Application: calligrastage (2.9.11)
KDE Platform Version: 4.14.17
Qt Version: 4.8.7
Operating System: Linux 4.3.5-300.fc23.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
Opened a PPT file and Stage crashed. PPTX files seem to work fine.

The crash can be reproduced every time.

-- Backtrace:
Application: Stage (calligrastage), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[KCrash Handler]
#6  0x00007f0a99ea0cf5 in OdfWriter::end() () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#7  0x00007f0a99ea0d5c in OdfWriter::OdfWriter(OdfWriter*, char const*, bool) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#8  0x00007f0a99e9efc4 in PptToOdp::processParagraph(Writer&, QStack<PptToOdp::TextListTag>&, MSO::OfficeArtClientData const*, MSO::TextContainer const*, MSO::TextRuler const*, bool, QString const&, int, int) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#9  0x00007f0a99e9f918 in PptToOdp::processTextForBody(Writer&, MSO::OfficeArtClientData const*, MSO::TextContainer const*, MSO::TextRuler const*, bool) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#10 0x00007f0a99e9fe1f in PptToOdp::DrawClient::processClientTextBox(MSO::OfficeArtClientTextBox const&, MSO::OfficeArtClientData const*, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#11 0x00007f0a99f7120f in ODrawToOdf::processText(MSO::OfficeArtSpContainer const&, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#12 0x00007f0a99f714ab in ODrawToOdf::processTextBox(MSO::OfficeArtSpContainer const&, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#13 0x00007f0a99f71a52 in ODrawToOdf::processRectangle(MSO::OfficeArtSpContainer const&, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#14 0x00007f0a99f74b84 in ODrawToOdf::processDrawingObject(MSO::OfficeArtSpContainer const&, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#15 0x00007f0a99f61b6a in ODrawToOdf::processGroupShape(MSO::OfficeArtSpgrContainer const&, Writer&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#16 0x00007f0a99e9c0bc in PptToOdp::createMainStyles(KoGenStyles&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#17 0x00007f0a99e9dc83 in PptToOdp::doConversion(KoStore*) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#18 0x00007f0a99e9e641 in PptToOdp::convert(QString const&, QString const&, KoStore::Backend) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#19 0x00007f0a99e8a4e8 in PowerPointImport::convert(QByteArray const&, QByteArray const&) () from /usr/lib64/kde4/calligra_filter_ppt2odp.so
#20 0x00007f0ac54ea926 in CalligraFilter::ChainLink::invokeFilter(CalligraFilter::ChainLink const*) () from /lib64/libkomain.so.14
#21 0x00007f0ac54e21c8 in KoFilterChain::invokeChain() () from /lib64/libkomain.so.14
#22 0x00007f0ac54db5b0 in KoFilterManager::importDocument(QString const&, QString const&, KoFilter::ConversionStatus&) () from /lib64/libkomain.so.14
#23 0x00007f0ac54a28b0 in KoDocument::openFile() () from /lib64/libkomain.so.14
#24 0x00007f0ac54ac828 in KoDocument::openUrlInternal(KUrl const&) () from /lib64/libkomain.so.14
#25 0x00007f0ac54acc43 in KoDocument::openUrl(KUrl const&) () from /lib64/libkomain.so.14
#26 0x00007f0ac54b7444 in KoMainWindow::openDocumentInternal(KUrl const&, KoPart*, KoDocument*) () from /lib64/libkomain.so.14
#27 0x00007f0ac54b7a01 in KoMainWindow::openDocument(KoPart*, KUrl const&) () from /lib64/libkomain.so.14
#28 0x00007f0ac5492c5c in KoApplication::start() () from /lib64/libkomain.so.14
#29 0x00007f0ac575671f in kdemain () from /lib64/libkdeinit4_calligrastage.so
#30 0x00007f0abf2d9580 in __libc_start_main () from /lib64/libc.so.6
#31 0x00005627c915ba09 in _start ()

Reported using DrKonqi