[Bug 158129] Kontact crashes when clicking on Calendar

Thomas McGuire mcguire at kde.org
Sat Jan 3 14:17:16 GMT 2009 

http://bugs.kde.org/show_bug.cgi?id=158129


Thomas McGuire mcguire kde org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1




--- Comment #6 from Thomas McGuire <mcguire kde org>  2009-01-03 15:17:14 ---
Ok, for me it is happening when I use the Akonadi resource (doesn't happen if I
use the normal resources).
I have sub-todos, if that plays a role here.
Can be triggered always be switching from summary to calendar.

Relevant valgrind log:

==27188== Invalid read of size 4
==27188==    at 0x4DBCFB0: KCal::Incidence::descriptionIsRich() const
(incidence.cpp:389)
==27188==    by 0x10D6B8F3: KOTodoModel::data(QModelIndex const&, int) const
(kotodomodel.cpp:728)
==27188==    by 0x62DF688: QSortFilterProxyModel::data(QModelIndex const&, int)
const (in /media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x10D71EAC: QModelIndex::data(int) const
(qabstractitemmodel.h:367)
==27188==    by 0x10D6FD33:
KOTodoRichTextDelegate::sizeHint(QStyleOptionViewItem const&, QModelIndex
const&) const (kotododelegates.cpp:466)
==27188==    by 0x6295C28: QTreeView::indexRowSizeHint(QModelIndex const&)
const (in /media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6295D6D: QTreeViewPrivate::itemHeight(int) const (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6295EEE: QTreeViewPrivate::updateScrollBars() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6299879: QTreeView::updateGeometries() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x625C625: QAbstractItemView::doItemsLayout() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x62A2798: QTreeView::doItemsLayout() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6265A77: QAbstractItemView::timerEvent(QTimerEvent*) (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==  Address 0xEB05454 is 20 bytes inside a block of size 28 free'd
==27188==    at 0x4022156: operator delete(void*) (in
/usr/lib/valgrind/x86-linux/vgpreload_memcheck.so)
==27188==    by 0x4DC54DF: KCal::Todo::~Todo() (todo.cpp:102)
==27188==    by 0x4DF2AC1: void qDeleteAll<QHash<QString,
KCal::Todo*>::const_iterator>(QHash<QString, KCal::Todo*>::const_iterator,
QHash<QString, KCal::Todo*>::const_iterator) (qalgorithms.h:346)
==27188==    by 0x4DF2B27: void qDeleteAll<QHash<QString, KCal::Todo*>
>(QHash<QString, KCal::Todo*> const&) (qalgorithms.h:354)
==27188==    by 0x4DED5F7: KCal::CalendarLocal::deleteAllTodos()
(calendarlocal.cpp:294)
==27188==    by 0x4DEF5CA: KCal::CalendarLocal::close() (calendarlocal.cpp:168)
==27188==    by 0xF1849BF: KCal::ResourceAkonadi::doLoad(bool)
(resourceakonadi.cpp:660)
==27188==    by 0x4E2955D: KCal::ResourceCalendar::load()
(resourcecalendar.cpp:168)
==27188==    by 0x4E3919F: KCal::CalendarResources::load()
(calendarresources.cpp:272)
==27188==    by 0x10CC2F1E: KOrganizerPart::KOrganizerPart(QWidget*, QObject*,
QList<QVariant> const&) (korganizer_part.cpp:88)
==27188==    by 0x10CC3ECD: QObject*
KPluginFactory::createPartInstance<KOrganizerPart>(QWidget*, QObject*,
QList<QVariant> const&) (kpluginfactory.h:467)
==27188==    by 0x59D1E17: KPluginFactory::create(char const*, QWidget*,
QObject*, QList<QVariant> const&, QString const&)
(kpluginfactory.cpp:191)==27188== Invalid read of size 4
==27188==    at 0x4DBCFB0: KCal::Incidence::descriptionIsRich() const
(incidence.cpp:389)
==27188==    by 0x10D6B8F3: KOTodoModel::data(QModelIndex const&, int) const
(kotodomodel.cpp:728)
==27188==    by 0x62DF688: QSortFilterProxyModel::data(QModelIndex const&, int)
const (in /media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x10D71EAC: QModelIndex::data(int) const
(qabstractitemmodel.h:367)
==27188==    by 0x10D6FD33:
KOTodoRichTextDelegate::sizeHint(QStyleOptionViewItem const&, QModelIndex
const&) const (kotododelegates.cpp:466)
==27188==    by 0x6295C28: QTreeView::indexRowSizeHint(QModelIndex const&)
const (in /media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6295D6D: QTreeViewPrivate::itemHeight(int) const (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6295EEE: QTreeViewPrivate::updateScrollBars() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6299879: QTreeView::updateGeometries() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x625C625: QAbstractItemView::doItemsLayout() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x62A2798: QTreeView::doItemsLayout() (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==    by 0x6265A77: QAbstractItemView::timerEvent(QTimerEvent*) (in
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4.4.3)
==27188==  Address 0xEB05454 is 20 bytes inside a block of size 28 free'd
==27188==    at 0x4022156: operator delete(void*) (in
/usr/lib/valgrind/x86-linux/vgpreload_memcheck.so)
==27188==    by 0x4DC54DF: KCal::Todo::~Todo() (todo.cpp:102)
==27188==    by 0x4DF2AC1: void qDeleteAll<QHash<QString,
KCal::Todo*>::const_iterator>(QHash<QString, KCal::Todo*>::const_iterator,
QHash<QString, KCal::Todo*>::const_iterator) (qalgorithms.h:346)
==27188==    by 0x4DF2B27: void qDeleteAll<QHash<QString, KCal::Todo*>
>(QHash<QString, KCal::Todo*> const&) (qalgorithms.h:354)
==27188==    by 0x4DED5F7: KCal::CalendarLocal::deleteAllTodos()
(calendarlocal.cpp:294)
==27188==    by 0x4DEF5CA: KCal::CalendarLocal::close() (calendarlocal.cpp:168)
==27188==    by 0xF1849BF: KCal::ResourceAkonadi::doLoad(bool)
(resourceakonadi.cpp:660)
==27188==    by 0x4E2955D: KCal::ResourceCalendar::load()
(resourcecalendar.cpp:168)
==27188==    by 0x4E3919F: KCal::CalendarResources::load()
(calendarresources.cpp:272)
==27188==    by 0x10CC2F1E: KOrganizerPart::KOrganizerPart(QWidget*, QObject*,
QList<QVariant> const&) (korganizer_part.cpp:88)
==27188==    by 0x10CC3ECD: QObject*
KPluginFactory::createPartInstance<KOrganizerPart>(QWidget*, QObject*,
QList<QVariant> const&) (kpluginfactory.h:467)
==27188==    by 0x59D1E17: KPluginFactory::create(char const*, QWidget*,
QObject*, QList<QVariant> const&, QString const&) (kpluginfactory.cpp:191)

