11-Oct-2026 02:20:37: building syzkaller on 5d63f80b763910b40ae04a96c13dc75d621bea67... 11-Oct-2026 02:20:58: fetching kernel... 11-Oct-2026 02:21:00: checked out kernel commit 648b08aa37c1b24a61662ad78964f2bca659ca26 ("USB: cdc-acm: fix urb leak on disconnect", 2026-10-09 15:52:05 +0200 +0200) 11-Oct-2026 02:21:00: cleaning kernel... 11-Oct-2026 02:21:01: building kernel... 11-Oct-2026 02:25:46: kernel built successfully with compiler gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 11-Oct-2026 02:25:46: testing patch... 11-Oct-2026 02:37:22: reproduced crash: INFO: trying to register non-static key in __vb2_queue_cancel