Application: kded4 (4.14.2)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.13.0-39-generic x86_64
Distribution: Ubuntu 14.04.1 LTS

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

I logged in, and was immediately greated with the DrKonqi crash report.

-- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f535d0607c0 (LWP 2637))]

Thread 6 (Thread 0x7f53412cb700 (LWP 2639)):
#0  0x00007f535a8c3c6d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f53579c1fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53579c20ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f535bcfd7be in QEventDispatcherGlib::processEvents (this=0x7f533c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f535bccf0af in QEventLoop::processEvents (this=this@entry=0x7f53412cae20, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f535bccf3a5 in QEventLoop::exec (this=this@entry=0x7f53412cae20, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f535bbcbc5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#7  0x00007f535bbce32f in QThreadPrivate::start (arg=0x15568c0) at thread/qthread_unix.cpp:349
#8  0x00007f53580a4182 in start_thread (arg=0x7f53412cb700) at pthread_create.c:312
#9  0x00007f535a8d0fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 5 (Thread 0x7f532fddc700 (LWP 2660)):
#0  0x00007f53579c18c3 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f53579c1f52 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53579c230a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5334485336 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f53579e6f05 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f53580a4182 in start_thread (arg=0x7f532fddc700) at pthread_create.c:312
#6  0x00007f535a8d0fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f532f3cf700 (LWP 2661)):
#0  0x00007fffbeb9a7ac in ?? ()
#1  0x0000005b00000000 in ?? ()
#2  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f532ebce700 (LWP 2662)):
#0  0x00007f53580a6560 in __GI___pthread_mutex_lock (mutex=0x7f5310000a60) at ../nptl/pthread_mutex_lock.c:125
#1  0x00007f5357a03981 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53579c187b in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f53579c1f52 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f53579c20ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f535bcfd7be in QEventDispatcherGlib::processEvents (this=0x7f53100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0x00007f535bccf0af in QEventLoop::processEvents (this=this@entry=0x7f532ebcde20, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f535bccf3a5 in QEventLoop::exec (this=this@entry=0x7f532ebcde20, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f535bbcbc5f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:537
#9  0x00007f535bbce32f in QThreadPrivate::start (arg=0x155d670) at thread/qthread_unix.cpp:349
#10 0x00007f53580a4182 in start_thread (arg=0x7f532ebce700) at pthread_create.c:312
#11 0x00007f535a8d0fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f532e3cd700 (LWP 2663)):
#0  0x00007f535a8c3c6d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f53579c1fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f53579c20ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f535bcfd7be in QEventDispatcherGlib::processEvents (this=0x7f53140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#4  0x00007f535bccf0af in QEventLoop::processEvents (this=this@entry=0x7f532e3ccde0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f535bccf3a5 in QEventLoop::exec (this=this@entry=0x7f532e3ccde0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f535bbcbc5f in QThread::exec (this=this@entry=0x1677ee0) at thread/qthread.cpp:537
