03-Sep-2026 07:56:53: building syzkaller on ecca8a243762a781257ba0b65291bca940e13e9c... 03-Sep-2026 07:58:56: fetching kernel... 03-Sep-2026 07:58:58: checked out kernel commit 4185c27befd45f48a78cd20552a70abbb82f424c ("Merge 5.10.268 into android13-5.10-lts", 2026-09-01 08:18:32 +0000 UTC) 03-Sep-2026 07:58:58: cleaning kernel... 03-Sep-2026 07:59:00: building kernel... 03-Sep-2026 08:01:41: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 03-Sep-2026 08:01:41: testing patch... 03-Sep-2026 08:15:18: reproduced crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range