Application: okular (0.11.2)
KDE Platform Version: 4.5.5 (KDE 4.5.5)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-31-generic i686
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed: Reading a document on Okular. The programme crashed when I was turning a page.

The crash can be reproduced every time.

-- Backtrace:
Application: Okular (okular), signal: Aborted
[Current thread is 1 (Thread 0xb7702710 (LWP 7102))]

Thread 3 (Thread 0xb1820b70 (LWP 7105)):
#0  0x0041a7d4 in __pthread_mutex_unlock_usercnt () from /lib/libpthread.so.0
#1  0x04fb5fa6 in pthread_mutex_unlock () from /lib/libc.so.6
#2  0x02810e58 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#3  0x02811279 in ?? () from /lib/libglib-2.0.so.0
#4  0x02811848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x0078159f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x00751609 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x00751a8a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#8  0x0064db7e in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0x0073035b in ?? () from /usr/lib/libQtCore.so.4
#10 0x00650df9 in ?? () from /usr/lib/libQtCore.so.4
#11 0x00416cc9 in start_thread () from /lib/libpthread.so.0
#12 0x04fa869e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xb3646b70 (LWP 7279)):
[KCrash Handler]
#7  0x0042b416 in __kernel_vsyscall ()
#8  0x04f02941 in raise () from /lib/libc.so.6
#9  0x04f05e42 in abort () from /lib/libc.so.6
#10 0x017262f4 in Gfx::doForm(Object*) () from /usr/lib/libpoppler.so.7
#11 0x017266e2 in Gfx::opXObject(Object*, int) () from /usr/lib/libpoppler.so.7
#12 0x01715716 in Gfx::execOp(Object*, Object*, int) () from /usr/lib/libpoppler.so.7
#13 0x017162dc in Gfx::go(int) () from /usr/lib/libpoppler.so.7
#14 0x01716d29 in Gfx::display(Object*, int) () from /usr/lib/libpoppler.so.7
#15 0x017638c0 in Page::displaySlice(OutputDev*, double, double, int, int, int, int, int, int, int, int, Catalog*, int (*)(void*), void*, int (*)(Annot*, void*), void*) () from /usr/lib/libpoppler.so.7
#16 0x0176770b in PDFDoc::displayPageSlice(OutputDev*, int, double, double, int, int, int, int, int, int, int, int, int (*)(void*), void*, int (*)(Annot*, void*), void*) () from /usr/lib/libpoppler.so.7
#17 0x05d62754 in Poppler::Page::renderToImage(double, double, int, int, int, int, Poppler::Page::Rotation) const () from /usr/lib/libpoppler-qt4.so.3
#18 0x062b3947 in ?? () from /usr/lib/kde4/okularGenerator_poppler.so
#19 0x00650df9 in ?? () from /usr/lib/libQtCore.so.4
#20 0x00416cc9 in start_thread () from /lib/libpthread.so.0
#21 0x04fa869e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb7702710 (LWP 7102)):
#0  0x0042b416 in __kernel_vsyscall ()
#1  0x04f99df6 in poll () from /lib/libc.so.6
#2  0x0514ad90 in ?? () from /usr/lib/libxcb.so.1
#3  0x0514cca2 in xcb_wait_for_reply () from /usr/lib/libxcb.so.1
#4  0x0931e016 in _XReply () from /usr/lib/libX11.so.6
#5  0x092fa779 in XGetImage () from /usr/lib/libX11.so.6
#6  0x06dcb5e1 in QX11PixmapData::toImage(QRect const&) const () from /usr/lib/libQtGui.so.4
#7  0x06dc3b17 in QX11PixmapData::toImage() const () from /usr/lib/libQtGui.so.4
#8  0x06daeb4b in QPixmap::toImage() const () from /usr/lib/libQtGui.so.4
#9  0x068a4283 in ?? () from /usr/lib/kde4/okularpart.so
#10 0x068a4a24 in ?? () from /usr/lib/kde4/okularpart.so
#11 0x068b808f in ?? () from /usr/lib/kde4/okularpart.so
#12 0x068b899d in ?? () from /usr/lib/kde4/okularpart.so
#13 0x06d12cc6 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#14 0x07134763 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#15 0x071d1a82 in QAbstractScrollArea::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#16 0x068bbb40 in ?? () from /usr/lib/kde4/okularpart.so
#17 0x071d44d5 in ?? () from /usr/lib/libQtGui.so.4
#18 0x0075229a in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#19 0x06cb4fb9 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#20 0x06cbb0e9 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#21 0x00e77d8a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#22 0x00752b3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#23 0x06d19ee6 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#24 0x06f0abff in ?? () from /usr/lib/libQtGui.so.4
#25 0x06d0c2b3 in QWidgetPrivate::syncBackingStore() () from /usr/lib/libQtGui.so.4
#26 0x06d13466 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#27 0x07153917 in QMainWindow::event(QEvent*) () from /usr/lib/libQtGui.so.4
#28 0x00f6f164 in KMainWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#29 0x00fb7a4f in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#30 0x06cb4fdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#31 0x06cbb0e9 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#32 0x00e77d8a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#33 0x00752b3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#34 0x06f07c17 in ?? () from /usr/lib/libQtGui.so.4
#35 0x06f0b431 in ?? () from /usr/lib/libQtGui.so.4
#36 0x06d0ecb9 in QWidget::repaint(QRect const&) () from /usr/lib/libQtGui.so.4
#37 0x068b917c in ?? () from /usr/lib/kde4/okularpart.so
#38 0x071d1465 in QAbstractScrollAreaPrivate::_q_vslide(int) () from /usr/lib/libQtGui.so.4
#39 0x071d2b1a in QAbstractScrollArea::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtGui.so.4
#40 0x068c538a in ?? () from /usr/lib/kde4/okularpart.so
#41 0x007588ca in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#42 0x0076b6ad in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#43 0x07423783 in QAbstractSlider::valueChanged(int) () from /usr/lib/libQtGui.so.4
#44 0x070e61d5 in QAbstractSlider::setValue(int) () from /usr/lib/libQtGui.so.4
#45 0x070e62af in QAbstractSlider::triggerAction(QAbstractSlider::SliderAction) () from /usr/lib/libQtGui.so.4
#46 0x070e6789 in QAbstractSlider::setSliderPosition(int) () from /usr/lib/libQtGui.so.4
#47 0x071937c3 in QScrollBar::mouseMoveEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#48 0x06d12caa in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#49 0x070e6044 in QAbstractSlider::event(QEvent*) () from /usr/lib/libQtGui.so.4
#50 0x07194557 in QScrollBar::event(QEvent*) () from /usr/lib/libQtGui.so.4
#51 0x06cb4fdc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#52 0x06cbbc2e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#53 0x00e77d8a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#54 0x00752b3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#55 0x06cba094 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () from /usr/lib/libQtGui.so.4
#56 0x06d48d10 in ?? () from /usr/lib/libQtGui.so.4
#57 0x06d48151 in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#58 0x06d7736a in ?? () from /usr/lib/libQtGui.so.4
#59 0x0280d855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#60 0x02811668 in ?? () from /lib/libglib-2.0.so.0
#61 0x02811848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#62 0x00781565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#63 0x06d76be5 in ?? () from /usr/lib/libQtGui.so.4
#64 0x00751609 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#65 0x00751a8a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#66 0x0075600f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#67 0x06cb3e07 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#68 0x0804e6d9 in _start ()

Possible duplicates by query: bug 265535.

Reported using DrKonqi