11-Nov-2026 02:34:16: building syzkaller on d34966d146f584d390b49f213d1fccd59548dc6d... 11-Nov-2026 02:34:32: fetching kernel... 11-Nov-2026 02:34:35: checked out kernel commit 2316d138a3c3f2ec12cfb4b2f09ca9c95aa92ce5 ("Merge 5.15.223 into android13-5.15-lts", 2026-10-26 10:58:03 +0000 UTC) 11-Nov-2026 02:34:35: cleaning kernel... 11-Nov-2026 02:34:35: building kernel... 11-Nov-2026 02:37:25: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 11-Nov-2026 02:37:25: testing patch... 11-Nov-2026 02:46:57: reproduced crash: KASAN: use-after-free Read in ext4_htree_fill_tree