------------[ cut here ]------------ URB ffff88811c034100 submitted while active WARNING: CPU: 1 PID: 350 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Modules linked in: CPU: 1 UID: 0 PID: 350 Comm: kworker/1:2 Not tainted 6.15.0-rc4-syzkaller-00104-g588d032e9e56 #0 PREEMPT(voluntary) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: events wdm_rxwork RIP: 0010:usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Code: fd eb cb bb fe ff ff ff e9 c6 f3 ff ff e8 d3 08 e7 fc c6 05 f3 b6 d5 05 01 90 48 c7 c7 60 48 c3 87 48 89 de e8 6c 86 aa fc 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 96 f3 ff ff 48 89 ef RSP: 0018:ffffc900017bfbb8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff88811c034100 RCX: ffffffff813feaa8 RDX: ffff888107b91d40 RSI: ffffffff813feab5 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000293 R13: ffff88811ce2f090 R14: ffff88811ce2f050 R15: ffffc900017bfd18 FS: 0000000000000000(0000) GS:ffff8882692c4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f06ddc00300 CR3: 000000011b946000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: wdm_rxwork+0xf3/0x200 drivers/usb/class/cdc-wdm.c:995 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