diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f3a6bf12cbc1..b7c18f094697 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -741,6 +741,9 @@ static bool free_pages_prepare(struct page *page, unsigned int order) int i; int bad = 0; + VM_BUG_ON_PAGE(PageTail(page), page); + VM_BUG_ON_PAGE(PageHead(page) && compound_order(page) != order, page); + trace_mm_page_free(page, order); kmemcheck_free_shadow(page, order);