[Korganizer-devel] [Bug 234964] New: segmentation fault on startup (infinite recursion)

[Michal Sojka]

https://bugs.kde.org/show_bug.cgi?id=234964

           Summary: segmentation fault on startup (infinite recursion)
           Product: korganizer
           Version: 4.3
          Platform: Debian testing
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: korganizer-devel at kde.org
        ReportedBy: sojkam1 at fel.cvut.cz


Version:            (using KDE 4.3.4)
OS:                Linux
Installed from:    Debian testing/unstable Packages

When I run korganizer I get:

$ korganizer
<unknown program name>(4041)/: Communication problem with  "korganizer" , it
probably crashed. 
Error message was:  "org.freedesktop.DBus.Error.NoReply" : " "Message did not
receive a reply (timeout by message bus)" " 

$ korganizer --nofork
[1]    3826 segmentation fault  korganizer --nofork

Backtrace:
(gdb) r
Starting program: /usr/bin/korganizer --nofork
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff56b1eb8 in qt_closestItemFirst (item1=0xa58320, item2=0x934e60) at
graphicsview/qgraphicsitem_p.h:646
646    graphicsview/qgraphicsitem_p.h: No such file or directory.
    in graphicsview/qgraphicsitem_p.h
(gdb) bt
#0  0x00007ffff56b1eb8 in qt_closestItemFirst (item1=0xa58320, item2=0x934e60)
at graphicsview/qgraphicsitem_p.h:646
#1  0x00007ffff56b842f in
QAlgorithmsPrivate::qSortHelper<QList<QGraphicsItem*>::iterator,
QGraphicsItem*, bool (*)(QGraphicsItem const*, QGraphicsItem const*)>
(start=DWARF-2 expression error: DW_OP_reg operations must be used either alone
or in conjuction with DW_OP_piece.
)
    at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:351
#2  0x00007ffff56b83ec in
QAlgorithmsPrivate::qSortHelper<QList<QGraphicsItem*>::iterator,
QGraphicsItem*, bool (*)(QGraphicsItem const*, QGraphicsItem const*)>
(start=DWARF-2 expression error: DW_OP_reg operations must be used either alone
or in conjuction with DW_OP_piece.
)
    at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:385
#3  0x00007ffff56b85c8 in qSort<QList<QGraphicsItem*>::iterator, bool
(*)(QGraphicsItem const*, QGraphicsItem const*)> (start=<value optimized out>,
end=<value optimized out>, 
    lessThan=0x7ffff56b1eb0 <qt_closestItemFirst>) at
../../include/QtCore/../../src/corelib/tools/qalgorithms.h:187
#4  0x00007ffff56b7c31 in QGraphicsSceneBspTreeIndexPrivate::sortItems
(itemList=0x7fffff7ff330, order=<value optimized out>, sortCacheEnabled=<value
optimized out>, 
    onlyTopLevelItems=<value optimized out>) at
graphicsview/qgraphicsscenebsptreeindex.cpp:434
#5  0x00007ffff56b7e69 in QGraphicsSceneBspTreeIndex::items (this=<value
optimized out>, order=Qt::DescendingOrder) at
graphicsview/qgraphicsscenebsptreeindex.cpp:572
#6  0x00007ffff56924ca in QGraphicsScene::items (this=<value optimized out>) at
graphicsview/qgraphicsscene.cpp:1900
#7  0x00007ffff5698fb9 in QGraphicsScene::itemsBoundingRect (this=0x934e60) at
graphicsview/qgraphicsscene.cpp:1887
#8  0x00007ffff569fc41 in QGraphicsScene::sceneRect (this=0xa4d690) at
graphicsview/qgraphicsscene.cpp:1636
#9  0x00007ffff6be4c0f in KOrg::MonthScene::availableWidth (this=0x934e60) at
../../korganizer/views/monthview/monthscene.cpp:133
#10 0x00007ffff6be4c79 in KOrg::MonthScene::columnWidth (this=0xa58320) at
