diff --git a/sched/sched/sched_unlock.c b/sched/sched/sched_unlock.c
index 9a6ff5a9248..ff676c827a2 100644
--- a/sched/sched/sched_unlock.c
+++ b/sched/sched/sched_unlock.c
@@ -121,7 +121,7 @@ int sched_unlock(void)
            */
 
 #ifdef CONFIG_SMP
-          if (g_pendingtasks.head != NULL && rtcb->irqcount <= 0)
+          if (!spin_islocked(&g_cpu_schedlock) && g_pendingtasks.head != NULL)
 #else
           if (g_pendingtasks.head != NULL)
 #endif