diff --git a/kernel/sched.c b/kernel/sched.c
index e0fa3ff..6820b5b 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -7796,6 +7796,8 @@
 	INIT_LIST_HEAD(&cfs_rq->tasks);
 #ifdef CONFIG_FAIR_GROUP_SCHED
 	cfs_rq->rq = rq;
+	/* allow initial update_cfs_load() to truncate */
+	cfs_rq->load_stamp = 1;
 #endif
 	cfs_rq->min_vruntime = (u64)(-(1LL << 20));
 }