diff --git a/[refs] b/[refs]
index 34819c09d215..2d1527093168 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 08f67461c609ad96bf26732b590569e02e322019
+refs/heads/master: edaba2c5334492f82d39ec35637c6dea5176a977
diff --git a/trunk/kernel/ptrace.c b/trunk/kernel/ptrace.c
index 0692ab5a0d67..42c317874cfa 100644
--- a/trunk/kernel/ptrace.c
+++ b/trunk/kernel/ptrace.c
@@ -304,6 +304,8 @@ int ptrace_detach(struct task_struct *child, unsigned int data)
 	if (child->ptrace) {
 		child->exit_code = data;
 		dead = __ptrace_detach(current, child);
+		if (!child->exit_state)
+			wake_up_process(child);
 	}
 	write_unlock_irq(&tasklist_lock);