[vtk-developers] Need help with a crash on Kamino OSX Release mode.

[Sean McBride]

Did you fix the use-after-free we discussed on this list a few weeks ago?

Sean



On Wed, 29 Apr 2015 12:07:35 +1000, Andrew Maclean said:

>David,
>   Thanks for your insights.
>Just finished testing this code on my Macbook Pro OS X Yosemite, Python
>2.7.6 after building VTK in both Debug and Release mode. Everything runs Ok
>so I don't think it is a typedef or macro related to a release build on OS
>X.
>
>Has anyone else got any suggestions?
>
>
>Regards
>   Andrew
>
>On Wed, Apr 29, 2015 at 2:23 AM, David Gobbi <david.gobbi at gmail.com> wrote:
>
>> Hi Andrew,
>>
>> The stack trace provides strong evidence that TestSetGet.py is not
>> excluding vtkView on those dashboards, as ludicrous as that sounds.
>>
>>     c++filt -n _ZL27PyvtkView_SetRepresentationP7_objectS0_
>>     PyvtkView_SetRepresentation(_object*, _object*)
>>
>> This method is only defined in vtkViewPython.cxx, and only
>> dir(vtk.vtkView) will return this method.  Calling dir() on the vtkView
>> subclasses will not return this method.  Hence, the only reason that
>> TestSetGet.py would be calling this method is if it was testing vtkView.
>>
>> Perhaps someone added either a typedef or a macro that causes an
>> additional reference to vtkView to appear in the vtk module under a
>> different name.
>>
>>  - David
>>
>> On Tue, Apr 28, 2015 at 1:42 AM, Andrew Maclean <andrew.amaclean at gmail.com
>> > wrote:
>>
>>> Hi All,
>>>    I need some help here.
>>>
>>> I have converted TestSetGet.tcl to Python but I get a crash on the
>>> dashboard for kamino building osx in release mode, here:
>>> https://open.cdash.org/buildSummary.php?buildid=3789971
>>> and here:
>>> https://open.cdash.org/buildSummary.php?buildid=3789950
>>>
>>> In an earlier attempt, linux release on megas was also crashing in
>>> release mode:
>>> https://open.cdash.org/testDetails.php?test=331289192&build=3789418
>>> Based on this I excluded vtkScatterPlotMatrix which fixed it on megas but
>>> not on Kamino.
>>> So I excluded vtkChartMatrix and I still have the same errors on Kamino.
>>> But there are no clues as to where the crash is happening. However in
>>> looking at:
>>> https://open.cdash.org/testDetails.php?test=331378847&build=3789950
>>> I think it is in vtkView - which is already excluded.
>>> This could be the problem:
>>> void SetRepresentation (vtkDataRepresentation *rep)
>>> vtkDataRepresentation * GetRepresentation (int index=0)
>>>
>>> Can anyone help?
>>>
>>> I guess I can try excluding all the *View classes as documented in:
>>> http://www.vtk.org/doc/nightly/html/classvtkView.html
>>> Is there a less brute-force approach?
>>>
>>>
>>> The code is here:
>>> https://gitlab.kitware.com/vtk/vtk/merge_requests/151
>>>
>>> Thanks in advance for any help/guidance.