Application: plasma-desktop (4.11.17)
KDE Platform Version: 4.14.6 (Compiled from sources)
Qt Version: 4.8.6
Operating System: Linux 4.0.0-v2k16-monolyth x86_64
Distribution: "Gentoo Base System release 2.2"

-- Information about the crash:
- What I was doing when the application crashed:

1) Run a KDE session.
2) Reboot computer via KDE start menu
3) plasma-desktop crashes (well, in 2/3 of all cases)

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
[Current thread is 1 (Thread 0x7fdf0eeef780 (LWP 1402))]

Thread 7 (Thread 0x7fdee46d0700 (LWP 1404)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fdf0018d7fa in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fdf00492400 <QTWTF::pageheap_memory>) at /tmp/portage/portage/dev-qt/qtscript-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fdf0018d829 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at /tmp/portage/portage/dev-qt/qtscript-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fdf0d7572c4 in start_thread (arg=0x7fdee46d0700) at pthread_create.c:310
#4  0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fde5a7fc700 (LWP 1431)):
#0  0x00007fdf0c4b1193 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fdf0dad09cf in QProcessManager::run (this=0x7fdf0de5ee60 <processManager()::processManager>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/io/qprocess_unix.cpp:270
#2  0x00007fdf0d9e86ff in QThreadPrivate::start (arg=0x7fdf0de5ee60 <processManager()::processManager>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:349
#3  0x00007fdf0d7572c4 in start_thread (arg=0x7fde5a7fc700) at pthread_create.c:310
#4  0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fde60b06700 (LWP 1471)):
#0  0x00007fdf0d75f30d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fdf093b59a0 in read (__nbytes=16, __buf=0x7fde60b05bf0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7fde5c0025a0) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gwakeup.c:210
#3  0x00007fdf093725fc in g_main_context_check (context=context@entry=0x7fde4c000980, max_priority=2147483647, fds=fds@entry=0x7fde4c002e10, n_fds=n_fds@entry=1) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3579
#4  0x00007fdf09372b13 in g_main_context_iterate (context=context@entry=0x7fde4c000980, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3778
#5  0x00007fdf09372c8c in g_main_context_iteration (context=0x7fde4c000980, may_block=1) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3842
#6  0x00007fdf0db2521e in QEventDispatcherGlib::processEvents (this=0x7fde4c003870, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventdispatcher_glib.cpp:452
#7  0x00007fdf0daf41a1 in QEventLoop::processEvents (this=this@entry=0x7fde60b05e00, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventloop.cpp:149
#8  0x00007fdf0daf4505 in QEventLoop::exec (this=this@entry=0x7fde60b05e00, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventloop.cpp:204
#9  0x00007fdf0d9e5e39 in QThread::exec (this=this@entry=0x3313e20) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread.cpp:538
#10 0x00007fdf0dad4313 in QInotifyFileSystemWatcherEngine::run (this=0x3313e20) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/io/qfilesystemwatcher_inotify.cpp:265
#11 0x00007fdf0d9e86ff in QThreadPrivate::start (arg=0x3313e20) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:349
#12 0x00007fdf0d7572c4 in start_thread (arg=0x7fde60b06700) at pthread_create.c:310
#13 0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fde53fff700 (LWP 1475)):
#0  0x00007fdf0d75f30d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fdf093b59a0 in read (__nbytes=16, __buf=0x7fde53ffec00, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7fde4c002040) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gwakeup.c:210
