From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Tue, 11 Nov 2025 05:24:24 +0000 (+0100)
Subject: [3.14] gh-140485: Catch ChildProcessError in multiprocessing resource tracker (GH... 
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ec836f2ad65ae7c254f8de6bbc26de91c2ed6163;p=thirdparty%2FPython%2Fcpython.git

[3.14] gh-140485: Catch ChildProcessError in multiprocessing resource tracker (GH-141132) (#141384)

gh-140485: Catch ChildProcessError in multiprocessing resource tracker (GH-141132)
(cherry picked from commit 9cb8c52d5e9a83efe4fa3878db06befd9df52f54)

Co-authored-by: Victor Stinner <vstinner@python.org>
---

diff --git a/Lib/multiprocessing/resource_tracker.py b/Lib/multiprocessing/resource_tracker.py
index c53092f6e34b..38fcaed48fa9 100644
--- a/Lib/multiprocessing/resource_tracker.py
+++ b/Lib/multiprocessing/resource_tracker.py
@@ -111,7 +111,12 @@ class ResourceTracker(object):
         close(self._fd)
         self._fd = None
 
-        _, status = waitpid(self._pid, 0)
+        try:
+            _, status = waitpid(self._pid, 0)
+        except ChildProcessError:
+            self._pid = None
+            self._exitcode = None
+            return
 
         self._pid = None