Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-19-generic i686
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
I've been doing some work on the same page that's been loaded in another konqueror windows. AFAIK there could be some AJAX that tried to update the page loaded in the Plasma browser.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7826aa0 (LWP 1461))]

Thread 3 (Thread 0xaaeb9b70 (LWP 1463)):
#0  0x087b0ec4 in ?? () from /lib/libglib-2.0.so.0
#1  0x087b14b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#2  0x00c7960f in QEventDispatcherGlib::processEvents (this=0x90d0728, flags=...) at kernel/qeventdispatcher_glib.cpp:414
#3  0x00c4c059 in QEventLoop::processEvents (this=0xaaeb9290, flags=) at kernel/qeventloop.cpp:149
#4  0x00c4c4aa in QEventLoop::exec (this=0xaaeb9290, flags=...) at kernel/qeventloop.cpp:201
#5  0x00b485a8 in QThread::exec (this=0x90d0f08) at thread/qthread.cpp:487
#6  0x00c2bc1b in QInotifyFileSystemWatcherEngine::run (this=0x90d0f08) at io/qfilesystemwatcher_inotify.cpp:248
#7  0x00b4b32e in QThreadPrivate::start (arg=0x90d0f08) at thread/qthread_unix.cpp:248
#8  0x009f596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0x0095f9de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xaa553b70 (LWP 5720)):
#0  0x00ae4422 in __kernel_vsyscall ()
#1  0x009fa015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x053e39d7 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x618cda0) at ../JavaScriptCore/wtf/FastMalloc.cpp:2299
#3  0x053e3a21 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x618cda0) at ../JavaScriptCore/wtf/FastMalloc.cpp:1433
#4  0x009f596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0x0095f9de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7826aa0 (LWP 1461)):
[KCrash Handler]
#6  0x027aaa93 in QWidget::testAttribute (this=0x922e168, rect=...) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:1025
#7  QWidget::isVisible (this=0x922e168, rect=...) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:987
#8  QWidget::update (this=0x922e168, rect=...) at kernel/qwidget.cpp:10108
#9  0x058c14f7 in QWebPageWidgetClient::update (this=0xa409388, dirtyRect=...) at ../WebKit/qt/Api/qwebpage.cpp:182
#10 0x058a2dbc in WebCore::ChromeClientQt::repaint (this=0xa3cc6f8, windowRect=..., contentChanged=true) at ../WebKit/qt/WebCoreSupport/ChromeClientQt.cpp:323
#11 0x056f8706 in WebCore::Chrome::repaint (this=0xa9c471f0, windowRect=..., contentChanged=<value optimized out>, immediate=<value optimized out>, repaintContentOnly=<value optimized out>)
    at page/Chrome.cpp:72
#12 0x05778d90 in WebCore::ScrollView::repaintContentRectangle (this=0xa9c6ee00, rect=..., now=160) at platform/ScrollView.cpp:713
#13 0x05724fb2 in WebCore::FrameView::doDeferredRepaints (this=0xa9c6ee00) at page/FrameView.cpp:1014
#14 0x05726bdb in WebCore::FrameView::layout (this=0xa9c6ee00, allowSubtree=true) at page/FrameView.cpp:637
#15 0x05721161 in WebCore::Timer<WebCore::FrameView>::fired (this=0xff000028) at platform/Timer.h:98
#16 0x057895f1 in WebCore::ThreadTimers::sharedTimerFiredInternal (this=0xa9c492b8) at platform/ThreadTimers.cpp:112
#17 0x05789652 in WebCore::ThreadTimers::sharedTimerFired () at platform/ThreadTimers.cpp:90
#18 0x0589f876 in WebCore::SharedTimerQt::timerEvent (this=0xa1ab400, ev=0xbfb586d0) at platform/qt/SharedTimerQt.cpp:105
#19 0x00c5e254 in QObject::event (this=0xa1ab400, e=0x611c808) at kernel/qobject.cpp:1212
#20 0x027524dc in QApplicationPrivate::notify_helper (this=0x8d03f70, receiver=0xa1ab400, e=0xbfb586d0) at kernel/qapplication.cpp:4300
#21 0x0275905e in QApplication::notify (this=0x8cfde18, receiver=0xa1ab400, e=0xbfb586d0) at kernel/qapplication.cpp:3704
#22 0x0116ef2a in KApplication::notify (this=0x8cfde18, receiver=0xa1ab400, event=0xbfb586d0) at ../../kdeui/kernel/kapplication.cpp:302
#23 0x00c4da3b in QCoreApplication::notifyInternal (this=0x8cfde18, receiver=0xa1ab400, event=0xbfb586d0) at kernel/qcoreapplication.cpp:704
#24 0x00c7cd66 in QCoreApplication::sendEvent (this=0x8d06c34) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#25 QTimerInfoList::activateTimers (this=0x8d06c34) at kernel/qeventdispatcher_unix.cpp:603
#26 0x00c79917 in timerSourceDispatch (source=0x8d06c68) at kernel/qeventdispatcher_glib.cpp:184
#27 idleTimerSourceDispatch (source=0x8d06c68) at kernel/qeventdispatcher_glib.cpp:231
#28 0x087ad5e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x087b12d8 in ?? () from /lib/libglib-2.0.so.0
#30 0x087b14b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x00c795d5 in QEventDispatcherGlib::processEvents (this=0x8d03c40, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#32 0x02811fd5 in ~QString () at ../../include/QtCore/../../src/corelib/tools/qstring.h:869
#33 QKde::kdeToolBarIconSize () at kernel/qkde.cpp:166
#34 0x00c4c059 in QEventLoop::processEvents (this=0xbfb58994, flags=) at kernel/qeventloop.cpp:149
#35 0x00c4c4aa in QEventLoop::exec (this=0xbfb58994, flags=...) at kernel/qeventloop.cpp:201
#36 0x00c5069f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#37 0x02752577 in QApplication::exec () at kernel/qapplication.cpp:3579
#38 0x017ba19e in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#39 0x0804e133 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x0, envc=0, envs=0x8ccd520 "", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8051465 "0") at ../../kinit/kinit.cpp:717
#40 0x0804ec6d in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1209
#41 0x0804f190 in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1402
#42 0x0804fe4f in main (argc=4, argv=0xbfb59444, envp=0xbfb59458) at ../../kinit/kinit.cpp:1845

Reported using DrKonqi