diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 860fddfb7bb7..bd314d7cd9f8 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -6489,6 +6489,8 @@ static int __sdt_alloc(const struct cpumask *cpu_map)
 			if (!sg)
 				return -ENOMEM;
 
+			sg->next = sg;
+
 			*per_cpu_ptr(sdd->sg, j) = sg;
 
 			sgp = kzalloc_node(sizeof(struct sched_group_power),