diff --git a/[refs] b/[refs]
index a0a50ae44a9b..c599bc06b0c6 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c3311c13adc1021e986fef12609ceb395ffc5014
+refs/heads/master: f8d5faf718c9ff2c04eb8484585d4963c4111cd7
diff --git a/trunk/arch/s390/kernel/process.c b/trunk/arch/s390/kernel/process.c
index 5417eb57271a..b98fe8e6e507 100644
--- a/trunk/arch/s390/kernel/process.c
+++ b/trunk/arch/s390/kernel/process.c
@@ -217,6 +217,7 @@ int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
 	p->thread.mm_segment = get_fs();
 	/* Don't copy debug registers */
 	memset(&p->thread.per_info, 0, sizeof(p->thread.per_info));
+	clear_tsk_thread_flag(p, TIF_SINGLE_STEP);
 	/* Initialize per thread user and system timer values */
 	ti = task_thread_info(p);
 	ti->user_timer = 0;