tests/test_assembly.py::test_colors_assy0[chassis0_assy-expected0] Fatal Python error: Segmentation fault #149
Comments
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Would you be able to step through the failing test in python share the object (as |
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I don't understand what you're asking me to provide. There're more than two segfaulting tests, as i'm commenting them out. Is your request about |
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So the idea was that you debug (in pdb) the first segfaulting test and share the problematic shape as a |
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It's compiled by a Gentoo ebuild. Will try with pdb in a while. |
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I failed to export brep, but produced a minimal segfault reproducer: |
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That does not look too weird. I assume that Looking at your cmake flags, |
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On Fri, May 17, 2024 at 10:38:20AM GMT, AU wrote:
That does not look too weird. I assume that `cq.Workplane("YZ").circle(r_wheel).extrude(w_wheel, both=True, clean=False)` does not segfault, right?
Yes, this doesn't segfault.
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No effect. |
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OK, could you then check with a debug build of OCCT and share the coredump? |
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On Fri, May 17, 2024 at 11:26:42AM GMT, AU wrote:
OK, could you then check with a debug build of OCCT and share the coredump?
I have the coredump. I doubt it would be of any use without the accompanying symbols tho, and i'm not sure how to provide them nicely.
The backtrace and a little more info when compiled with -Og -ggdb3:
```
(gdb) bt
#0 TopoDS_TShape::setFlag (theIsOn=false, theFlag=TopoDS_TShape::TopoDS_TShape_Flags_Free, this=0x0) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_TShape.hxx:170
#1 TopoDS_TShape::Free (theIsFree=false, this=0x0) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_TShape.hxx:64
#2 TopoDS_Builder::Add ***@***.***=0x7ffd23863063, aShape=..., aComponent=...) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_Builder.cxx:49
#3 0x00007f6f811b9c34 in ShapeUpgrade_UnifySameDomain::IntUnifyFaces ***@***.***=0x564f88339690, theInpShape=..., theGMapEdgeFaces=..., theGMapFaceShells=..., theFreeBoundMap=...)
at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx:3613
#4 0x00007f6f811bb4b0 in ShapeUpgrade_UnifySameDomain::UnifyFaces ***@***.***=0x564f88339690) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx:2807
#5 0x00007f6f811bb7da in ShapeUpgrade_UnifySameDomain::Build (this=0x564f88339690) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx:3900
#6 0x00007f6f897d09b7 in pybind11::cpp_function::initialize<pybind11::cpp_function::initialize<void, ShapeUpgrade_UnifySameDomain, , pybind11::name, pybind11::is_method, pybind11::sibling, char [53]>(void (ShapeUpgrade_UnifySameDomain::*)(), pybind11::name const&, pybind11::is_method const&, pybind11::sibling const&, char const (&) [53])::{lambda(ShapeUpgrade_UnifySameDomain*)#1}, void, ShapeUpgrade_UnifySameDomain*, pybind11::name, pybind11::is_method, pybind11::sibling, char [53]>(pybind11::cpp_function::initialize<void, ShapeUpgrade_UnifySameDomain, , pybind11::name, pybind11::is_method, pybind11::sibling, char [53]>(void (ShapeUpgrade_UnifySameDomain::*)(), pybind11::name const&, pybind11::is_method const&, pybind11::sibling const&, char const (&) [53])::{lambda(ShapeUpgrade_UnifySameDomain*)#1}&&, void (*)(ShapeUpgrade_UnifySameDomain*), pybind11::name const&, pybind11::is_method const&, pybind11::sibling const&, char const (&) [53])::{lambda(pybind11::detail::function_call&)#1}::_FUN(pybind11::detail::function_call&) () from /usr/lib/python3.11/site-packages/OCP.cpython-311-x86_64-linux-gnu.so
