[New-bugs-announce] [issue38400] Python segfaults when configured with --with-pydebug --with-trace-refs

[Pablo Galindo Salgado]

New submission from Pablo Galindo Salgado <pablogsal at gmail.com>:

configure --with-pydebug --with-trace-refs && make

Modules/gcmodule.c:378: visit_decref: Assertion "!_PyObject_IsFreed(op)" failed
<object at 0x5557629ca260 is freed>
Fatal Python error: _PyObject_AssertFailed
Python runtime state: preinitialized

Current thread 0x00007f6e2863e740 (most recent call first):
<no Python frame>
/bin/sh: line 5: 28078 Aborted                 (core dumped) ./python -E -S -m sysconfig --generate-posix-vars
generate-posix-vars failed
make: * [Makefile:592: pybuilddir.txt] Error 1

----------
components: Interpreter Core
messages: 354151
nosy: pablogsal, vstinner
priority: normal
severity: normal
status: open
title: Python segfaults when configured with --with-pydebug --with-trace-refs
versions: Python 3.9

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue38400>
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