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Title: Python 3.14.0a5: `test_external_inspection` fails on freethreading-debug build on s390x Linux · Issue #130035 · python/cpython · GitHub

Open Graph Title: Python 3.14.0a5: `test_external_inspection` fails on freethreading-debug build on s390x Linux · Issue #130035 · python/cpython

X Title: Python 3.14.0a5: `test_external_inspection` fails on freethreading-debug build on s390x Linux · Issue #130035 · python/cpython

Description: Bug report Bug description: The failure happens only on s390x: /builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Objects/call.c:342: _PyObject_Call: Assertion '!_PyErr_Occurred(tstate)' failed. Built as RPM on Fedora Linux...

Open Graph Description: Bug report Bug description: The failure happens only on s390x: /builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Objects/call.c:342: _PyObject_Call: Assertion '!_PyErr_Occurred(tstat...

X Description: Bug report Bug description: The failure happens only on s390x: /builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Objects/call.c:342: _PyObject_Call: Assertion '!_PyErr_Occurred(t...

Opengraph URL: https://github.com/python/cpython/issues/130035

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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Python 3.14.0a5: `test_external_inspection` fails on freethreading-debug build on s390x Linux","articleBody":"# Bug report\n\n### Bug description:\n\n\nThe failure happens only on s390x: `/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Objects/call.c:342: _PyObject_Call: Assertion '!_PyErr_Occurred(tstate)' failed.`\nBuilt as RPM on Fedora Linux 40-43, all occurrences have the same behavior.\nThe relevant log excerpt:\n\n```\n0:40:46 load avg: 3.05 [1/2/1] test_external_inspection worker non-zero exit code (Exit code -6 (SIGABRT))\nRe-running test_external_inspection in verbose mode (matching: )\ntest_async_gather_remote_stack_trace (test.test_external_inspection.TestGetStackTrace.test_async_gather_remote_stack_trace) ... python: /builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Objects/call.c:342: _PyObject_Call: Assertion `!_PyErr_Occurred(tstate)' failed.\nFatal Python error: Aborted\n\u003cCannot show all threads while the GIL is disabled\u003e\nStack (most recent call first):\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/test_external_inspection.py\", line 271 in test_async_gather_remote_stack_trace\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/case.py\", line 606 in _callTestMethod\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/case.py\", line 660 in run\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/case.py\", line 716 in __call__\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/suite.py\", line 122 in run\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/suite.py\", line 84 in __call__\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/suite.py\", line 122 in run\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/suite.py\", line 84 in __call__\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/unittest/runner.py\", line 259 in run\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 84 in _run_suite\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 42 in run_unittest\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 162 in test_func\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 118 in regrtest_runner\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 165 in _load_run_test\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 210 in _runtest_env_changed_exc\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 319 in _runtest\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/single.py\", line 348 in run_single_test\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/worker.py\", line 83 in worker_process\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/worker.py\", line 118 in main\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/test/libregrtest/worker.py\", line 122 in \u003cmodule\u003e\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/runpy.py\", line 88 in _run_code\n  File \"/builddir/build/BUILD/python3.14-3.14.0_a5-build/Python-3.14.0a5/Lib/runpy.py\", line 198 in _run_module_as_main\nExtension modules: _testinternalcapi, _testexternalinspection (total: 2)\n```\n\n\n### CPython versions tested on:\n\n3.14\n\n### Operating systems tested on:\n\nLinux","author":{"url":"https://github.com/befeleme","@type":"Person","name":"befeleme"},"datePublished":"2025-02-12T12:59:18.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":7},"url":"https://github.com/130035/cpython/issues/130035"}
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