Warning: Permanently added '10.128.0.149' (ECDSA) to the list of known hosts. [ 57.945613][ T154] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 58.185576][ T154] usb 1-1: Using ep0 maxpacket: 16 [ 58.465735][ T154] usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 [ 58.474930][ T154] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 58.483021][ T154] usb 1-1: Product: syz [ 58.487246][ T154] usb 1-1: Manufacturer: syz [ 58.491837][ T154] usb 1-1: SerialNumber: syz [ 58.500046][ T154] usb 1-1: config 0 descriptor?? [ 58.539081][ T154] smsusb:smsusb_probe: board id=8, interface number 0 [ 58.546128][ T154] ------------[ cut here ]------------ [ 58.551588][ T154] WARNING: CPU: 1 PID: 154 at kernel/workqueue.c:3066 __flush_work+0x196/0x1a0 [ 58.560615][ T154] Modules linked in: [ 58.564543][ T154] CPU: 1 PID: 154 Comm: kworker/1:2 Not tainted 6.1.27-syzkaller #0 [ 58.572582][ T154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 58.582717][ T154] Workqueue: usb_hub_wq hub_event [ 58.587902][ T154] RIP: 0010:__flush_work+0x196/0x1a0 [ 58.593217][ T154] Code: 00 00 00 48 3b 8c 24 20 01 00 00 75 21 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c3 76 30 00 0f 0b eb ab e8 ba 76 30 00 <0f> 0b eb a2 e8 b1 26 28 09 90 53 48 89 fb e8 a7 76 30 00 48 89 df [ 58.613001][ T154] RSP: 0018:ffffc90002e5e880 EFLAGS: 00010293 [ 58.619128][ T154] RAX: ffffffff81595206 RBX: ffff88807a45e100 RCX: ffff888015be9d40 [ 58.627215][ T154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90002e5e948 [ 58.635282][ T154] RBP: ffffc90002e5e9f0 R08: dffffc0000000000 R09: ffffc90002e5e8a0 [ 58.643347][ T154] R10: 0000000000000001 R11: dffffc0000000001 R12: ffff88807a45e0e8 [ 58.651456][ T154] R13: dffffc0000000000 R14: 1ffff920005cbd10 R15: 0000000000000001 [ 58.659517][ T154] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 58.668585][ T154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.675185][ T154] CR2: 00005587f73cc048 CR3: 00000000276d4000 CR4: 00000000003506e0 [ 58.683219][ T154] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.691289][ T154] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.699352][ T154] Call Trace: [ 58.702668][ T154] [ 58.705676][ T154] ? flush_work+0x20/0x20 [ 58.710063][ T154] ? print_irqtrace_events+0x210/0x210 [ 58.715621][ T154] ? __cancel_work_timer+0x467/0x6a0 [ 58.720962][ T154] __cancel_work_timer+0x519/0x6a0 [ 58.726213][ T154] ? usb_set_configuration+0x19dd/0x2020 [ 58.731891][ T154] ? usb_generic_driver_probe+0x84/0x140 [ 58.738305][ T15