diff --git a/mm/workingset.c b/mm/workingset.c
index e9f05634747a..4fa33b57f0ca 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -272,7 +272,11 @@ static bool lru_gen_test_recent(void *shadow, struct lruvec **lruvec,
 	unpack_shadow(shadow, &memcg_id, &pgdat, token, workingset);
 
 	memcg = mem_cgroup_from_id(memcg_id);
-	*lruvec = mem_cgroup_lruvec(memcg, pgdat);
+	if(unlikely(!memcg)) {
+		*lruvec = &pgdat->__lruvec;
+	} else {
+		*lruvec = mem_cgroup_lruvec(memcg, pgdat);
+	}
 
 	max_seq = READ_ONCE((*lruvec)->lrugen.max_seq);
 	max_seq &= EVICTION_MASK >> LRU_REFS_WIDTH;