hub_event RIP: 0010:plfxlc_mac_release+0x89/0xb0 drivers/net/wireless/purelifi/plfxlc/mac.c:105 Code: 8d 50 c3 fa 48 8d bb 08 33 00 00 be ff ff ff ff e8 dc d4 79 04 31 ff 89 c3 89 c6 e8 b1 4b c3 fa 85 db 75 d4 e8 68 50 c3 fa 90 <0f> 0b 90 5b 5d e9 5d 50 c3 fa 48 c7 c7 94 65 86 90 e8 d1 b7 28 fb RSP: 0018:ffffc9000608eee0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff86f7f05f RDX: ffff888026e7c880 RSI: ffffffff86f7f068 RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000002bd0 R12: 1ffff92000c11de3 R13: ffff888025980000 R14: ffff88802b50b0a0 R15: ffff888025980078 FS: 0000000000000000(0000) GS:ffff8880d6cb8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056154a72b848 CR3: 000000000e182000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: probe+0x852/0xbb0 drivers/net/wireless/purelifi/plfxlc/usb.c:694 usb_probe_interface+0x300/0x9c0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958 bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462 __device_attach+0x1e4/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537 device_add+0x1148/0x1a70 drivers/base/core.c:3666 usb_set_configuration+0x1187/0x1e20 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:250 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958 bus_for_each_drv+0x156/0x1e0 drivers/base/bus.c:462 __device_attach+0x1e4/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:537 device_add+0x1148/0x1a70 drivers/base/core.c:3666 usb_new_device+0xd07/0x1a20 drivers/usb/core/hub.c:2663 hub_port_connect drivers/usb/core/hub.c:5531 [inline] hub_port_connect_change drivers/usb/core/hub.c:5671 [inline] port_event drivers/usb/core/hub.c:5831 [inline] hub_event+0x2eb7/0x4fa0 drivers/usb/core/hub.c:5913 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245