#3  0x00007fdf093725fc in g_main_context_check (context=context@entry=0x7fde44005100, max_priority=2147483647, fds=fds@entry=0x7fde44003b90, n_fds=n_fds@entry=1) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3579
#4  0x00007fdf09372b13 in g_main_context_iterate (context=context@entry=0x7fde44005100, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3778
#5  0x00007fdf09372c8c in g_main_context_iteration (context=0x7fde44005100, may_block=1) at /tmp/portage/portage/dev-libs/glib-2.42.2/work/glib-2.42.2/glib/gmain.c:3842
#6  0x00007fdf0db2521e in QEventDispatcherGlib::processEvents (this=0x7fde440050e0, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventdispatcher_glib.cpp:452
#7  0x00007fdf0daf41a1 in QEventLoop::processEvents (this=this@entry=0x7fde53ffee10, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventloop.cpp:149
#8  0x00007fdf0daf4505 in QEventLoop::exec (this=this@entry=0x7fde53ffee10, flags=...) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qeventloop.cpp:204
#9  0x00007fdf0d9e5e39 in QThread::exec (this=this@entry=0x4717e20) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread.cpp:538
#10 0x00007fde02c9b417 in KCupsConnection::run (this=0x4717e20) at /tmp/portage/portage/kde-base/print-manager-4.14.3/work/print-manager-4.14.3/libkcups/KCupsConnection.cpp:303
#11 0x00007fdf0d9e86ff in QThreadPrivate::start (arg=0x4717e20) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:349
#12 0x00007fdf0d7572c4 in start_thread (arg=0x7fde53fff700) at pthread_create.c:310
#13 0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fddeb7fe700 (LWP 5975)):
[KCrash Handler]
#6  size (this=0x7fdf0d9e7673 <QThreadPrivate::finish(void*)+211>) at ../../include/QtCore/../../../qt-everywhere-opensource-src-4.8.6/src/corelib/tools/qlist.h:98
#7  indexOf (from=0, t=@0x7fddeb7fd968: 0x7fde20001400, this=0x7fdf0d9e7673 <QThreadPrivate::finish(void*)+211>) at ../../include/QtCore/../../../qt-everywhere-opensource-src-4.8.6/src/corelib/tools/qlist.h:851
#8  QObjectPrivate::setParent_helper (this=this@entry=0x7fde200018f0, o=o@entry=0x0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:1954
#9  0x00007fdf0db0f917 in QObject::~QObject (this=0x7fde20001400, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:959
#10 0x00007fdf0db13879 in QSocketNotifier::~QSocketNotifier (this=0x7fde20001400, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qsocketnotifier.cpp:228
#11 0x00007fdf0db0ed78 in QObject::event (this=this@entry=0x7fde20001400, e=e@entry=0x7fde20001980) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:1203
#12 0x00007fdf0db138ae in QSocketNotifier::event (this=0x7fde20001400, e=0x7fde20001980) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qsocketnotifier.cpp:314
#13 0x00007fdf0cc40eec in QApplicationPrivate::notify_helper (this=this@entry=0x1c8fbb0, receiver=receiver@entry=0x7fde20001400, e=e@entry=0x7fde20001980) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication.cpp:4565
#14 0x00007fdf0cc47b08 in QApplication::notify (this=this@entry=0x1c80910, receiver=receiver@entry=0x7fde20001400, e=e@entry=0x7fde20001980) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication.cpp:4351
#15 0x00007fdf0e8db01a in KApplication::notify (this=0x1c80910, receiver=0x7fde20001400, event=0x7fde20001980) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kdeui/kernel/kapplication.cpp:311
#16 0x00007fdf0daf564d in QCoreApplication::notifyInternal (this=0x1c80910, receiver=receiver@entry=0x7fde20001400, event=event@entry=0x7fde20001980) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:953
#17 0x00007fdf0daf8b4c in sendEvent (event=0x7fde20001980, receiver=0x7fde20001400) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.h:231
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=52, data=0x26fb6c0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:1577