Once, I didn't get the paintEvent/paintSiblings backtrace, but the following:

#0  0xffffe403 in __kernel_vsyscall ()
#1  0xb583d8d6 in nanosleep () from /lib/libc.so.6
#2  0xb583d6b7 in sleep () from /lib/libc.so.6
#3  0xb69115ea in KCrash::startDrKonqi (argv=0xbfcc2884, argc=17) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/util/kcrash.cpp:412
#4  0xb6912035 in KCrash::defaultCrashHandler (sig=11) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/util/kcrash.cpp:337
#5  <signal handler called>
#6  0xb62ec11b in QDateTime::date () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#7  0xb659fcc0 in KDateTimePrivate::date (this=0x91ae390) at
/media/kdedev/trunk/src/KDE/kdelibs/kdecore/date/kdatetime.cpp:376
#8  0xb6594741 in KDateTime::date (this=0xbfcc2ca0) at
/media/kdedev/trunk/src/KDE/kdelibs/kdecore/date/kdatetime.cpp:833
#9  0xafddc073 in KOTodoModel::data (this=0x91674d8, index=@0xbfcc2d70, role=0)
at
/media/kdedev/trunk/src/KDE/kdepim/korganizer/views/todoview/kotodomodel.cpp:636
#10 0xb5fac689 in QSortFilterProxyModel::data () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#11 0xb5dc4ba1 in QModelIndex::data () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#12 0xb5fd0889 in QStyledItemDelegate::initStyleOption () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#13 0xb5fd0004 in QStyledItemDelegate::sizeHint () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#14 0xb5f62c29 in QTreeView::indexRowSizeHint () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#15 0xb5f62d6e in QTreeViewPrivate::itemHeight () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#16 0xb5f62eef in QTreeViewPrivate::updateScrollBars () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#17 0xb5f6687a in QTreeView::updateGeometries () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#18 0xb5f29626 in QAbstractItemView::doItemsLayout () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#19 0xb5f6f799 in QTreeView::doItemsLayout () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#20 0xb5f32a78 in QAbstractItemView::timerEvent () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#21 0xb5f6ecfa in QTreeView::timerEvent () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#22 0xb63e7d08 in QObject::event () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#23 0xb5a80eda in QWidget::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#24 0xb5df2dac in QFrame::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#25 0xb5e8cb5a in QAbstractScrollArea::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#26 0xb5f301f2 in QAbstractItemView::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#27 0xb5a222cd in QApplicationPrivate::notify_helper () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#28 0xb5a23ef5 in QApplication::notify () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#29 0xb68a16dd in KApplication::notify (this=0xbfcc5ac4, receiver=0x9148cf8,
event=0xbfcc3b54) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:307
#30 0xb63d4c66 in QCoreApplication::notifyInternal () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#31 0xb783ffad in QCoreApplication::sendEvent (receiver=0x9148cf8,
event=0xbfcc3b54) at
/media/kdedev/trunk/qt-copy/include/QtCore/../../src/corelib/kernel/qcoreapplication.h:209
#32 0xb64079a5 in QTimerInfoList::activateTimers () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#33 0xb640524c in timerSourceDispatch () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#34 0xb4ff65d6 in g_main_context_dispatch () from /usr//lib/libglib-2.0.so.0
#35 0xb4ff9972 in ?? () from /usr//lib/libglib-2.0.so.0
#36 0x08066508 in ?? ()
