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Title: bpo-42972: Fix GC assertion error in _winapi by untracking Overlapped earlier by Fidget-Spinner · Pull Request #26429 · python/cpython · GitHub

Open Graph Title: bpo-42972: Fix GC assertion error in _winapi by untracking Overlapped earlier by Fidget-Spinner · Pull Request #26429 · python/cpython

X Title: bpo-42972: Fix GC assertion error in _winapi by untracking Overlapped earlier by Fidget-Spinner · Pull Request #26429 · python/cpython

Description: See #26381 (comment). This untracks a possible 'bad' object earlier so the GC stops having weird race conditions. Fixes a gc assertion error in debug mode in test_httplib. python_d.exe -m test test_httplib -m test_local_bad_hostname ...\cpython\Modules\gcmodule.c:446: update_refs: Assertion "gc_get_refs(gc) != 0" failed Enable tracemalloc to get the memory block allocation traceback object address : 000002DADE2A99D0 object refcount : 0 object type : 000002DADDF72F60 object type name: _winapi.Overlapped object repr : Fatal Python error: _PyObject_AssertFailed: _PyObject_AssertFailed Python runtime state: initialized https://bugs.python.org/issue42972

Open Graph Description: See #26381 (comment). This untracks a possible 'bad' object earlier so the GC stops having weird race conditions. Fixes a gc assertion error in debug mode in test_httplib. python_d.exe -m t...

X Description: See #26381 (comment). This untracks a possible 'bad' object earlier so the GC stops having weird race conditions. Fixes a gc assertion error in debug mode in test_httplib. python_d....

Opengraph URL: https://github.com/python/cpython/pull/26429

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eb83148 Fix GC assertion error in _winapi by untracking Overlapped earlier Fidget-Spinner May 28, 2021 https://github.com/python/cpython/pull/26429/commits/eb83148c96738c21f15260c9e1401d2a77ec8779
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