--- y/mm/filemap.c
+++ x/mm/filemap.c
@@ -1963,7 +1963,7 @@ repeat:
 		}
 
 		/* Has the page been truncated? */
-		if (unlikely(folio->mapping != mapping)) {
+		if (unlikely(folio->mapping != mapping || !folio_contains(folio, index))) {
 			folio_unlock(folio);
 			folio_put(folio);
 			goto repeat;