#37 0x00000000 in ?? ()#0  0xffffe403 in __kernel_vsyscall ()
#1  0xb583d8d6 in nanosleep () from /lib/libc.so.6
#2  0xb583d6b7 in sleep () from /lib/libc.so.6
#3  0xb69115ea in KCrash::startDrKonqi (argv=0xbfcc2884, argc=17) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/util/kcrash.cpp:412
#4  0xb6912035 in KCrash::defaultCrashHandler (sig=11) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/util/kcrash.cpp:337
#5  <signal handler called>
#6  0xb62ec11b in QDateTime::date () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#7  0xb659fcc0 in KDateTimePrivate::date (this=0x91ae390) at
/media/kdedev/trunk/src/KDE/kdelibs/kdecore/date/kdatetime.cpp:376
#8  0xb6594741 in KDateTime::date (this=0xbfcc2ca0) at
/media/kdedev/trunk/src/KDE/kdelibs/kdecore/date/kdatetime.cpp:833
#9  0xafddc073 in KOTodoModel::data (this=0x91674d8, index=@0xbfcc2d70, role=0)
at
/media/kdedev/trunk/src/KDE/kdepim/korganizer/views/todoview/kotodomodel.cpp:636
#10 0xb5fac689 in QSortFilterProxyModel::data () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#11 0xb5dc4ba1 in QModelIndex::data () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#12 0xb5fd0889 in QStyledItemDelegate::initStyleOption () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#13 0xb5fd0004 in QStyledItemDelegate::sizeHint () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#14 0xb5f62c29 in QTreeView::indexRowSizeHint () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#15 0xb5f62d6e in QTreeViewPrivate::itemHeight () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#16 0xb5f62eef in QTreeViewPrivate::updateScrollBars () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#17 0xb5f6687a in QTreeView::updateGeometries () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#18 0xb5f29626 in QAbstractItemView::doItemsLayout () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#19 0xb5f6f799 in QTreeView::doItemsLayout () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#20 0xb5f32a78 in QAbstractItemView::timerEvent () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#21 0xb5f6ecfa in QTreeView::timerEvent () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#22 0xb63e7d08 in QObject::event () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#23 0xb5a80eda in QWidget::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#24 0xb5df2dac in QFrame::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#25 0xb5e8cb5a in QAbstractScrollArea::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#26 0xb5f301f2 in QAbstractItemView::event () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#27 0xb5a222cd in QApplicationPrivate::notify_helper () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#28 0xb5a23ef5 in QApplication::notify () from
/media/kdedev/trunk/qt-copy/lib/libQtGui.so.4
#29 0xb68a16dd in KApplication::notify (this=0xbfcc5ac4, receiver=0x9148cf8,
event=0xbfcc3b54) at
/media/kdedev/trunk/src/KDE/kdelibs/kdeui/kernel/kapplication.cpp:307
#30 0xb63d4c66 in QCoreApplication::notifyInternal () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#31 0xb783ffad in QCoreApplication::sendEvent (receiver=0x9148cf8,
event=0xbfcc3b54) at
/media/kdedev/trunk/qt-copy/include/QtCore/../../src/corelib/kernel/qcoreapplication.h:209
#32 0xb64079a5 in QTimerInfoList::activateTimers () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#33 0xb640524c in timerSourceDispatch () from
/media/kdedev/trunk/qt-copy/lib/libQtCore.so.4
#34 0xb4ff65d6 in g_main_context_dispatch () from /usr//lib/libglib-2.0.so.0
#35 0xb4ff9972 in ?? () from /usr//lib/libglib-2.0.so.0
#36 0x08066508 in ?? ()
#37 0x00000000 in ?? ()


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