diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 7081c1214e6c..218994cd76fc 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1357,6 +1357,9 @@ static void *__cache_seq_start(struct seq_file *m, loff_t *pos)
 				hlist_first_rcu(&cd->hash_table[hash])),
 				struct cache_head, cache_list);
 
+	if (hash >= cd->hash_size)
+    	return NULL;
+
 	*pos = ((long long)hash << 32) + 1;
 	return ch;
 }