diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index dcf8d150b5c1..95bbcbc728bf 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7660,6 +7660,11 @@ unsigned long free_reserved_area(void *start, void *end, int poison, const char
 		 * alias for the memset().
 		 */
 		direct_map_addr = page_address(page);
+		/*
+		 * Perform a kasan-unchecked memset() since this memory
+		 * has not been initialized.
+		 */
+		direct_map_addr = kasan_reset_tag(direct_map_addr);
 		if ((unsigned int)poison <= 0xFF)
 			memset(direct_map_addr, poison, PAGE_SIZE);