#7 0x00007f6f84a27da3 in pybind11::cpp_function::dispatcher(_object*, _object*, _object*) () from /usr/lib/python3.11/site-packages/OCP.cpython-311-x86_64-linux-gnu.so
#8 0x00007f6f8f9175d3 in cfunction_call () from /usr/lib64/libpython3.11.so.1.0
#9 0x00007f6f8f8d34ff in _PyObject_MakeTpCall () from /usr/lib64/libpython3.11.so.1.0
#10 0x00007f6f8f8864e3 in _PyEval_EvalFrameDefault () from /usr/lib64/libpython3.11.so.1.0
#11 0x00007f6f8f9afbf0 in _PyEval_Vector () from /usr/lib64/libpython3.11.so.1.0
#12 0x00007f6f8f9afcb1 in PyEval_EvalCode () from /usr/lib64/libpython3.11.so.1.0
#13 0x00007f6f8f9f1653 in run_eval_code_obj () from /usr/lib64/libpython3.11.so.1.0
#14 0x00007f6f8f9f1876 in run_mod () from /usr/lib64/libpython3.11.so.1.0
#15 0x00007f6f8f9f1950 in pyrun_file () from /usr/lib64/libpython3.11.so.1.0
#16 0x00007f6f8f9f438d in _PyRun_SimpleFileObject () from /usr/lib64/libpython3.11.so.1.0
#17 0x00007f6f8f9f48f4 in _PyRun_AnyFileObject () from /usr/lib64/libpython3.11.so.1.0
#18 0x00007f6f8fa121f0 in Py_RunMain () from /usr/lib64/libpython3.11.so.1.0
#19 0x00007f6f8fa1272b in Py_BytesMain () from /usr/lib64/libpython3.11.so.1.0
#20 0x00007f6f8f65f2e0 in __libc_start_call_main () from /lib64/libc.so.6
#21 0x00007f6f8f65f399 in __libc_start_main () from /lib64/libc.so.6
#22 0x0000564f81293095 in _start ()
(gdb) down
Bottom (innermost) frame selected; you cannot go down.
(gdb) up
#1 TopoDS_TShape::Free (theIsFree=false, this=0x0) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_TShape.hxx:64
64 void Free (Standard_Boolean theIsFree) { setFlag (TopoDS_TShape_Flags_Free, theIsFree); }
(gdb) down
#0 TopoDS_TShape::setFlag (theIsOn=false, theFlag=TopoDS_TShape::TopoDS_TShape_Flags_Free, this=0x0) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_TShape.hxx:170
170 else myFlags &= ~(Standard_Integer )theFlag;
(gdb) up
#1 TopoDS_TShape::Free (theIsFree=false, this=0x0) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_TShape.hxx:64
64 void Free (Standard_Boolean theIsFree) { setFlag (TopoDS_TShape_Flags_Free, theIsFree); }
(gdb) up
#2 TopoDS_Builder::Add ***@***.***=0x7ffd23863063, aShape=..., aComponent=...) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/TopoDS/TopoDS_Builder.cxx:49
49 aComponent.TShape()->Free(Standard_False);
(gdb) p aComponent
$1 = (const TopoDS_Shape &) @0x7ffd238631f0: {myTShape = {entity = 0x0}, myLocation = {myItems = {myNode = {entity = 0x0}}}, myOrient = TopAbs_EXTERNAL}
(gdb) up
#3 0x00007f6f811b9c34 in ShapeUpgrade_UnifySameDomain::IntUnifyFaces ***@***.***=0x564f88339690, theInpShape=..., theGMapEdgeFaces=..., theGMapFaceShells=..., theFreeBoundMap=...)
at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx:3613
3613 BB.Add(aNewWire, CurEdge);
(gdb) p aNewWire
$2 = {<TopoDS_Shape> = {myTShape = {entity = 0x564f88489250}, myLocation = {myItems = {myNode = {entity = 0x0}}}, myOrient = TopAbs_FORWARD}, <No data fields>}
(gdb) p CurEdge
$3 = {<TopoDS_Shape> = {myTShape = {entity = 0x0}, myLocation = {myItems = {myNode = {entity = 0x0}}}, myOrient = TopAbs_EXTERNAL}, <No data fields>}
(gdb) up
#4 0x00007f6f811bb4b0 in ShapeUpgrade_UnifySameDomain::UnifyFaces ***@***.***=0x564f88339690) at /var/tmp/portage/sci-libs/opencascade-7.7.2-r1/work/OCCT-7_7_2/src/ShapeUpgrade/ShapeUpgrade_UnifySameDomain.cxx:2807
2807 IntUnifyFaces(exps.Current(), aGMapEdgeFaces, aGMapFaceShells, aFreeBoundMap);
```
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AFAICT |
I'm packaging CadQuery for Gentoo. I've built OCP with the pre-generated "ubuntu" bindings sources as suggested in #132 (comment)
CadQuery master pytest segfaults in (through?) OCP:
gdb on the core dump says:
How do i address this?
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