--- zzzz-none-000/linux-4.4.60/lib/test_rhashtable.c	2017-04-08 07:53:53.000000000 +0000
+++ wasp-540e-714/linux-4.4.60/lib/test_rhashtable.c	2019-07-03 09:21:34.000000000 +0000
@@ -117,7 +117,7 @@
 	struct rhashtable_iter hti;
 	struct rhash_head *pos;
 
-	err = rhashtable_walk_init(ht, &hti);
+	err = rhashtable_walk_init(ht, &hti, GFP_KERNEL);
 	if (err) {
 		pr_warn("Test failed: allocation error");
 		return;