06-Nov-2026 07:22:53: building syzkaller on 4e1406b4defac0e2a9d9424c70706f79a7750cf3... 06-Nov-2026 07:23:10: fetching kernel... 06-Nov-2026 07:23:13: checked out kernel commit 2e8ed1192bdfba1592fdf7720e748e175448d8b0 ("UPSTREAM: ALSA: usb-audio: Don't try to submit URBs after disconnection", 2026-11-04 13:38:55 -0800 -0800) 06-Nov-2026 07:23:13: cleaning kernel... 06-Nov-2026 07:23:14: building kernel... 06-Nov-2026 07:26:30: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 06-Nov-2026 07:26:30: testing patch... 06-Nov-2026 07:36:05: reproduced crash: UBSAN: shift-out-of-bounds in exfat_fill_super