Seen in 6.2.2305+dfsg1-2:
============================= test session starts ==============================
platform linux -- Python 3.11.7, pytest-7.4.3, pluggy-1.3.0 -- /usr/bin/python3
cachedir: .pytest_cache
rootdir: /<<PKGBUILDDIR>>
collecting ... Fatal Python error: Segmentation fault
Current thread 0x00007fc32fd34040 (most recent call first):
File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
File "<frozen importlib._bootstrap_external>", line 1233 in create_module
File "<frozen importlib._bootstrap>", line 573 in module_from_spec
File "<frozen importlib._bootstrap>", line 676 in _load_unlocked
File "<frozen importlib._bootstrap>", line 1147 in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1176 in _find_and_load
File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
File "<frozen importlib._bootstrap>", line 1232 in _handle_fromlist
File "/<<PKGBUILDDIR>>/debian/tmp/usr/lib/python3/dist-packages/netgen/__init__.py", line 44 in <module>
File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
File "<frozen importlib._bootstrap_external>", line 940 in exec_module
File "<frozen importlib._bootstrap>", line 690 in _load_unlocked
File "<frozen importlib._bootstrap>", line 1147 in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1176 in _find_and_load
File "<frozen importlib._bootstrap>", line 241 in _call_with_frames_removed
File "<frozen importlib._bootstrap>", line 1126 in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1176 in _find_and_load
File "/<<PKGBUILDDIR>>/tests/pytest/test_boundarylayer.py", line 3 in <module>
File "/usr/lib/python3/dist-packages/_pytest/assertion/rewrite.py", line 186 in exec_module
File "<frozen importlib._bootstrap>", line 690 in _load_unlocked
File "<frozen importlib._bootstrap>", line 1147 in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 1176 in _find_and_load
File "<frozen importlib._bootstrap>", line 1204 in _gcd_import
File "/usr/lib/python3.11/importlib/__init__.py", line 126 in import_module
File "/usr/lib/python3/dist-packages/_pytest/pathlib.py", line 567 in import_path
File "/usr/lib/python3/dist-packages/_pytest/python.py", line 617 in _importtestmodule
File "/usr/lib/python3/dist-packages/_pytest/python.py", line 528 in _getobj
File "/usr/lib/python3/dist-packages/_pytest/python.py", line 310 in obj
File "/usr/lib/python3/dist-packages/_pytest/python.py", line 545 in _inject_setup_module_fixture
File "/usr/lib/python3/dist-packages/_pytest/python.py", line 531 in collect
File "/usr/lib/python3/dist-packages/_pytest/runner.py", line 372 in <lambda>
File "/usr/lib/python3/dist-packages/_pytest/runner.py", line 341 in from_call
File "/usr/lib/python3/dist-packages/_pytest/runner.py", line 372 in pytest_make_collect_report
File "/usr/lib/python3/dist-packages/pluggy/_callers.py", line 77 in _multicall
File "/usr/lib/python3/dist-packages/pluggy/_manager.py", line 115 in _hookexec
File "/usr/lib/python3/dist-packages/pluggy/_hooks.py", line 493 in __call__
File "/usr/lib/python3/dist-packages/_pytest/runner.py", line 547 in collect_one_node
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 842 in genitems
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 675 in perform_collect
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 335 in pytest_collection
File "/usr/lib/python3/dist-packages/pluggy/_callers.py", line 77 in _multicall
File "/usr/lib/python3/dist-packages/pluggy/_manager.py", line 115 in _hookexec
File "/usr/lib/python3/dist-packages/pluggy/_hooks.py", line 493 in __call__
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 324 in _main
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 271 in wrap_session
File "/usr/lib/python3/dist-packages/_pytest/main.py", line 318 in pytest_cmdline_main
File "/usr/lib/python3/dist-packages/pluggy/_callers.py", line 77 in _multicall
File "/usr/lib/python3/dist-packages/pluggy/_manager.py", line 115 in _hookexec
File "/usr/lib/python3/dist-packages/pluggy/_hooks.py", line 493 in __call__
File "/usr/lib/python3/dist-packages/_pytest/config/__init__.py", line 169 in main
File "/usr/lib/python3/dist-packages/_pytest/config/__init__.py", line 192 in console_main
File "/usr/lib/python3/dist-packages/pytest/__main__.py", line 5 in <module>
File "<frozen runpy>", line 88 in _run_code
File "<frozen runpy>", line 198 in _run_module_as_main
Extension modules: numpy.core._multiarray_umath, numpy.core._multiarray_tests, numpy.linalg._umath_linalg, numpy.fft._pocketfft_internal, numpy.random._common, numpy.random.bit_generator, numpy.random._bounded_integers, numpy.random._mt19937, numpy.random.mtrand, numpy.random._philox, numpy.random._pcg64, numpy.random._sfc64, numpy.random._generator (total: 13)
Segmentation fault (core dumped)
Worked around by adding netgen to lto-disabled-list