Crash the server correctly during error (#2231)

test/srt/test_json_constrained.py

@@ -9,7 +9,7 @@ from concurrent.futures import ThreadPoolExecutor
 import openai
 import requests
 
-from sglang.srt.utils import kill_child_process
+from sglang.srt.utils import kill_process_tree
 from sglang.test.test_utils import (
     DEFAULT_MODEL_NAME_FOR_TEST,
     DEFAULT_URL_FOR_TEST,
@@ -46,7 +46,7 @@ class TestJSONConstrainedOutlinesBackend(unittest.TestCase):
 
     @classmethod
     def tearDownClass(cls):
-        kill_child_process(cls.process.pid, include_self=True)
+        kill_process_tree(cls.process.pid)
 
     def run_decode(self, json_schema, return_logprob=False, top_logprobs_num=0, n=1):
         response = requests.post(