{"id":"free-page-overwrites-content","text":"`PageManager.free_page()` overwrites the freed page's content with a zero header and a free-list pointer, destroying the original leaf/internal node data so freed pages cannot be accidentally read as valid tree nodes.","truth_value":"IN","source":"entries/2026/05/29/topic-free-list-reuse-under-churn.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"free-page-overwrites-content","truth_value":"IN","reason":"premise"}]}}