Application: okular (0.10.1)
KDE Platform Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-16-generic x86_64
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
if i want to customize bar, when try to find new button with filter, i have a crash of application

The crash can be reproduced every time.

 -- Backtrace:
Application: Okular (okular), signal: Segmentation fault
The current source language is "auto; currently asm".
[Current thread is 1 (Thread 0x7f35d9f48800 (LWP 3137))]

Thread 2 (Thread 0x7f35c6d3f710 (LWP 3141)):
#0  0x00007f35d7216bd3 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f35d36fca49 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f35d36fce1c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f35d86004d6 in QEventDispatcherGlib::processEvents (this=0x1b92590, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f35d85d5902 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f35d85d5cdc in QEventLoop::exec (this=0x7f35c6d3ed10, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f35d84dfd69 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f35d85b6118 in QInotifyFileSystemWatcherEngine::run (this=0x1b919e0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f35d84e2785 in QThreadPrivate::start (arg=0x1b919e0) at thread/qthread_unix.cpp:248
#9  0x00007f35d56e29ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f35d722338d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f35d9f48800 (LWP 3137)):
[KCrash Handler]
#5  0x00007f35d7ece9cf in QListModeViewBase::scrollContentsBy (this=0x1eedd30, dx=0, dy=<value optimized out>, scrollElasticBand=false) at itemviews/qlistview.cpp:2168
#6  0x00007f35d7e18d60 in QAbstractScrollArea::qt_metacall (this=0x1e2b3f0, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fffcc503570) at .moc/release-shared/moc_qabstractscrollarea.cpp:85
#7  0x00007f35d7eb7035 in QAbstractItemView::qt_metacall (this=0x1e2b3f0, _c=26551136, _id=0, _a=0x1c17100) at .moc/release-shared/moc_qabstractitemview.cpp:213
#8  0x00007f35d8031f55 in QListView::qt_metacall (this=0x1e2b3f0, _c=26551136, _id=0, _a=0x1c17100) at .moc/release-shared/moc_qlistview.cpp:111
#9  0x00007f35d7f20265 in QListWidget::qt_metacall (this=0x1e2b3f0, _c=26551136, _id=0, _a=0x1c17100) at .moc/release-shared/moc_qlistwidget.cpp:123
#10 0x00007f35d91afb10 in KDEPrivate::ToolBarListWidget::qt_metacall (this=0x1e2b3f0, _c=26551136, _id=0, _a=0x1c17100) at ./kedittoolbar_p.moc:69
#11 0x00007f35d85e9dbf in QMetaObject::activate (sender=0x207c370, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1c17100) at kernel/qobject.cpp:3293
#12 0x00007f35d802bade in QAbstractSlider::valueChanged (this=0x1e2b3f0, _t1=0) at .moc/release-shared/moc_qabstractslider.cpp:182
#13 0x00007f35d7edb6b6 in QListView::updateGeometries (this=0x1e2b3f0) at itemviews/qlistview.cpp:1484
#14 0x00007f35d7eadc19 in QAbstractItemView::doItemsLayout (this=0x1e2b3f0) at itemviews/qabstractitemview.cpp:1135
#15 0x00007f35d7ecf438 in QListView::doItemsLayout (this=0x1e2b3f0) at itemviews/qlistview.cpp:1466
#16 0x00007f35d7ed6171 in QAbstractItemViewPrivate::executePostedLayout (this=<value optimized out>, index=...) at ../../include/QtGui/private/../../../src/gui/itemviews/qabstractitemview_p.h:212
#17 QListViewPrivate::rectForIndex (this=<value optimized out>, index=...) at ../../include/QtGui/private/../../../src/gui/itemviews/qlistview_p.h:344
#18 QListView::rectForIndex (this=<value optimized out>, index=...) at itemviews/qlistview.cpp:1226
#19 0x00007f35d7ed623e in QListView::visualRect (this=0x1e2b3f0, index=...) at itemviews/qlistview.cpp:561
#20 0x00007f35d7ed5f2a in QListView::scrollTo (this=0x1e2b3f0, index=..., hint=QAbstractItemView::EnsureVisible) at itemviews/qlistview.cpp:574
#21 0x00007f35d7f1d8c2 in QListWidget::scrollToItem (this=0x1e2b3f0, item=0x2043740, hint=QAbstractItemView::EnsureVisible) at itemviews/qlistwidget.cpp:1740
#22 0x00007f35d9213edf in KListWidgetSearchLine::updateSearch (this=0x1ed1450, s=<value optimized out>) at ../../kdeui/itemviews/klistwidgetsearchline.cpp:119
#23 0x00007f35d9213768 in KListWidgetSearchLine::KListWidgetSearchLinePrivate::_k_activateSearch (this=0x1d705c0) at ../../kdeui/itemviews/klistwidgetsearchline.cpp:224
#24 0x00007f35d9213b3d in KListWidgetSearchLine::qt_metacall (this=0x1ed1450, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffcc5039d0) at ./klistwidgetsearchline.moc:91
#25 0x00007f35d85e9dbf in QMetaObject::activate (sender=0x1a0fb90, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1c17100) at kernel/qobject.cpp:3293
#26 0x00007f35d85f15df in QSingleShotTimer::timerEvent (this=0x1a0fb90) at kernel/qtimer.cpp:308
#27 0x00007f35d85e69e3 in QObject::event (this=0x1a0fb90, e=0x7fffcc504130) at kernel/qobject.cpp:1212
#28 0x00007f35d799022c in QApplicationPrivate::notify_helper (this=0x1557e20, receiver=0x1a0fb90, e=0x7fffcc504130) at kernel/qapplication.cpp:4300
#29 0x00007f35d79966fb in QApplication::notify (this=0x7fffcc504480, receiver=0x1a0fb90, e=0x7fffcc504130) at kernel/qapplication.cpp:4183
#30 0x00007f35d923d216 in KApplication::notify (this=0x7fffcc504480, receiver=0x1a0fb90, event=0x7fffcc504130) at ../../kdeui/kernel/kapplication.cpp:302
#31 0x00007f35d85d6fdc in QCoreApplication::notifyInternal (this=0x7fffcc504480, receiver=0x1a0fb90, event=0x7fffcc504130) at kernel/qcoreapplication.cpp:704
#32 0x00007f35d8603cc2 in QCoreApplication::sendEvent (this=0x155bb40) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#33 QTimerInfoList::activateTimers (this=0x155bb40) at kernel/qeventdispatcher_unix.cpp:603
#34 0x00007f35d86007b8 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#35 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#36 0x00007f35d36f8df2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#37 0x00007f35d36fcc38 in ?? () from /lib/libglib-2.0.so.0
#38 0x00007f35d36fce1c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#39 0x00007f35d8600483 in QEventDispatcherGlib::processEvents (this=0x1540400, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#40 0x00007f35d7a4021e in QGuiEventDispatcherGlib::processEvents (this=0x1e2b3f0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007f35d85d5902 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#42 0x00007f35d85d5cdc in QEventLoop::exec (this=0x7fffcc5043d0, flags=) at kernel/qeventloop.cpp:201
#43 0x00007f35d85d9a1b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#44 0x000000000040889c in _start ()
The current source language is "auto; currently c".
The current source language is "auto; currently asm".

Reported using DrKonqi