Application: kaddressbook (4.4.6)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-24-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
I was copying and pasting contacts in Address Book, drag and drop the contacts specifically. And it crash !!

-- Backtrace:
Application: KAddressBook (kaddressbook), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f0413357780 (LWP 13381))]

Thread 2 (Thread 0x7f03f7a34700 (LWP 13384)):
#0  0x00007f040f03e66f in __pthread_mutex_lock (mutex=0x27961b8) at pthread_mutex_lock.c:62
#1  0x00007f040bab0a43 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#2  0x00007f040bab0e78 in ?? () from /lib/libglib-2.0.so.0
#3  0x00007f040bab145c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00007f0410de31e6 in QEventDispatcherGlib::processEvents (this=0x2795920, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#5  0x00007f0410db5a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#6  0x00007f0410db5dec in QEventLoop::exec (this=0x7f03f7a33d90, flags=) at kernel/qeventloop.cpp:201
#7  0x00007f0410cc02fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#8  0x00007f0410d955f8 in QInotifyFileSystemWatcherEngine::run (this=0x2794f00) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f0410cc327e in QThreadPrivate::start (arg=0x2794f00) at thread/qthread_unix.cpp:266
#10 0x00007f040f03c971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#11 0x00007f041049592d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0413357780 (LWP 13381)):
[KCrash Handler]
#6  0x00007f041250ba16 in MainWidget::currentAddressBook() const () from /usr/lib/libkaddressbookprivate.so.4
#7  0x00007f041250bda3 in MainWidget::newGroup() () from /usr/lib/libkaddressbookprivate.so.4
#8  0x00007f041250d064 in MainWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkaddressbookprivate.so.4
#9  0x00007f0410dceb27 in QMetaObject::activate (sender=0x2585380, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3280
#10 0x00007f0411765852 in QAction::triggered (this=0x7f041072de40, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#11 0x00007f0411766f5b in QAction::activate (this=0x2585380, event=<value optimized out>) at kernel/qaction.cpp:1256
#12 0x00007f0411b4657a in QAbstractButtonPrivate::click (this=0x25b0c00) at widgets/qabstractbutton.cpp:528
#13 0x00007f0411b4682c in QAbstractButton::mouseReleaseEvent (this=0x25ce510, e=0x7fff47e8ef20) at widgets/qabstractbutton.cpp:1121
#14 0x00007f0411c1652a in QToolButton::mouseReleaseEvent (this=0x7f041072de40, e=0x18) at widgets/qtoolbutton.cpp:721
#15 0x00007f04117c304e in QWidget::event (this=0x25ce510, event=0x7fff47e8ef20) at kernel/qwidget.cpp:8187
#16 0x00007f041176cfdc in QApplicationPrivate::notify_helper (this=0x22428c0, receiver=0x25ce510, e=0x7fff47e8ef20) at kernel/qapplication.cpp:4396
#17 0x00007f041177330e in QApplication::notify (this=0x7fff47e8fbc0, receiver=0x25ce510, e=0x7fff47e8ef20) at kernel/qapplication.cpp:3959
#18 0x00007f0412993156 in KApplication::notify (this=0x7fff47e8fbc0, receiver=0x25ce510, event=0x7fff47e8ef20) at ../../kdeui/kernel/kapplication.cpp:310
#19 0x00007f0410db6cdc in QCoreApplication::notifyInternal (this=0x7fff47e8fbc0, receiver=0x25ce510, event=0x7fff47e8ef20) at kernel/qcoreapplication.cpp:732
#20 0x00007f0411771dbe in sendEvent (receiver=0x25ce510, event=0x7fff47e8ef20, alienWidget=0x25ce510, nativeWidget=0x25b2b60, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#21 QApplicationPrivate::sendMouseEvent (receiver=0x25ce510, event=0x7fff47e8ef20, alienWidget=0x25ce510, nativeWidget=0x25b2b60, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#22 0x00007f04117f5345 in QETWidget::translateMouseEvent (this=0x25b2b60, event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#23 0x00007f04117f3c5c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff47e8f840) at kernel/qapplication_x11.cpp:3536
#24 0x00007f04118200e2 in x11EventSourceDispatch (s=0x224c080, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#25 0x00007f040baad342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#26 0x00007f040bab12a8 in ?? () from /lib/libglib-2.0.so.0
#27 0x00007f040bab145c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#28 0x00007f0410de3193 in QEventDispatcherGlib::processEvents (this=0x2217e90, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#29 0x00007f041181fa4e in QGuiEventDispatcherGlib::processEvents (this=0x7f041072de40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#30 0x00007f0410db5a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#31 0x00007f0410db5dec in QEventLoop::exec (this=0x7fff47e8fb70, flags=) at kernel/qeventloop.cpp:201
#32 0x00007f0410db9ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#33 0x00000000004052ad in _start ()

Reported using DrKonqi