How to debug malloc(): corrupted top size Aborted (core dumped)

1 · Users Rust Lang · May 8, 2026, 3:23 p.m.
Summary
This blog post provides a brief troubleshooting suggestion for debugging malloc() errors, specifically for identifying the cause of corrupted top size errors. It recommends using valgrind and testing the program without a custom allocator to determine the source of the issue.