From ec714e4ced39d747dc9aea6ea5997952c85b4670 Mon Sep 17 00:00:00 2001 From: Victor Stinner Date: Tue, 11 Nov 2025 05:59:16 +0100 Subject: [PATCH] gh-140485: Catch ChildProcessError in multiprocessing resource tracker (GH-141132) (cherry picked from commit 9cb8c52d5e9a83efe4fa3878db06befd9df52f54) Co-authored-by: Victor Stinner --- Lib/multiprocessing/resource_tracker.py | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Lib/multiprocessing/resource_tracker.py b/Lib/multiprocessing/resource_tracker.py index 2249948da98b00..2ffbe532cdee50 100644 --- a/Lib/multiprocessing/resource_tracker.py +++ b/Lib/multiprocessing/resource_tracker.py @@ -115,7 +115,12 @@ def _stop_locked( 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