#7  0x00007f535bcb0823 in QInotifyFileSystemWatcherEngine::run (this=0x1677ee0) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f535bbce32f in QThreadPrivate::start (arg=0x1677ee0) at thread/qthread_unix.cpp:349
#9  0x00007f53580a4182 in start_thread (arg=0x7f532e3cd700) at pthread_create.c:312
#10 0x00007f535a8d0fbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f535d0607c0 (LWP 2637)):
[KCrash Handler]
#6  0x00007f533b9daa28 in KScreen::Mode::size() const () from /usr/lib/libkscreen.so.1
#7  0x00007f533bbf1249 in Generator::biggestOutput (this=this@entry=0x1568850, outputs=...) at /build/buildd/kscreen-1.0.2.1/kded/generator.cpp:474
#8  0x00007f533bbf1438 in Generator::extendToRight (this=this@entry=0x1568850, outputs=...) at /build/buildd/kscreen-1.0.2.1/kded/generator.cpp:392
#9  0x00007f533bbf39c0 in Generator::idealConfig (this=0x1568850) at /build/buildd/kscreen-1.0.2.1/kded/generator.cpp:93
#10 0x00007f533bbeb307 in KScreenDaemon::applyIdealConfig (this=this@entry=0x1561a30) at /build/buildd/kscreen-1.0.2.1/kded/daemon.cpp:118
#11 0x00007f533bbeb53e in KScreenDaemon::applyConfig (this=0x1561a30) at /build/buildd/kscreen-1.0.2.1/kded/daemon.cpp:98
#12 0x00007f535bce487a in QMetaObject::activate (sender=0x1568850, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#13 0x00007f535bce487a in QMetaObject::activate (sender=sender@entry=0x1567a00, m=m@entry=0x7f533bdfab40 <Device::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#14 0x00007f533bbf4d34 in ready (this=0x1567a00) at /build/buildd/kscreen-1.0.2.1/obj-x86_64-linux-gnu/kded/device.moc:113
#15 Device::setReady (this=this@entry=0x1567a00) at /build/buildd/kscreen-1.0.2.1/kded/device.cpp:80
#16 0x00007f533bbf58b1 in setReady (this=0x1567a00) at /build/buildd/kscreen-1.0.2.1/kded/device.cpp:75
#17 Device::isLaptopFetched (this=0x1567a00, watcher=0x15d40e0) at /build/buildd/kscreen-1.0.2.1/kded/device.cpp:122
#18 0x00007f535bce487a in QMetaObject::activate (sender=0x15d40e0, m=m@entry=0x7f53592a7640 <QDBusPendingCallWatcher::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffbea11c10) at kernel/qobject.cpp:3539
#19 0x00007f53590890ef in QDBusPendingCallWatcher::finished (this=<optimized out>, _t1=0x15d40e0) at .moc/release-shared/moc_qdbuspendingcall.cpp:105
#20 0x00007f535bce8c1e in QObject::event (this=0x15d40e0, e=<optimized out>) at kernel/qobject.cpp:1194
#21 0x00007f535b069e2c in QApplicationPrivate::notify_helper (this=this@entry=0x137a1f0, receiver=receiver@entry=0x15d40e0, e=e@entry=0x16ba670) at kernel/qapplication.cpp:4567
#22 0x00007f535b0704a0 in QApplication::notify (this=this@entry=0x7fffbea12e00, receiver=receiver@entry=0x15d40e0, e=e@entry=0x16ba670) at kernel/qapplication.cpp:4353
#23 0x00007f535ca4fcca in KApplication::notify (this=0x7fffbea12e00, receiver=0x15d40e0, event=0x16ba670) at ../../kdeui/kernel/kapplication.cpp:311
#24 0x00007f535bcd04dd in QCoreApplication::notifyInternal (this=0x7fffbea12e00, receiver=receiver@entry=0x15d40e0, event=event@entry=0x16ba670) at kernel/qcoreapplication.cpp:953
#25 0x00007f535bcd3b3d in sendEvent (event=0x16ba670, receiver=0x15d40e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x12e3150) at kernel/qcoreapplication.cpp:1577
#27 0x00007f535bcd3fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#28 0x00007f535bcfdf83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#29 postEventSourceDispatch (s=0x1378800) at kernel/qeventdispatcher_glib.cpp:287
#30 0x00007f53579c1e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f53579c2048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f53579c20ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f535bcfd7a1 in QEventDispatcherGlib::processEvents (this=0x12e56d0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#34 0x00007f535b10bbb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0x00007f535bccf0af in QEventLoop::processEvents (this=this@entry=0x7fffbea12230, flags=...) at kernel/qeventloop.cpp:149
