diff --git a/modules/terminal_ops.py b/modules/terminal_ops.py
index c0ac1da..0f903e4 100644
--- a/modules/terminal_ops.py
+++ b/modules/terminal_ops.py
@@ -537,6 +537,13 @@ class TerminalOperator:
                         process.kill()
                     except Exception:
                         pass
+                # 取消读取任务，避免孤儿任务
+                stdout_task.cancel()
+                stderr_task.cancel()
+                try:
+                    await asyncio.gather(stdout_task, stderr_task, return_exceptions=True)
+                except Exception:
+                    pass
                 raise
 
             # 确保读取协程结束
diff --git a/server/chat_flow_tool_loop.py b/server/chat_flow_tool_loop.py
index 61989c7..5502555 100644
--- a/server/chat_flow_tool_loop.py
+++ b/server/chat_flow_tool_loop.py
@@ -484,3 +484,5 @@ async def execute_tool_calls(*, web_terminal, tool_calls, sender, messages, clie
 
 
     return {"stopped": False, "last_tool_call_time": last_tool_call_time}
+
+