08-Nov-2026 11:09:41: building syzkaller on 43249bac5ea7329293dfc606828db9cdec2cb392... 08-Nov-2026 11:10:02: fetching kernel... 08-Nov-2026 11:10:04: checked out kernel commit 7552023a1d74d705bede2e40c3fe4404af4ff0c8 ("ANDROID: selftests: wrapfd: Fix test source file license header", 2026-11-06 00:34:22 +0000 UTC) 08-Nov-2026 11:10:04: cleaning kernel... 08-Nov-2026 11:10:05: building kernel... 08-Nov-2026 11:13:15: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 08-Nov-2026 11:13:15: testing patch... 08-Nov-2026 11:16:41: reproduced crash: KASAN: use-after-free Read in f2fs_truncate_data_blocks_range