Version:            (using KDE 4.2.1)
OS:                Linux
Installed from:    Ubuntu Packages

I had just left editing my accounts when it crashed.  Here is the backtrace:

Application: KMail (kmail), signal SIGABRT
0x00007fbf2674dd21 in nanosleep () from /lib/libc.so.6
[Current thread is 0 (LWP 9414)]

Thread 6 (Thread 0x7fbf0d41c950 (LWP 9447)):
#0  0x00007fbf222422e9 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fbf2722f939 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#2  0x00007fbf287944cc in ?? () from /usr/lib/libQtNetwork.so.4
#3  0x00007fbf2722e952 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007fbf2223e3ba in start_thread () from /lib/libpthread.so.0
#5  0x00007fbf2678bfcd in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fbf07fff950 (LWP 9764)):
#0  0x00007fbf2224256d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fbf05d0bf91 in ?? () from /usr/lib/libxine.so.1
#2  0x00007fbf2223e3ba in start_thread () from /lib/libpthread.so.0
#3  0x00007fbf2678bfcd in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fbefff52950 (LWP 9765)):
#0  0x00007fbf2679a5d0 in pthread_mutex_unlock () from /lib/libc.so.6
#1  0x00007fbf1e4131d8 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fbf1e4135ff in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fbf1e413a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fbf27340e8e in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#5  0x00007fbf27316002 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#6  0x00007fbf273163cd in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#7  0x00007fbf2722b9b8 in QThread::exec () from /usr/lib/libQtCore.so.4
#8  0x00007fbf05f6762c in ?? () from /usr/lib/kde4/plugins/phonon_backend/phonon_xine.so
#9  0x00007fbf2722e952 in ?? () from /usr/lib/libQtCore.so.4
#10 0x00007fbf2223e3ba in start_thread () from /lib/libpthread.so.0
#11 0x00007fbf2678bfcd in clone () from /lib/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fbef8002950 (LWP 9777)):
#0  0x00007fbf2224256d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0x00007fbf05d0bf91 in ?? () from /usr/lib/libxine.so.1
#2  0x00007fbf2223e3ba in start_thread () from /lib/libpthread.so.0
#3  0x00007fbf2678bfcd in clone () from /lib/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fbef2fff950 (LWP 9979)):
#0  0x00007fbf26784742 in select () from /lib/libc.so.6
#1  0x00007fbf272f5f06 in ?? () from /usr/lib/libQtCore.so.4
#2  0x00007fbf2722e952 in ?? () from /usr/lib/libQtCore.so.4
#3  0x00007fbf2223e3ba in start_thread () from /lib/libpthread.so.0
#4  0x00007fbf2678bfcd in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fbf2bdb2750 (LWP 9414)):
[KCrash Handler]
#5  0x00007fbf266d8fb5 in raise () from /lib/libc.so.6
#6  0x00007fbf266dabc3 in abort () from /lib/libc.so.6
#7  0x00007fbf27226885 in qt_message_output () from /usr/lib/libQtCore.so.4
#8  0x00007fbf272269cb in qFatal () from /usr/lib/libQtCore.so.4
#9  0x00007fbf2ac8d414 in ?? () from /usr/lib/libkmailprivate.so.4
#10 0x00007fbf2a829268 in ?? () from /usr/lib/libkmailprivate.so.4
#11 0x00007fbf2732d1f2 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#12 0x00007fbf273274d3 in QObject::event () from /usr/lib/libQtCore.so.4
#13 0x00007fbf27a5c78d in QApplicationPrivate::notify_helper () from /usr/lib/libQtGui.so.4
#14 0x00007fbf27a6497a in QApplication::notify () from /usr/lib/libQtGui.so.4
#15 0x00007fbf2b7ed26b in KApplication::notify () from /usr/lib/libkdeui.so.5
#16 0x00007fbf2731775c in QCoreApplication::notifyInternal () from /usr/lib/libQtCore.so.4
#17 0x00007fbf273447f6 in ?? () from /usr/lib/libQtCore.so.4
#18 0x00007fbf27340f0d in ?? () from /usr/lib/libQtCore.so.4
#19 0x00007fbf1e41020a in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#20 0x00007fbf1e4138e0 in ?? () from /usr/lib/libglib-2.0.so.0
#21 0x00007fbf1e413a7c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#22 0x00007fbf27340e6f in QEventDispatcherGlib::processEvents () from /usr/lib/libQtCore.so.4
#23 0x00007fbf27af4bef in ?? () from /usr/lib/libQtGui.so.4
#24 0x00007fbf27316002 in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#25 0x00007fbf273163cd in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#26 0x00007fbf27318694 in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#27 0x000000000040309b in _start ()