New submission from Zackery Spytz <zsp...@gmail.com>:
When running test_ctypes, I encountered a fatal error. ./python -m test test_ctypes Run tests sequentially 0:00:00 load avg: 0.13 [1/1] test_ctypes Fatal Python error: a function returned a result with an error set MemoryError The above exception was the direct cause of the following exception: SystemError: <built-in method from_param of _ctypes.PyCPointerType object at 0x55ff17de6e60> returned a result with an error set Current thread 0x00007f80d7417140 (most recent call first): File "/home/lubuntu2/cpython/Lib/ctypes/test/test_as_parameter.py", line 41 in test_pointers File "/home/lubuntu2/cpython/Lib/unittest/case.py", line 616 in _callTestMethod File "/home/lubuntu2/cpython/Lib/unittest/case.py", line 659 in run File "/home/lubuntu2/cpython/Lib/unittest/case.py", line 719 in __call__ File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 122 in run File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 84 in __call__ File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 122 in run File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 84 in __call__ File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 122 in run File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 84 in __call__ File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 122 in run File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 84 in __call__ File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 122 in run File "/home/lubuntu2/cpython/Lib/unittest/suite.py", line 84 in __call__ File "/home/lubuntu2/cpython/Lib/test/support/testresult.py", line 162 in run File "/home/lubuntu2/cpython/Lib/test/support/__init__.py", line 1996 in _run_suite File "/home/lubuntu2/cpython/Lib/test/support/__init__.py", line 2092 in run_unittest File "/home/lubuntu2/cpython/Lib/test/libregrtest/runtest.py", line 209 in _test_module File "/home/lubuntu2/cpython/Lib/test/libregrtest/runtest.py", line 234 in _runtest_inner2 File "/home/lubuntu2/cpython/Lib/test/libregrtest/runtest.py", line 270 in _runtest_inner File "/home/lubuntu2/cpython/Lib/test/libregrtest/runtest.py", line 153 in _runtest File "/home/lubuntu2/cpython/Lib/test/libregrtest/runtest.py", line 193 in runtest File "/home/lubuntu2/cpython/Lib/test/libregrtest/main.py", line 409 in run_tests_sequential File "/home/lubuntu2/cpython/Lib/test/libregrtest/main.py", line 507 in run_tests File "/home/lubuntu2/cpython/Lib/test/libregrtest/main.py", line 674 in _main File "/home/lubuntu2/cpython/Lib/test/libregrtest/main.py", line 628 in main File "/home/lubuntu2/cpython/Lib/test/libregrtest/main.py", line 695 in main File "/home/lubuntu2/cpython/Lib/test/__main__.py", line 2 in <module> File "/home/lubuntu2/cpython/Lib/runpy.py", line 85 in _run_code File "/home/lubuntu2/cpython/Lib/runpy.py", line 192 in _run_module_as_main Aborted (core dumped) It seems that this is because the PyObject_IsSubclass() call in PyCPointerType_from_param() is not checked for failure. ---------- components: Extension Modules, ctypes messages: 352045 nosy: ZackerySpytz priority: normal severity: normal status: open title: A fatal error when running test_ctypes type: crash versions: Python 3.7, Python 3.8, Python 3.9 _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue38127> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com