Application: plasma-desktop (0.4)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-26-generic x86_64
Distribution: Ubuntu 12.04 LTS

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

laptop just returned from sleep

this:301549 bug has been suggested to me as duplicate, but I do not see how I could determine whether it actually _is_ a duplicate.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc27a38d780 (LWP 2963))]

Thread 4 (Thread 0x7fc2550bd700 (LWP 2990)):
#0  0x00007fff129508de in ?? ()
#1  0x00007fc26e0c615d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007fc276d60bb4 in do_gettime (frac=0x7fc2550bcb98, sec=0x7fc2550bcb90) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007fc276e38b8d in QTimerInfoList::updateCurrentTime (this=0x7fc250002860) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007fc276e38ec3 in QTimerInfoList::timerWait (this=0x7fc250002860, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007fc276e3797c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7fc2550bcc6c) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007fc276e37a25 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007fc26de14846 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fc26de14f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fc26de15164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fc276e38426 in QEventDispatcherGlib::processEvents (this=0x7fc2500008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007fc276e07c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007fc276e07ed7 in QEventLoop::exec (this=0x7fc2550bcdd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007fc276d06fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007fc276de79ff in QInotifyFileSystemWatcherEngine::run (this=0x133b060) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007fc276d09fcb in QThreadPrivate::start (arg=0x133b060) at thread/qthread_unix.cpp:298
#17 0x00007fc26e719e9a in start_thread (arg=0x7fc2550bd700) at pthread_create.c:308
#18 0x00007fc279c724bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc24e2c0700 (LWP 2997)):
#0  0x00007fc276d090ca in QThreadData::current () at thread/qthread_unix.cpp:199
#1  0x00007fc276e37b89 in postEventSourcePrepare (s=0x7fc2400012d0, timeout=0x0) at kernel/qeventdispatcher_glib.cpp:256
#2  0x00007fc26de14b43 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc26de14fd6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc26de15164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc276e38426 in QEventDispatcherGlib::processEvents (this=0x7fc2400008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fc276e07c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fc276e07ed7 in QEventLoop::exec (this=0x7fc24e2bfdd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fc276d06fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fc276de79ff in QInotifyFileSystemWatcherEngine::run (this=0x2080320) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fc276d09fcb in QThreadPrivate::start (arg=0x2080320) at thread/qthread_unix.cpp:298
#11 0x00007fc26e719e9a in start_thread (arg=0x7fc24e2c0700) at pthread_create.c:308
#12 0x00007fc279c724bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc24d7da700 (LWP 3000)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc273bec222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fc273bec259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fc26e719e9a in start_thread (arg=0x7fc24d7da700) at pthread_create.c:308
#4  0x00007fc279c724bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc27a38d780 (LWP 2963)):
[KCrash Handler]
#6  QVariant::userType (this=0x68) at kernel/qvariant.cpp:1784
#7  0x00007fc25e1422d2 in qvariant_cast<QDBusArgument> (v=...) at /usr/include/qt4/QtCore/qvariant.h:574
#8  value<QDBusArgument> (this=0x68) at /usr/include/qt4/QtCore/qvariant.h:333
#9  Registrar::slotLayoutUpdated (this=<optimized out>, parentId=<optimized out>) at /build/buildd/plasma-widget-menubar-0.1.17/src/registrar.cpp:173
#10 0x00007fc25e138d39 in qt_static_metacall (_a=0x7fff1287c4a0, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at /build/buildd/plasma-widget-menubar-0.1.17/obj-x86_64-linux-gnu/src/moc_registrar.cpp:76
#11 Registrar::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7fff1287c4a0) at /build/buildd/plasma-widget-menubar-0.1.17/obj-x86_64-linux-gnu/src/moc_registrar.cpp:61
#12 0x00007fc25e138dbb in Registrar::qt_metacall (this=0x1146b70, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff1287c4a0) at /build/buildd/plasma-widget-menubar-0.1.17/obj-x86_64-linux-gnu/src/moc_registrar.cpp:117
#13 0x00007fc27718337b in QDBusConnectionPrivate::deliverCall (this=0xe07920, object=0x1146b70, msg=..., metaTypes=..., slotIdx=11) at qdbusintegrator.cpp:947
#14 0x00007fc276e22446 in QObject::event (this=0x1146b70, e=<optimized out>) at kernel/qobject.cpp:1195
#15 0x00007fc27618b894 in notify_helper (e=0x25dc1e0, receiver=0x1146b70, this=0xe2fe60) at kernel/qapplication.cpp:4559
#16 QApplicationPrivate::notify_helper (this=0xe2fe60, receiver=0x1146b70, e=0x25dc1e0) at kernel/qapplication.cpp:4531
#17 0x00007fc276190713 in QApplication::notify (this=0xe008c0, receiver=0x1146b70, e=0x25dc1e0) at kernel/qapplication.cpp:4420
#18 0x00007fc277aec9e6 in KApplication::notify (this=0xe008c0, receiver=0x1146b70, event=0x25dc1e0) at ../../kdeui/kernel/kapplication.cpp:311
#19 0x00007fc276e08e9c in QCoreApplication::notifyInternal (this=0xe008c0, receiver=0x1146b70, event=0x25dc1e0) at kernel/qcoreapplication.cpp:876
#20 0x00007fc276e0cc6a in sendEvent (event=0x25dc1e0, receiver=0x1146b70) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xda71f0) at kernel/qcoreapplication.cpp:1500
#22 0x00007fc276e37f93 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#23 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#24 0x00007fc26de14d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fc26de150a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fc26de15164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fc276e383bf in QEventDispatcherGlib::processEvents (this=0xda8ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#28 0x00007fc276233d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#29 0x00007fc276e07c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#30 0x00007fc276e07ed7 in QEventLoop::exec (this=0x7fff1287ce30, flags=...) at kernel/qeventloop.cpp:204
#31 0x00007fc276e0cf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#32 0x00007fc279f7ea13 in kdemain (argc=1, argv=0x7fff1287d218) at ../../../../plasma/desktop/shell/main.cpp:120
#33 0x00007fc279ba176d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff1287d218, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff1287d208) at libc-start.c:226
#34 0x0000000000400671 in _start ()

Possible duplicates by query: bug 301549, bug 282308.

Reported using DrKonqi