diff --git a/tools/uma/smrstress/smrstress.c b/tools/uma/smrstress/smrstress.c
--- a/tools/uma/smrstress/smrstress.c
+++ b/tools/uma/smrstress/smrstress.c
@@ -123,6 +123,7 @@
 	else
 		smrs_read();
 	atomic_add_int(&smrs_completed, 1);
+	kthread_exit();
 }
 
 static void