diff --git a/[refs] b/[refs]
index d14e29df6099..b0543615488c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 498657a478c60be092208422fefa9c7b248729c2
+refs/heads/master: 047106adcc85e3023da210143a6ab8a55df9e0fc
diff --git a/trunk/kernel/sched.c b/trunk/kernel/sched.c
index cea2beac7909..3c91f110fc62 100644
--- a/trunk/kernel/sched.c
+++ b/trunk/kernel/sched.c
@@ -7912,6 +7912,8 @@ sd_parent_degenerate(struct sched_domain *sd, struct sched_domain *parent)
 
 static void free_rootdomain(struct root_domain *rd)
 {
+	synchronize_sched();
+
 	cpupri_cleanup(&rd->cpupri);
 
 	free_cpumask_var(rd->rto_mask);