1 files changed, 2 insertions, 0 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0691403aed93..2a08349fbab2 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1025,6 +1025,7 @@ static bool free_pages_prepare(struct page *page, unsigned int order)
                                            PAGE_SIZE << order);
         }
         arch_free_page(page, order);
+        kernel_poison_pages(page, 1 << order, 0);
         kernel_map_pages(page, 1 << order, 0);
 
         return true;
@@ -1420,6 +1421,7 @@ static int prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags,
 
         arch_alloc_page(page, order);
         kernel_map_pages(page, 1 << order, 1);
+        kernel_poison_pages(page, 1 << order, 1);
         kasan_alloc_pages(page, order);
 
         if (gfp_flags & __GFP_ZERO)