diff --git a/kernel/sys.c b/kernel/sys.c
index 255475d..1828f8d 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1110,6 +1110,8 @@
 	err = session;
 out:
 	write_unlock_irq(&tasklist_lock);
+	if (err > 0)
+		proc_sid_connector(group_leader);
 	return err;
 }