diff --git a/mm/ksm.c b/mm/ksm.c
index 9694ee2c71de5b6d405ae013106397a54e46d981..7b6bc10365963f0b0d09e1fac5d5651a61c6d2cf 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1771,7 +1771,6 @@ static struct page *stable_tree_search(struct page *page)
 	 * stable_node_dup is the dup to replace.
 	 */
 	if (stable_node_dup == stable_node) {
-		VM_BUG_ON(is_stable_node_chain(stable_node_dup));
 		VM_BUG_ON(is_stable_node_dup(stable_node_dup));
 		/* chain is missing so create it */
 		stable_node = alloc_stable_node_chain(stable_node_dup,
@@ -1785,7 +1784,6 @@ static struct page *stable_tree_search(struct page *page)
 	 * of the current nid for this page
 	 * content.
 	 */
-	VM_BUG_ON(!is_stable_node_chain(stable_node));
 	VM_BUG_ON(!is_stable_node_dup(stable_node_dup));
 	VM_BUG_ON(page_node->head != &migrate_nodes);
 	list_del(&page_node->list);