Bug 265946

Application: konqueror (4.5.1 (KDE 4.5.1))
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic i686
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:

Open a large folder, scroll up & down rapidly.  Sooner or later, konqueror will crash

The crash can be reproduced some of the time.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
[Current thread is 1 (Thread 0xb78a29e0 (LWP 5040))]

Thread 2 (Thread 0xb3d84b70 (LWP 5233)):
#0  0x01143428 in ?? () from /lib/libglib-2.0.so.0
#1  0x01143848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#2  0x0711d59f in QEventDispatcherGlib::processEvents (this=0x8b8f3d0, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#3  0x070ed609 in QEventLoop::processEvents (this=0xb3d84290, flags=) at kernel/qeventloop.cpp:149
#4  0x070eda8a in QEventLoop::exec (this=0xb3d84290, flags=...) at kernel/qeventloop.cpp:201
#5  0x06fe9b7e in QThread::exec (this=0x86760a0) at thread/qthread.cpp:490
#6  0x070cc35b in QInotifyFileSystemWatcherEngine::run (this=0x86760a0) at io/qfilesystemwatcher_inotify.cpp:248
#7  0x06fecdf9 in QThreadPrivate::start (arg=0x86760a0) at thread/qthread_unix.cpp:266
#8  0x00296cc9 in start_thread () from /lib/libpthread.so.0
#9  0x007546ae in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb78a29e0 (LWP 5040)):
[KCrash Handler]
#7  QModelIndex (this=0x8f40938, child=...) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:65
#8  QSortFilterProxyModel::parent (this=0x8f40938, child=...) at itemviews/qsortfilterproxymodel.cpp:1656
#9  0x02f3a900 in parent (this=0xbf9378bc, topLeft=..., bottomRight=...) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:389
#10 QItemSelection::select (this=0xbf9378bc, topLeft=..., bottomRight=...) at itemviews/qitemselectionmodel.cpp:395
#11 0x02f3acbe in QItemSelection::QItemSelection (this=0xbf9378bc, topLeft=..., bottomRight=...) at itemviews/qitemselectionmodel.cpp:380
#12 0x02f3ad13 in QItemSelectionModel::select (this=0x8c7ee08, index=..., command=...) at itemviews/qitemselectionmodel.cpp:975
#13 0x02f395d4 in QItemSelectionModel::setCurrentIndex (this=0x8c7ee08, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1155
#14 0x068766d3 in DolphinDetailsView::mousePressEvent (this=0x8cb1ab8, event=0xbf9382d0) at ../../../../apps/dolphin/src/dolphindetailsview.cpp:268
#15 0x0296cdec in QWidget::event (this=0x8cb1ab8, event=0xbf9382d0) at kernel/qwidget.cpp:8183
#16 0x02d8e763 in QFrame::event (this=0x8cb1ab8, e=0xbf9382d0) at widgets/qframe.cpp:557
#17 0x02e2ba82 in QAbstractScrollArea::viewportEvent (this=0x875c7c0, e=0x8f40938) at widgets/qabstractscrollarea.cpp:1043
#18 0x02ee80f7 in QAbstractItemView::viewportEvent (this=0x8cb1ab8, event=0xbf9382d0) at itemviews/qabstractitemview.cpp:1619
#19 0x02f2a883 in QTreeView::viewportEvent (this=0x8cb1ab8, event=0xbf9382d0) at itemviews/qtreeview.cpp:1256
#20 0x02e2e4d5 in viewportEvent (this=0x8dd0878, o=0x8ec65f8, e=0xbf9382d0) at widgets/qabstractscrollarea_p.h:100
#21 QAbstractScrollAreaFilter::eventFilter (this=0x8dd0878, o=0x8ec65f8, e=0xbf9382d0) at widgets/qabstractscrollarea_p.h:116
#22 0x070ee29a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8670a08, receiver=0x8ec65f8, event=0xbf9382d0) at kernel/qcoreapplication.cpp:847
#23 0x0290efb9 in QApplicationPrivate::notify_helper (this=0x8670a08, receiver=0x8ec65f8, e=0xbf9382d0) at kernel/qapplication.cpp:4392
#24 0x02915c2e in QApplication::notify (this=0xbf938ca0, receiver=0x8ec65f8, e=0xbf9382d0) at kernel/qapplication.cpp:3959
#25 0x01d4f68a in KApplication::notify (this=0xbf938ca0, receiver=0x8ec65f8, event=0xbf9382d0) at ../../kdeui/kernel/kapplication.cpp:310
#26 0x070eeb3b in QCoreApplication::notifyInternal (this=0xbf938ca0, receiver=0x8ec65f8, event=0xbf9382d0) at kernel/qcoreapplication.cpp:732
#27 0x02914094 in sendEvent (receiver=0x8ec65f8, event=0xbf9382d0, alienWidget=0x8ec65f8, nativeWidget=0x8d17498, buttonDown=0x32a93c0, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QApplicationPrivate::sendMouseEvent (receiver=0x8ec65f8, event=0xbf9382d0, alienWidget=0x8ec65f8, nativeWidget=0x8d17498, buttonDown=0x32a93c0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3058
#29 0x029a2d10 in QETWidget::translateMouseEvent (this=0x8d17498, event=0xbf9387ec) at kernel/qapplication_x11.cpp:4403
#30 0x029a2151 in QApplication::x11ProcessEvent (this=0xbf938ca0, event=0xbf9387ec) at kernel/qapplication_x11.cpp:3414
#31 0x029d136a in x11EventSourceDispatch (s=0x8673c00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0x0113f855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#33 0x01143668 in ?? () from /lib/libglib-2.0.so.0
#34 0x01143848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#35 0x0711d565 in QEventDispatcherGlib::processEvents (this=0x8658b58, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#36 0x029d0be5 in QGuiEventDispatcherGlib::processEvents (this=0x8658b58, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x070ed609 in QEventLoop::processEvents (this=0xbf938ae4, flags=) at kernel/qeventloop.cpp:149
#38 0x070eda8a in QEventLoop::exec (this=0xbf938ae4, flags=...) at kernel/qeventloop.cpp:201
#39 0x070f200f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#40 0x0290de07 in QApplication::exec () at kernel/qapplication.cpp:3672
#41 0x005c0572 in kdemain (argc=2, argv=0xbf938f84) at ../../../../apps/konqueror/src/konqmain.cpp:234
#42 0x080485ab in main (argc=2, argv=0xbf938f84) at konqueror_dummy.cpp:3

Possible duplicates by query: bug 261874, bug 256903, bug 256601, bug 248015, bug 247929.

Reported using DrKonqi