#36 0x00007f535bccf3a5 in QEventLoop::exec (this=this@entry=0x7fffbea12230, flags=...) at kernel/qeventloop.cpp:204
#37 0x00007f5334b577b8 in KAuth::Polkit1Backend::actionExists (this=0x1616fd0, action=...) at ../../kdecore/auth/backends/polkit-1/Polkit1Backend.cpp:210
#38 0x00007f535c185b30 in KAuth::Action::setName (this=<optimized out>, name=...) at ../../kdecore/auth/kauthaction.cpp:110
#39 0x00007f535c185bb8 in KAuth::Action::Action (this=0x7fffbea12400, name=...) at ../../kdecore/auth/kauthaction.cpp:61
#40 0x00007f53408abf29 in PowerDevilUPowerBackend::init (this=0x1613d20) at ../../../powerdevil/daemon/backends/upower/powerdevilupowerbackend.cpp:165
#41 0x00007f534066f5b4 in PowerDevil::Core::loadCore (this=0x15f8890, backend=backend@entry=0x1613d20) at ../../../powerdevil/daemon/powerdevilcore.cpp:85
#42 0x00007f53408a4e06 in KDEDPowerDevil::init (this=0x1553b20) at ../../../powerdevil/daemon/kdedpowerdevil.cpp:89
#43 0x00007f535bce8c1e in QObject::event (this=0x1553b20, e=<optimized out>) at kernel/qobject.cpp:1194
#44 0x00007f535b069e2c in QApplicationPrivate::notify_helper (this=this@entry=0x137a1f0, receiver=receiver@entry=0x1553b20, e=e@entry=0x155f620) at kernel/qapplication.cpp:4567
#45 0x00007f535b0704a0 in QApplication::notify (this=this@entry=0x7fffbea12e00, receiver=receiver@entry=0x1553b20, e=e@entry=0x155f620) at kernel/qapplication.cpp:4353
#46 0x00007f535ca4fcca in KApplication::notify (this=0x7fffbea12e00, receiver=0x1553b20, event=0x155f620) at ../../kdeui/kernel/kapplication.cpp:311
#47 0x00007f535bcd04dd in QCoreApplication::notifyInternal (this=0x7fffbea12e00, receiver=receiver@entry=0x1553b20, event=event@entry=0x155f620) at kernel/qcoreapplication.cpp:953
#48 0x00007f535bcd3b3d in sendEvent (event=0x155f620, receiver=0x1553b20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#49 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x12e3150) at kernel/qcoreapplication.cpp:1577
#50 0x00007f535bcd3fe3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#51 0x00007f535bcfdf83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#52 postEventSourceDispatch (s=0x1378800) at kernel/qeventdispatcher_glib.cpp:287
#53 0x00007f53579c1e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f53579c2048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f53579c20ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007f535bcfd7a1 in QEventDispatcherGlib::processEvents (this=0x12e56d0, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#57 0x00007f535b10bbb6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#58 0x00007f535bccf0af in QEventLoop::processEvents (this=this@entry=0x7fffbea12cd0, flags=...) at kernel/qeventloop.cpp:149
#59 0x00007f535bccf3a5 in QEventLoop::exec (this=this@entry=0x7fffbea12cd0, flags=...) at kernel/qeventloop.cpp:204
#60 0x00007f535bcd4b79 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#61 0x00007f535b06837c in QApplication::exec () at kernel/qapplication.cpp:3828
#62 0x00007f5346c2ad1b in kdemain (argc=1, argv=0x135edf0) at ../../kded/kded.cpp:940
#63 0x00000000004083ee in launch (argc=argc@entry=1, _name=_name@entry=0x40afc7 "kded4", args=args@entry=0x0, cwd=cwd@entry=0x0, envc=envc@entry=0, envs=<optimized out>, envs@entry=0x0, reset_env=reset_env@entry=false, tty=tty@entry=0x0, avoid_loops=avoid_loops@entry=false, startup_id_str=startup_id_str@entry=0x40ae56 "0") at ../../kinit/kinit.cpp:738
#64 0x00000000004059a3 in main (argc=4, argv=<optimized out>, envp=0x7fffbea13560) at ../../kinit/kinit.cpp:1853

Reported using DrKonqi