../../korganizer/views/monthview/monthscene.cpp:143
#11 0x00007ffff6be2ba3 in KOrg::MonthGraphicsItem::boundingRect (this=0x91deb0)
at ../../korganizer/views/monthview/monthgraphicsitems.cpp:223
#12 0x00007ffff5667fa1 in QGraphicsItem::sceneBoundingRect (this=0x934e60) at
graphicsview/qgraphicsitem.cpp:4545
#13 0x00007ffff5699058 in QGraphicsScene::itemsBoundingRect (this=<value
optimized out>) at graphicsview/qgraphicsscene.cpp:1888
#14 0x00007ffff569fc41 in QGraphicsScene::sceneRect (this=0xa4d690) at
graphicsview/qgraphicsscene.cpp:1636
#15 0x00007ffff6be4c0f in KOrg::MonthScene::availableWidth (this=0x934e60) at
../../korganizer/views/monthview/monthscene.cpp:133
#16 0x00007ffff6be4c79 in KOrg::MonthScene::columnWidth (this=0xa58320) at
../../korganizer/views/monthview/monthscene.cpp:143
#17 0x00007ffff6be2ba3 in KOrg::MonthGraphicsItem::boundingRect (this=0x91deb0)
at ../../korganizer/views/monthview/monthgraphicsitems.cpp:223
#18 0x00007ffff5667fa1 in QGraphicsItem::sceneBoundingRect (this=0x934e60) at
graphicsview/qgraphicsitem.cpp:4545
#19 0x00007ffff5699058 in QGraphicsScene::itemsBoundingRect (this=<value
optimized out>) at graphicsview/qgraphicsscene.cpp:1888
#20 0x00007ffff569fc41 in QGraphicsScene::sceneRect (this=0xa4d690) at
graphicsview/qgraphicsscene.cpp:1636
#21 0x00007ffff6be4c0f in KOrg::MonthScene::availableWidth (this=0x934e60) at
../../korganizer/views/monthview/monthscene.cpp:133
#22 0x00007ffff6be4c79 in KOrg::MonthScene::columnWidth (this=0xa58320) at
../../korganizer/views/monthview/monthscene.cpp:143
#23 0x00007ffff6be2ba3 in KOrg::MonthGraphicsItem::boundingRect (this=0x91deb0)
at ../../korganizer/views/monthview/monthgraphicsitems.cpp:223
#24 0x00007ffff5667fa1 in QGraphicsItem::sceneBoundingRect (this=0x934e60) at
graphicsview/qgraphicsitem.cpp:4545
#25 0x00007ffff5699058 in QGraphicsScene::itemsBoundingRect (this=<value
optimized out>) at graphicsview/qgraphicsscene.cpp:1888
#26 0x00007ffff569fc41 in QGraphicsScene::sceneRect (this=0xa4d690) at
graphicsview/qgraphicsscene.cpp:1636
#27 0x00007ffff6be4c0f in KOrg::MonthScene::availableWidth (this=0x934e60) at
../../korganizer/views/monthview/monthscene.cpp:133
#28 0x00007ffff6be4c79 in KOrg::MonthScene::columnWidth (this=0xa58320) at
../../korganizer/views/monthview/monthscene.cpp:143
#29 0x00007ffff6be2ba3 in KOrg::MonthGraphicsItem::boundingRect (this=0x91deb0)
at ../../korganizer/views/monthview/monthgraphicsitems.cpp:223
#30 0x00007ffff5667fa1 in QGraphicsItem::sceneBoundingRect (this=0x934e60) at
graphicsview/qgraphicsitem.cpp:4545
#31 0x00007ffff5699058 in QGraphicsScene::itemsBoundingRect (this=<value
optimized out>) at graphicsview/qgraphicsscene.cpp:1888
#32 0x00007ffff569fc41 in QGraphicsScene::sceneRect (this=0xa4d690) at
graphicsview/qgraphicsscene.cpp:1636
#33 0x00007ffff6be4c0f in KOrg::MonthScene::availableWidth (this=0x934e60) at
../../korganizer/views/monthview/monthscene.cpp:133
#34 0x00007ffff6be4c79 in KOrg::MonthScene::columnWidth (this=0xa58320) at
../../korganizer/views/monthview/monthscene.cpp:143
#35 0x00007ffff6be2ba3 in KOrg::MonthGraphicsItem::boundingRect (this=0x91deb0)
at ../../korganizer/views/monthview/monthgraphicsitems.cpp:223

This pattern repeats - there was at least 10000 entries in the backtrace.

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