usb 1-1: New USB device found, idVendor=2040, idProduct=f5a0, bcdDevice=62.4d usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3184 __flush_work+0x946/0xb60 kernel/workqueue.c:3184 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 6.4.0-rc2-next-20230515-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event RIP: 0010:__flush_work+0x946/0xb60 kernel/workqueue.c:3184 Code: 00 48 c7 c6 5b c2 53 81 48 c7 c7 40 91 79 8c e8 30 08 12 00 e9 6f fc ff ff e8 26 61 30 00 0f 0b e9 63 fc ff ff e8 1a 61 30 00 <0f> 0b 45 31 ed e9 54 fc ff ff e8 2b 61 83 00 e9 3e fb ff ff e8 01 RSP: 0018:ffffc900000c6c08 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807d9260e8 RCX: 0000000000000000 RDX: ffff888014e4bb80 RSI: ffffffff8153c296 RDI: 0000000000000001 RBP: ffffc900000c6da0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: ffffffff81d6fb82 R12: ffff88807d9260e8 R13: 0000000000000001 R14: 0000000000000001 R15: ffff88807d926100 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc1d12e5111 CR3: 000000002c43d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: