Application that crashed: konqueror
Version of the application: 4.3.2 (KDE 4.3.2)
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I was in the process on install XMARKs firefox, when I opened Konqueror Web browser. While opening, it crashed

 -- Backtrace:
Application: Konqueror (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  KIO::Slave::deref (this=0x8e03e78) at ../../kio/kio/slave.cpp:242
#7  0x008f9af6 in KIO::Slave::gotInput (this=0x8e03e78) at ../../kio/kio/slave.cpp:335
#8  0x008fbee3 in KIO::Slave::qt_metacall (this=0x8e03e78, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfa583cc) at ./slave.moc:76
#9  0x00265263 in QMetaObject::activate (sender=0x8cb91c0, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#10 0x00265ec2 in QMetaObject::activate (sender=0x8cb91c0, m=0x9ec8a0, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#11 0x00803f97 in KIO::Connection::readyRead (this=0x8cb91c0) at ./connection.moc:86
#12 0x00805d5e in KIO::ConnectionPrivate::dequeue (this=0x92130b0) at ../../kio/kio/connection.cpp:82
#13 0x00805e8e in KIO::Connection::qt_metacall (this=0x8cb91c0, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0x8df7b98) at ./connection.moc:73
#14 0x0025df0b in QMetaCallEvent::placeMetaCall (this=0x92a0378, object=0x8cb91c0) at kernel/qobject.cpp:477
#15 0x0025f5fe in QObject::event (this=0x8cb91c0, e=0x92a0378) at kernel/qobject.cpp:1111
#16 0x00f4ef54 in QApplicationPrivate::notify_helper (this=0x82cf9c0, receiver=0x8cb91c0, e=0x92a0378) at kernel/qapplication.cpp:4056
#17 0x00f5667c in QApplication::notify (this=0xbfa59e24, receiver=0x8cb91c0, e=0x92a0378) at kernel/qapplication.cpp:3603
#18 0x00bcabfa in KApplication::notify (this=0xbfa59e24, receiver=0x8cb91c0, event=0x92a0378) at ../../kdeui/kernel/kapplication.cpp:302
#19 0x0024f6cb in QCoreApplication::notifyInternal (this=0xbfa59e24, receiver=0x8cb91c0, event=0x92a0378) at kernel/qcoreapplication.cpp:610
#20 0x002502b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x8253e48) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8253e48) at kernel/qcoreapplication.cpp:1247
#22 0x0025047d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#23 0x0027a3ff in QCoreApplication::sendPostedEvents (s=0x82d5310) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#24 postEventSourceDispatch (s=0x82d5310) at kernel/qeventdispatcher_glib.cpp:210
#25 0x0544fe78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#26 0x05453720 in ?? () from /lib/libglib-2.0.so.0
#27 0x05453853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#28 0x0027a02c in QEventDispatcherGlib::processEvents (this=0x8255a58, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#29 0x00fefbe5 in QGuiEventDispatcherGlib::processEvents (this=0x8255a58, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#30 0x0024dc79 in QEventLoop::processEvents (this=0xbfa58bc0, flags=) at kernel/qeventloop.cpp:149
#31 0x0024e0ca in QEventLoop::exec (this=0xbfa58bc0, flags=...) at kernel/qeventloop.cpp:201
#32 0x0143bd53 in QDialog::exec (this=0x92b2c98) at dialogs/qdialog.cpp:498
#33 0x00b454e4 in KMessageBox::createKMessageBox (dialog=0x92b2c98, icon=..., text=..., strlist=..., ask=..., checkboxReturn=0xbfa58f2f, options=..., details=..., notifyType=QMessageBox::Warning)
    at ../../kdeui/dialogs/kmessagebox.cpp:331
#34 0x00b468cd in KMessageBox::createKMessageBox (dialog=0x92b2c98, icon=QMessageBox::Warning, text=..., strlist=..., ask=..., checkboxReturn=0xbfa58f2f, options=..., details=...)
    at ../../kdeui/dialogs/kmessagebox.cpp:151
#35 0x00b4963c in KMessageBox::warningContinueCancelListWId (parent_id=0, text=..., strlist=..., caption=..., buttonContinue_=..., buttonCancel_=..., dontAskAgainName=..., options=...)
    at ../../kdeui/dialogs/kmessagebox.cpp:706
#36 0x00b49834 in KMessageBox::warningContinueCancelList (parent=0x0, text=..., strlist=..., caption=..., buttonContinue=..., buttonCancel=..., dontAskAgainName=..., options=...)
    at ../../kdeui/dialogs/kmessagebox.cpp:667
#37 0x00b498a6 in KMessageBox::warningContinueCancel (parent=0x0, text=..., caption=..., buttonContinue=..., buttonCancel=..., dontAskAgainName=..., options=...)
    at ../../kdeui/dialogs/kmessagebox.cpp:643
#38 0x00908ed5 in KIO::SlaveInterfacePrivate::messageBox (this=0x8639760, type=3, text=..., caption=..., buttonYes=..., buttonNo=..., dontAskAgainName=...) at ../../kio/kio/slaveinterface.cpp:420
#39 0x0090a84c in KIO::SlaveInterface::messageBox (this=0x83bc680, type=3, text=..., caption=..., buttonYes=..., buttonNo=..., dontAskAgainName=...) at ../../kio/kio/slaveinterface.cpp:387
#40 0x0090b953 in KIO::SlaveInterface::dispatch (this=0x83bc680, _cmd=29, rawdata=...) at ../../kio/kio/slaveinterface.cpp:287
#41 0x00907a13 in KIO::SlaveInterface::dispatch (this=0x83bc680) at ../../kio/kio/slaveinterface.cpp:91
#42 0x008f9aea in KIO::Slave::gotInput (this=0x83bc680) at ../../kio/kio/slave.cpp:322
#43 0x008fbee3 in KIO::Slave::qt_metacall (this=0x83bc680, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbfa594ec) at ./slave.moc:76
#44 0x00265263 in QMetaObject::activate (sender=0x866d7b0, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#45 0x00265ec2 in QMetaObject::activate (sender=0x866d7b0, m=0x9ec8a0, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#46 0x00803f97 in KIO::Connection::readyRead (this=0x866d7b0) at ./connection.moc:86
#47 0x00805d5e in KIO::ConnectionPrivate::dequeue (this=0x866d8c8) at ../../kio/kio/connection.cpp:82
#48 0x00805e8e in KIO::Connection::qt_metacall (this=0x866d7b0, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0x8ee89f8) at ./connection.moc:73
#49 0x0025df0b in QMetaCallEvent::placeMetaCall (this=0x9320c48, object=0x866d7b0) at kernel/qobject.cpp:477
#50 0x0025f5fe in QObject::event (this=0x866d7b0, e=0x9320c48) at kernel/qobject.cpp:1111
#51 0x00f4ef54 in QApplicationPrivate::notify_helper (this=0x82cf9c0, receiver=0x866d7b0, e=0x9320c48) at kernel/qapplication.cpp:4056
#52 0x00f5667c in QApplication::notify (this=0xbfa59e24, receiver=0x866d7b0, e=0x9320c48) at kernel/qapplication.cpp:3603
#53 0x00bcabfa in KApplication::notify (this=0xbfa59e24, receiver=0x866d7b0, event=0x9320c48) at ../../kdeui/kernel/kapplication.cpp:302
#54 0x0024f6cb in QCoreApplication::notifyInternal (this=0xbfa59e24, receiver=0x866d7b0, event=0x9320c48) at kernel/qcoreapplication.cpp:610
#55 0x002502b2 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x8253e48) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#56 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8253e48) at kernel/qcoreapplication.cpp:1247
#57 0x0025047d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#58 0x0027a3ff in QCoreApplication::sendPostedEvents (s=0x82d5310) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#59 postEventSourceDispatch (s=0x82d5310) at kernel/qeventdispatcher_glib.cpp:210
#60 0x0544fe78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#61 0x05453720 in ?? () from /lib/libglib-2.0.so.0
#62 0x05453853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#63 0x0027a02c in QEventDispatcherGlib::processEvents (this=0x8255a58, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#64 0x00fefbe5 in QGuiEventDispatcherGlib::processEvents (this=0x8255a58, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#65 0x0024dc79 in QEventLoop::processEvents (this=0xbfa59ce4, flags=) at kernel/qeventloop.cpp:149
#66 0x0024e0ca in QEventLoop::exec (this=0xbfa59ce4, flags=...) at kernel/qeventloop.cpp:201
#67 0x0025053f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#68 0x00f4edd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#69 0x01d0059f in kdemain () from /usr/lib/libkdeinit4_konqueror.so
#70 0x0804dde1 in launch (argc=<value optimized out>, _name=<value optimized out>, args=<value optimized out>, cwd=0x828189c "/home/roberto/Documents", envc=29, 
    envs=0x82818b8 "KDE_FULL_SESSION=true", reset_env=true, tty=0x0, avoid_loops=false, startup_id_str=0x8281d49 "kubuntu;1259268051;674238;10527_TIME9601464") at ../../kinit/kinit.cpp:677
#71 0x0804ea35 in handle_launcher_request (sock=<value optimized out>, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#72 0x0804ee69 in handle_requests (waitForPid=<value optimized out>) at ../../kinit/kinit.cpp:1353
#73 0x0804fbaf in main (argc=2, argv=0xbfa5a874, envp=0xbfa5a880) at ../../kinit/kinit.cpp:1793

Reported using DrKonqi