diff --git a/[refs] b/[refs]
index 22a6093a1675..9c447745e7d7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: aa7bc7ef73efc46d7c3a0e185eefaf85744aec98
+refs/heads/master: 12f7e0364375ba1ba55abcc5ac082b68fb526c80
diff --git a/trunk/tools/perf/builtin-sched.c b/trunk/tools/perf/builtin-sched.c
index 54024d2a017e..abd4b8497bc4 100644
--- a/trunk/tools/perf/builtin-sched.c
+++ b/trunk/tools/perf/builtin-sched.c
@@ -489,7 +489,8 @@ static void create_tasks(void)
 
 	err = pthread_attr_init(&attr);
 	BUG_ON(err);
-	err = pthread_attr_setstacksize(&attr, (size_t)(16*1024));
+	err = pthread_attr_setstacksize(&attr,
+			(size_t) max(16 * 1024, PTHREAD_STACK_MIN));
 	BUG_ON(err);
 	err = pthread_mutex_lock(&start_work_mutex);
 	BUG_ON(err);