#19 0x00007fdf0daf9013 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=52) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:1470
#20 0x00007fdf0d9e765b in QThreadPrivate::finish (arg=arg@entry=0x26fb450) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:371
#21 0x00007fdf0d9e8816 in ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/pthread.h:563
#22 QThreadPrivate::start (arg=0x26fb450) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:351
#23 0x00007fdf0d7572c4 in start_thread (arg=0x7fddeb7fe700) at pthread_create.c:310
#24 0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fdde9ffb700 (LWP 5994)):
[KCrash Handler]
#6  size (this=0x7fdf0d9e7673 <QThreadPrivate::finish(void*)+211>) at ../../include/QtCore/../../../qt-everywhere-opensource-src-4.8.6/src/corelib/tools/qlist.h:98
#7  indexOf (from=0, t=@0x7fdde9ffa968: 0x7fde3c000ec0, this=0x7fdf0d9e7673 <QThreadPrivate::finish(void*)+211>) at ../../include/QtCore/../../../qt-everywhere-opensource-src-4.8.6/src/corelib/tools/qlist.h:851
#8  QObjectPrivate::setParent_helper (this=this@entry=0x7fde3c003b10, o=o@entry=0x0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:1954
#9  0x00007fdf0db0f917 in QObject::~QObject (this=0x7fde3c000ec0, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:959
#10 0x00007fdf0db13879 in QSocketNotifier::~QSocketNotifier (this=0x7fde3c000ec0, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qsocketnotifier.cpp:228
#11 0x00007fdf0db0ed78 in QObject::event (this=this@entry=0x7fde3c000ec0, e=e@entry=0x7fde3c003ba0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:1203
#12 0x00007fdf0db138ae in QSocketNotifier::event (this=0x7fde3c000ec0, e=0x7fde3c003ba0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qsocketnotifier.cpp:314
#13 0x00007fdf0cc40eec in QApplicationPrivate::notify_helper (this=this@entry=0x1c8fbb0, receiver=receiver@entry=0x7fde3c000ec0, e=e@entry=0x7fde3c003ba0) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication.cpp:4565
#14 0x00007fdf0cc47b08 in QApplication::notify (this=this@entry=0x1c80910, receiver=receiver@entry=0x7fde3c000ec0, e=e@entry=0x7fde3c003ba0) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication.cpp:4351
#15 0x00007fdf0e8db01a in KApplication::notify (this=0x1c80910, receiver=0x7fde3c000ec0, event=0x7fde3c003ba0) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kdeui/kernel/kapplication.cpp:311
#16 0x00007fdf0daf564d in QCoreApplication::notifyInternal (this=0x1c80910, receiver=receiver@entry=0x7fde3c000ec0, event=event@entry=0x7fde3c003ba0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:953
#17 0x00007fdf0daf8b4c in sendEvent (event=0x7fde3c003ba0, receiver=0x7fde3c000ec0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.h:231
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=52, data=0x27175d0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:1577
#19 0x00007fdf0daf9013 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=52) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:1470
#20 0x00007fdf0d9e765b in QThreadPrivate::finish (arg=arg@entry=0x2717320) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:371
#21 0x00007fdf0d9e8816 in ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/pthread.h:563
#22 QThreadPrivate::start (arg=0x2717320) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:351
#23 0x00007fdf0d7572c4 in start_thread (arg=0x7fdde9ffb700) at pthread_create.c:310
#24 0x00007fdf0c4b82dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fdf0eeef780 (LWP 1402)):
#0  pthread_cond_wait () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fdf0d9e8c76 in wait (time=18446744073709551615, this=0x1c91420) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x1c573c0, mutex=mutex@entry=0x1c57398, time=time@entry=18446744073709551615) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qwaitcondition_unix.cpp:158
