Stack trace all black & void arg fix

src/sched/scheduler.c

@@ -43,6 +43,11 @@ struct cpu_status_t* scheduler_schedule(struct cpu_status_t* context)
         current_process = idle_proc;
     }
 
+    if (current_process == idle_proc && current_process->next == NULL)
+    {
+        return idle_proc->context;
+    }
+
     current_process->context = context;
     //current_process->status = READY;