------------[ cut here ]------------ URB ffff8880651bf800 submitted while active WARNING: CPU: 1 PID: 6198 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379 Modules linked in: CPU: 1 UID: 0 PID: 6198 Comm: kworker/1:8 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: events wdm_rxwork RIP: 0010:usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379 Code: 44 89 f2 e8 01 28 3f fa e9 13 fc ff ff e8 c7 b6 d1 fa c6 05 9b 2a 59 08 01 90 48 c7 c7 80 e1 ef 8b 48 89 de e8 70 26 95 fa 90 <0f> 0b 90 90 e9 b7 f0 ff ff e8 a1 b6 d1 fa eb 11 e8 9a b6 d1 fa bd RSP: 0018:ffffc90002e279b8 EFLAGS: 00010246 RAX: b3c31edf268cd900 RBX: ffff8880651bf800 RCX: ffff88802d3d9e40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1b7a224 R12: dffffc0000000000 R13: 1ffff110066ca312 R14: ffff8880651bf808 R15: 0000000000000cc0 FS: 0000000000000000(0000) GS:ffff88812648a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdd658befe0 CR3: 000000005e603000 CR4: 0000000000350ef0 Call Trace: wdm_rxwork+0x101/0x1e0 drivers/usb/class/cdc-wdm.c:995 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x439/0x7d0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245