#3  0x00007fdf0d9e828e in QThread::wait (this=this@entry=0x7fdf0de5ee60 <processManager()::processManager>, time=time@entry=18446744073709551615) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/thread/qthread_unix.cpp:720
#4  0x00007fdf0dad04c5 in QProcessManager::~QProcessManager (this=0x7fdf0de5ee60 <processManager()::processManager>, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/io/qprocess_unix.cpp:237
#5  0x00007fdf0c404308 in __run_exit_handlers (status=1, listp=0x7fdf0c765620 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:82
#6  0x00007fdf0c404355 in __GI_exit (status=<optimized out>) at exit.c:104
#7  0x00007fdf0ccad798 in qt_xio_errhandler () at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication_x11.cpp:773
#8  0x00007fdf0e8d9a70 in KApplication::xioErrhandler (this=0x1c80910, dpy=0x1c88330) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kdeui/kernel/kapplication.cpp:419
#9  0x00007fdf0e391e3e in _XIOError (dpy=dpy@entry=0x1c88330) at /tmp/portage/portage/x11-libs/libX11-1.6.2/work/libX11-1.6.2/src/XlibInt.c:1498
#10 0x00007fdf0e38f79d in _XEventsQueued (dpy=0x1c88330, mode=<optimized out>) at /tmp/portage/portage/x11-libs/libX11-1.6.2/work/libX11-1.6.2/src/xcb_io.c:366
#11 0x00007fdf0e37160a in XFlush (dpy=0x1c88330) at /tmp/portage/portage/x11-libs/libX11-1.6.2/work/libX11-1.6.2/src/Flush.c:39
#12 0x00007fdf0ccd51d2 in QWidgetPrivate::hide_sys (this=this@entry=0x28c4e30) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget_x11.cpp:2251
#13 0x00007fdf0cc914a4 in QWidgetPrivate::hide_helper (this=this@entry=0x28c4e30) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget.cpp:7645
#14 0x00007fdf0cc945f0 in QWidget::setVisible (this=0x279b6d0, visible=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget.cpp:7828
#15 0x00007fdf0cc9181c in hide (this=0x279b6d0) at ../../include/QtGui/../../../qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget.h:501
#16 QWidgetPrivate::close_helper (this=this@entry=0x28c4e30, mode=mode@entry=QWidgetPrivate::CloseNoEvent) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget.cpp:7963
#17 0x00007fdf0cc94c56 in QWidget::~QWidget (this=0x279b6d0, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qwidget.cpp:1619
#18 0x00007fdf0d03f5f9 in QLabel::~QLabel (this=0x279b6d0, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/widgets/qlabel.cpp:278
#19 0x00007fdf0d230f04 in QGraphicsProxyWidget::~QGraphicsProxyWidget (this=0x279c7f0, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicsproxywidget.cpp:554
#20 0x00007fdf0233daa9 in Plasma::Label::~Label (this=0x279c7f0, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/widgets/label.cpp:115
#21 0x00007fdf0d21d0e6 in QGraphicsItem::~QGraphicsItem (this=0x1f6ba90, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicsitem.cpp:1493
#22 0x00007fdf0d27095a in ~QGraphicsObject (this=0x1f6ba80, __in_chrg=<optimized out>) at ../../include/QtGui/../../../qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicsitem.h:547
#23 QGraphicsWidget::~QGraphicsWidget (this=0x1f6ba80, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicswidget.cpp:232
#24 0x00007fdf0d270b59 in QGraphicsWidget::~QGraphicsWidget (this=0x1f6ba80, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicswidget.cpp:277
#25 0x00007fdf0d21d0e6 in QGraphicsItem::~QGraphicsItem (this=0x200a670, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicsitem.cpp:1493
#26 0x00007fdf0d27095a in ~QGraphicsObject (this=0x200a660, __in_chrg=<optimized out>) at ../../include/QtGui/../../../qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicsitem.h:547
#27 QGraphicsWidget::~QGraphicsWidget (this=0x200a660, __in_chrg=<optimized out>) at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/graphicsview/qgraphicswidget.cpp:232
