diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
index 3ca596255eff..5c71d58febb2 100755
--- a/tools/testing/selftests/ftrace/ftracetest
+++ b/tools/testing/selftests/ftrace/ftracetest
@@ -341,6 +341,7 @@ for t in $TEST_CASES; do
     exit 1
   fi
 done
+(cd $TRACING_DIR; initialize_ftrace) # for cleanup
 
 prlog ""
 prlog "# of passed: " `echo $PASSED_CASES | wc -w`