Version:           kontact 4.3.2-1 (using KDE 4.3.2)
Compiler:          gcc 4.3.4-1 
OS:                Linux
Installed from:    Debian testing/unstable Packages

hello supportteam,
kontact crashes reproducibly during filtering of mail. I've set the following filter:

subject / matches regular expression: ^ \ [HP (-UX)? \] .* / move to folder

Here is the crash report:

Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0xb4066700 (LWP 2874))]

Thread 5 (Thread 0xaffc3b70 (LWP 2893)):
#0  0xb776a424 in __kernel_vsyscall ()
#1  0xb49840a5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/cmov/libpthread.so.0
#2  0xb62ee6fd in pthread_cond_wait () from /lib/i686/cmov/libc.so.6
#3  0xb6e605c2 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb06b5648 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb06b83ac in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb06b423b in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb06b84a2 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb06b64be in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb06b6afb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#11 0xb6e5f5e2 in ?? () from /usr/lib/libQtCore.so.4
#12 0xb4980585 in start_thread () from /lib/i686/cmov/libpthread.so.0
#13 0xb62e118e in clone () from /lib/i686/cmov/libc.so.6

Thread 4 (Thread 0xae9ffb70 (LWP 2896)):
#0  0xb776a424 in __kernel_vsyscall ()
#1  0xb49840a5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/cmov/libpthread.so.0
#2  0xb62ee6fd in pthread_cond_wait () from /lib/i686/cmov/libc.so.6
#3  0xb6e605c2 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb06b5648 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb06b83ac in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb06b423b in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb06b84a2 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#11 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#12 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#13 0xb06b64be in ?? () from /usr/lib/libthreadweaver.so.4
#14 0xb06b6afb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#15 0xb6e5f5e2 in ?? () from /usr/lib/libQtCore.so.4
#16 0xb4980585 in start_thread () from /lib/i686/cmov/libpthread.so.0
#17 0xb62e118e in clone () from /lib/i686/cmov/libc.so.6

Thread 3 (Thread 0xae1feb70 (LWP 2899)):
#0  0xb776a424 in __kernel_vsyscall ()
#1  0xb49840a5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/cmov/libpthread.so.0
#2  0xb62ee6fd in pthread_cond_wait () from /lib/i686/cmov/libc.so.6
#3  0xb6e605c2 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb06b5648 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb06b83ac in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb06b423b in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb06b84a2 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#11 0xb06b64be in ?? () from /usr/lib/libthreadweaver.so.4
#12 0xb06b6afb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#13 0xb6e5f5e2 in ?? () from /usr/lib/libQtCore.so.4
#14 0xb4980585 in start_thread () from /lib/i686/cmov/libpthread.so.0
#15 0xb62e118e in clone () from /lib/i686/cmov/libc.so.6

Thread 2 (Thread 0xad9fdb70 (LWP 2902)):
#0  0xb776a424 in __kernel_vsyscall ()
#1  0xb49840a5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i686/cmov/libpthread.so.0
#2  0xb62ee6fd in pthread_cond_wait () from /lib/i686/cmov/libc.so.6
#3  0xb6e605c2 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0xb06b5648 in ?? () from /usr/lib/libthreadweaver.so.4
#5  0xb06b83ac in ?? () from /usr/lib/libthreadweaver.so.4
#6  0xb06b423b in ?? () from /usr/lib/libthreadweaver.so.4
#7  0xb06b84a2 in ?? () from /usr/lib/libthreadweaver.so.4
#8  0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#9  0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#10 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#11 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#12 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#13 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#14 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#15 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#16 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#17 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#18 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#19 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#20 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#21 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#22 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#23 0xb06b84c1 in ?? () from /usr/lib/libthreadweaver.so.4
#24 0xb06b5bd3 in ?? () from /usr/lib/libthreadweaver.so.4
#25 0xb06b64be in ?? () from /usr/lib/libthreadweaver.so.4
#26 0xb06b6afb in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#27 0xb6e5f5e2 in ?? () from /usr/lib/libQtCore.so.4
#28 0xb4980585 in start_thread () from /lib/i686/cmov/libpthread.so.0
#29 0xb62e118e in clone () from /lib/i686/cmov/libc.so.6

Thread 1 (Thread 0xb4066700 (LWP 2874)):
[KCrash Handler]
#6  0xb0879f84 in ?? () from /usr/lib/libkmailprivate.so.4
#7  0xb087af0e in ?? () from /usr/lib/libkmailprivate.so.4
#8  0xb087b183 in ?? () from /usr/lib/libkmailprivate.so.4
#9  0xb6f65303 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#10 0xb6f65f42 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#11 0xb6fa0b37 in QTimer::timeout() () from /usr/lib/libQtCore.so.4
#12 0xb6f6b65e in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQtCore.so.4
#13 0xb6f6039f in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#14 0xb658fa94 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#15 0xb6597bee in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#16 0xb74520fd in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#17 0xb6f501eb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#18 0xb6f7ee21 in ?? () from /usr/lib/libQtCore.so.4
#19 0xb6f7b317 in ?? () from /usr/lib/libQtCore.so.4
#20 0xb49cde98 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#21 0xb49d1623 in ?? () from /lib/libglib-2.0.so.0
#22 0xb49d17a8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#23 0xb6f7b041 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#24 0xb662f305 in ?? () from /usr/lib/libQtGui.so.4
#25 0xb6f4e83a in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#26 0xb6f4ec82 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#27 0xb6f510d9 in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#28 0xb658f917 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#29 0x0804bd40 in _start ()

regards
Michael Singer