#28 0x00007fdf0224616b in Plasma::Applet::~Applet (this=0x200a660, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/applet.cpp:207
#29 0x00007fdee6738659 in ServerStatus::Applet::~Applet (this=0x200a660, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-misc/serverstatuswidget-1.5.1/work/serverstatuswidget-1.5.1/src/serverstatusapplet.cpp:112
#30 0x00007fdf0225b8f6 in ~ContainmentPrivate (this=<optimized out>, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/private/containment_p.h:72
#31 Plasma::Containment::~Containment (this=0x1f1e630, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/containment.cpp:148
#32 0x00007fdeecf1f459 in ~DefaultDesktop (this=0x1f1e630, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/containments/desktop/desktop.cpp:59
#33 DefaultDesktop::~DefaultDesktop (this=0x1f1e630, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/containments/desktop/desktop.cpp:61
#34 0x00007fdf02274aee in qDeleteAll<QList<Plasma::Containment*>::const_iterator> (end=..., begin=...) at /usr/include/qt4/QtCore/qalgorithms.h:322
#35 qDeleteAll<QList<Plasma::Containment*> > (c=...) at /usr/include/qt4/QtCore/qalgorithms.h:330
#36 Plasma::CoronaPrivate::~CoronaPrivate (this=0x1d8a9c0, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/corona.cpp:809
#37 0x00007fdf02274d07 in Plasma::Corona::~Corona (this=0x1d89fa0, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/plasma/corona.cpp:83
#38 0x00007fdef7fc7039 in DesktopCorona::~DesktopCorona (this=0x1d89fa0, __in_chrg=<optimized out>) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/shell/desktopcorona.cpp:75
#39 0x00007fdef7ff170f in PlasmaApp::cleanup (this=this@entry=0x1c80910) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/shell/plasmaapp.cpp:383
#40 0x00007fdef7ff4a38 in cleanup (this=0x1c80910) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/shell/plasmaapp.cpp:351
#41 PlasmaApp::qt_static_metacall (_o=0x1c80910, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17_build/plasma/desktop/shell/plasmaapp.moc:129
#42 0x00007fdf0db0a5ac in QMetaObject::activate (sender=0x1c80910, m=m@entry=0x7fdf0de5c2c0 <QCoreApplication::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qobject.cpp:3567
#43 0x00007fdf0db58340 in QCoreApplication::aboutToQuit (this=<optimized out>) at .moc/release-shared/moc_qcoreapplication.cpp:144
#44 0x00007fdf0daf9d75 in QCoreApplication::exec () at /tmp/portage/portage/dev-qt/qtcore-4.8.6-r1/work/qt-everywhere-opensource-src-4.8.6/src/corelib/kernel/qcoreapplication.cpp:1230
#45 0x00007fdf0cc3f3cc in QApplication::exec () at /tmp/portage/portage/dev-qt/qtgui-4.8.6-r2/work/qt-everywhere-opensource-src-4.8.6/src/gui/kernel/qapplication.cpp:3823
#46 0x00007fdef7fd53cd in kdemain (argc=1, argv=0x1b82810) at /tmp/portage/portage/kde-base/plasma-workspace-4.11.17/work/plasma-workspace-4.11.17/plasma/desktop/shell/main.cpp:126
#47 0x00000000004080bd in launch (argc=argc@entry=1, _name=_name@entry=0x1c013a8 "/usr/bin/plasma-desktop", args=args@entry=0x1c013c0 "", cwd=cwd@entry=0x0, envc=envc@entry=0, envs=<optimized out>, envs@entry=0x1c013c8 "", reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x40a8c6 "0") at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kinit/kinit.cpp:726
#48 0x0000000000408f09 in handle_launcher_request (sock=7, who=<optimized out>) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kinit/kinit.cpp:1218
#49 0x00000000004095e7 in handle_requests (waitForPid=waitForPid@entry=0) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kinit/kinit.cpp:1411
#50 0x00000000004052ed in main (argc=2, argv=0x7ffe76b381a8, envp=0x7ffe76b381c0) at /tmp/portage/portage/kde-base/kdelibs-4.14.6-r1/work/kdelibs-4.14.6/kinit/kinit.cpp:1899

Reported using DrKonqi