Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.4
Qt Version: 4.8.3
Operating System: Linux 3.5.0-17-generic x86_64
Distribution: Linux Mint 14 Nadia

-- Information about the crash:
<In detail, tell us what you were doing  when the application crashed.>

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Bus error
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f83ab46a780 (LWP 1875))]

Thread 8 (Thread 0x7f839a423700 (LWP 1876)):
#0  0x00007fff8b9ff827 in clock_gettime ()
#1  0x00007f83b438215d in clock_gettime () from /lib/x86_64-linux-gnu/librt.so.1
#2  0x00007f83bb3ce9c4 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#3  0x00007f83bb4a441d in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#4  0x00007f83bb4a4763 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f83bb4a32cc in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#6  0x00007f83bb4a3375 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83b2494618 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f83b2494cab in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f83b2494ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f83bb4a3c16 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#11 0x00007f83bb4742bf in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#12 0x00007f83bb474548 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#13 0x00007f83bb375b10 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#14 0x00007f83bb4549af in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007f83bb378aec in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#17 0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#18 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f83991d9700 (LWP 1877)):
#0  0x00007f83b2b97d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83b84facd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f83b84fad09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f8392811700 (LWP 1880)):
#0  0x00007f83b2b95ec7 in pthread_mutex_lock () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83b24d1e21 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f83b24946eb in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f83b2494cf9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f83b24951e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f83932fe4a6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f83b24b8645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f838a6b8700 (LWP 2743)):
#0  0x00007f83b2b97d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83bb37904b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f83b777f0e1 in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007f83b778192b in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007f83b778079f in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007f83b778082b in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007f83bb378aec in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f8393012700 (LWP 2744)):
#0  0x00007f83b2b97d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83bb37904b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f83b777f0e1 in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007f83b778192b in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007f83b778079f in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007f83b778082b in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007f83bb378aec in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f837ffff700 (LWP 2745)):
#0  0x00007f83b2b97d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83bb37904b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f83b777f0e1 in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007f83b778192b in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007f83b778079f in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007f83b778082b in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007f83bb378aec in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f837f7fe700 (LWP 2746)):
#0  0x00007f83b2b97d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007f83bb37904b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#2  0x00007f83b777f0e1 in ?? () from /usr/lib/libthreadweaver.so.4
#3  0x00007f83b778192b in ?? () from /usr/lib/libthreadweaver.so.4
#4  0x00007f83b778079f in ?? () from /usr/lib/libthreadweaver.so.4
#5  0x00007f83b778082b in ThreadWeaver::Thread::run() () from /usr/lib/libthreadweaver.so.4
#6  0x00007f83bb378aec in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83b2b93e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#8  0x00007f83be800cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f83ab46a780 (LWP 1875)):
[KCrash Handler]
#5  0x00007f83be79e8d0 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007f83bb3ef23e in QBuffer::readData(char*, long long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#7  0x00007f83bb40783d in QIODevice::read(char*, long long) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#8  0x00007f83bb3f032d in QDataStream::operator>>(int&) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f83bbc329fb in KSycocaDict::Private::offsetForKey(QString const&) const () from /usr/lib/libkdecore.so.5
#10 0x00007f83bbc32b64 in KSycocaDict::find_string(QString const&) const () from /usr/lib/libkdecore.so.5
#11 0x00007f83bbc393ab in KProtocolInfoFactory::findProtocol(QString const&) () from /usr/lib/libkdecore.so.5
#12 0x00007f83bbba16a7 in KMimeType::findByUrlHelper(KUrl const&, unsigned int, bool, QIODevice*, int*) () from /usr/lib/libkdecore.so.5
#13 0x00007f83bbba1fc3 in KMimeType::findByUrl(KUrl const&, unsigned int, bool, bool, int*) () from /usr/lib/libkdecore.so.5
#14 0x00007f83bbba2010 in KMimeType::iconNameForUrl(KUrl const&, unsigned int) () from /usr/lib/libkdecore.so.5
#15 0x00007f83a35e9993 in ?? () from /usr/lib/libkickoff.so
#16 0x00007f83a35f2c67 in Kickoff::RecentlyUsedModel::recentDocumentAdded(QString const&) () from /usr/lib/libkickoff.so
#17 0x00007f83a35f3ca9 in ?? () from /usr/lib/libkickoff.so
#18 0x00007f83bb48af5f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#19 0x00007f83bbb4cfb5 in KDirWatch::created(QString const&) () from /usr/lib/libkdecore.so.5
#20 0x00007f83bbb4cff6 in KDirWatch::setCreated(QString const&) () from /usr/lib/libkdecore.so.5
#21 0x00007f83bb48a43e in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#22 0x00007f83ba81ce9c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#23 0x00007f83ba82130a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#24 0x00007f83bc12e1d6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#25 0x00007f83bb47556e in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#26 0x00007f83bb4793f1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#27 0x00007f83bb4a3a63 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#28 0x00007f83b2494ab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f83b2494de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f83b2494ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f83bb4a3bf6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#32 0x00007f83ba8c1c1e in ?? () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
#33 0x00007f83bb4742bf in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#34 0x00007f83bb474548 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#35 0x00007f83bb479708 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
#36 0x00007f83beb07035 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#37 0x00007f83be72e76d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#38 0x00000000004006d1 in _start ()

Report to https://bugs.kde.org/

Reproducible: Sometimes