Application: plasma-desktop (4.11.11)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.16.0-38-generic i686
Distribution: Linux Mint 17.2 Rafaela

-- Information about the crash:
- What I was doing when the application crashed: nathing only clean, 
no hablo ni escribo en ingles por favor el traductor

The crash can be reproduced every time.

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Bus error
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1423980 (LWP 2105))]

Thread 5 (Thread 0xa412eb40 (LWP 2137)):
#0  0xb77d0d50 in __kernel_vsyscall ()
#1  0xb2264d0b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb76890fc in __pthread_cond_wait (cond=0xb329c8d0, mutex=0xb329c8b8) at forward.c:149
#3  0xb3199c92 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb3199cdf in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb2260f72 in start_thread (arg=0xa412eb40) at pthread_create.c:312
#6  0xb767bf8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 4 (Thread 0xa2306b40 (LWP 2141)):
#0  0xb22640ee in __pthread_mutex_unlock_usercnt (mutex=0xa1a00558, decr=1) at pthread_mutex_unlock.c:57
#1  0xb7689344 in pthread_mutex_unlock (mutex=0xa1a00558) at forward.c:194
#2  0xb2189120 in g_mutex_unlock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb214399e in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb21442df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb2144528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb60f295f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#7  0xb60c1823 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#8  0xb60c1b49 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#9  0xb5fae23d in QThread::exec() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#10 0xb60a1c44 in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#11 0xb5fb0b6f in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#12 0xb2260f72 in start_thread (arg=0xa2306b40) at pthread_create.c:312
#13 0xb767bf8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 3 (Thread 0xa0cffb40 (LWP 2143)):
#0  0xb2263188 in __GI___pthread_mutex_lock (mutex=0xa0d08c08) at ../nptl/pthread_mutex_lock.c:125
#1  0xb7689304 in pthread_mutex_lock (mutex=0xa0d08c08) at forward.c:192
#2  0xb21890e0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2143cc6 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb214437a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb214476b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xa17f836a in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#7  0xb216a9aa in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2260f72 in start_thread (arg=0xa0cffb40) at pthread_create.c:312
#9  0xb767bf8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 2 (Thread 0xa02ffb40 (LWP 2144)):
#0  0xb77d0d50 in __kernel_vsyscall ()
#1  0xb7689ba2 in __GI___clock_gettime (clock_id=1, tp=0xa02feff8) at ../sysdeps/unix/clock_gettime.c:115
#2  0xb600b8cc in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#3  0xb60f42a2 in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#4  0xb60f282b in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#5  0xb60f28bd in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#6  0xb21439b3 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb21442df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2144528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb60f295f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#10 0xb60c1823 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#11 0xb60c1b49 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#12 0xb5fae23d in QThread::exec() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#13 0xb60a1c44 in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#14 0xb5fb0b6f in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#15 0xb2260f72 in start_thread (arg=0xa02ffb40) at pthread_create.c:312
#16 0xb767bf8e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 1 (Thread 0xb1423980 (LWP 2105)):
[KCrash Handler]
#6  __memcpy_ia32 () at ../sysdeps/i386/i686/multiarch/../memcpy.S:94
#7  0xb602d22a in QBuffer::readData(char*, long long) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#8  0xb6049301 in QIODevice::read(char*, long long) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#9  0xb602e562 in QDataStream::operator>>(int&) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#10 0xb648f4dd in KSycocaDict::Private::offsetForKey(QString const&) const () from /usr/lib/libkdecore.so.5
#11 0xb648f67a in KSycocaDict::find_string(QString const&) const () from /usr/lib/libkdecore.so.5
#12 0xb63e9828 in KMimeTypeFactory::entryOffset(QString const&) () from /usr/lib/libkdecore.so.5
#13 0xb63eb564 in KMimeTypeTrader::preferredService(QString const&, QString const&) () from /usr/lib/libkdecore.so.5
#14 0xb649276f in KProtocolInfo::selectServiceOrHelper(QString const&, KSharedPtr<KProtocolInfo>&, KSharedPtr<KService>&) () from /usr/lib/libkdecore.so.5
#15 0xb649297d in KProtocolInfo::icon(QString const&) () from /usr/lib/libkdecore.so.5
#16 0xb63f1835 in KMimeType::iconNameForUrl(KUrl const&, unsigned int) () from /usr/lib/libkdecore.so.5
#17 0xa42c9399 in ?? () from /usr/lib/libkickoff.so
#18 0xa42d2bf0 in Kickoff::RecentlyUsedModel::recentDocumentAdded(QString const&) () from /usr/lib/libkickoff.so
#19 0xa42d2f93 in ?? () from /usr/lib/libkickoff.so
#20 0xb60d80f7 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#21 0xb6392525 in KDirWatch::created(QString const&) () from /usr/lib/libkdecore.so.5
#22 0xb63956ce in KDirWatch::setCreated(QString const&) () from /usr/lib/libkdecore.so.5
#23 0xb639590f in ?? () from /usr/lib/libkdecore.so.5
#24 0xb60d48aa in QMetaCallEvent::placeMetaCall(QObject*) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#25 0xb60dc6fb in QObject::event(QEvent*) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#26 0xb55ce7f4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQtGui.so.4
#27 0xb55d52d3 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQtGui.so.4
#28 0xb67371b4 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#29 0xb60c2e4a in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#30 0xb60c670d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#31 0xb60c6c1c in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#32 0xb60f323e in ?? () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#33 0xb21441e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#34 0xb2144468 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#35 0xb2144528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#36 0xb60f293b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#37 0xb568360e in ?? () from /usr/lib/i386-linux-gnu/libQtGui.so.4
#38 0xb60c1823 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#39 0xb60c1b49 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#40 0xb60c78fe in QCoreApplication::exec() () from /usr/lib/i386-linux-gnu/libQtCore.so.4
#41 0xb55cca24 in QApplication::exec() () from /usr/lib/i386-linux-gnu/libQtGui.so.4
#42 0xb778cd27 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#43 0x0804855b in ?? ()
#44 0xb75a9af3 in __libc_start_main (main=0x8048540, argc=1, argv=0xbf999124, init=0x8048660 <__libc_csu_init>, fini=0x80486d0 <__libc_csu_fini>, rtld_fini=0xb77e2160 <_dl_fini>, stack_end=0xbf99911c) at libc-start.c:287
#45 0x0804857e in _start ()

Reported using DrKonqi