Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-13-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
Came back from sleep. Tray was completely nonresponsive, everything else was nonworking or working too slow for the observed time. Did kwin --replace to overcome problems which crashed the plasma.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f27b34857c0 (LWP 2115))]

Thread 7 (Thread 0x7f278f46f700 (LWP 2117)):
#0  0x00007f27a7e0902d in __pthread_mutex_lock (mutex=0x2a92b08) at pthread_mutex_lock.c:61
#1  0x00007f27a72f975f in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f27a72f9f82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27a72fa429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f27aff60f3e in QEventDispatcherGlib::processEvents (this=0x2a5d060, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f27aff34cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f27aff34ef7 in QEventLoop::exec (this=0x7f278f46ecd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f27afe4c27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f27aff17cbf in QInotifyFileSystemWatcherEngine::run (this=0x2a62e90) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x2a62e90) at thread/qthread_unix.cpp:331
#10 0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f27a7e06efc in start_thread (arg=0x7f278f46f700) at pthread_create.c:304
#12 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f278b77f700 (LWP 2123)):
#0  __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:41
#1  __pthread_mutex_unlock (mutex=0x2d4f738) at pthread_mutex_unlock.c:290
#2  0x00007f27a72f8f3f in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f27a72f9dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f27a72fa429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f27aff60f3e in QEventDispatcherGlib::processEvents (this=0x2d4f220, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f27aff34cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f27aff34ef7 in QEventLoop::exec (this=0x7f278b77ecd0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f27afe4c27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007f27aff17cbf in QInotifyFileSystemWatcherEngine::run (this=0x2d29870) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x2d29870) at thread/qthread_unix.cpp:331
#11 0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x00007f27a7e06efc in start_thread (arg=0x7f278b77f700) at pthread_create.c:304
#13 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f278af7e700 (LWP 2674)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f27afe4f1ab in wait (time=18446744073709551615, this=0x2ae44f0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2a56c90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f27abc49864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2af3380, th=0x53939c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f27abc4be0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x53939c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f27abc4accf in ThreadWeaver::ThreadRunHelper::run (this=0x7f278af7dd20, parent=0x2af3380, th=0x53939c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f27abc4ad5b in ThreadWeaver::Thread::run (this=0x53939c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x53939c0) at thread/qthread_unix.cpp:331
#8  0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f27a7e06efc in start_thread (arg=0x7f278af7e700) at pthread_create.c:304
#10 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f278a77d700 (LWP 2675)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f27afe4f1ab in wait (time=18446744073709551615, this=0x2ae44f0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2a56c90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f27abc49864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2af3380, th=0x3f97010) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f27abc4be0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x3f97010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f27abc4be24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x3f97010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f27abc4accf in ThreadWeaver::ThreadRunHelper::run (this=0x7f278a77cd20, parent=0x2af3380, th=0x3f97010) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f27abc4ad5b in ThreadWeaver::Thread::run (this=0x3f97010) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x3f97010) at thread/qthread_unix.cpp:331
#9  0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f27a7e06efc in start_thread (arg=0x7f278a77d700) at pthread_create.c:304
#11 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f277f30a700 (LWP 2676)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f27afe4f1ab in wait (time=18446744073709551615, this=0x2ae44f0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2a56c90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f27abc49864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2af3380, th=0x38306c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f27abc4be0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x38306c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f27abc4be24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x38306c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f27abc4accf in ThreadWeaver::ThreadRunHelper::run (this=0x7f277f309d20, parent=0x2af3380, th=0x38306c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f27abc4ad5b in ThreadWeaver::Thread::run (this=0x38306c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x38306c0) at thread/qthread_unix.cpp:331
#9  0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f27a7e06efc in start_thread (arg=0x7f277f30a700) at pthread_create.c:304
#11 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f277a9be700 (LWP 2677)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f27afe4f1ab in wait (time=18446744073709551615, this=0x2ae44f0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2a56c90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f27abc49864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2af3380, th=0x3fa56c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f27abc4be0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2a5bec0, th=0x3fa56c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f27abc4accf in ThreadWeaver::ThreadRunHelper::run (this=0x7f277a9bdd20, parent=0x2af3380, th=0x3fa56c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f27abc4ad5b in ThreadWeaver::Thread::run (this=0x3fa56c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f27afe4ed05 in QThreadPrivate::start (arg=0x3fa56c0) at thread/qthread_unix.cpp:331
#8  0x00007f27a461356c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007f27a7e06efc in start_thread (arg=0x7f277a9be700) at pthread_create.c:304
#10 0x00007f27b2d7a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f27b34857c0 (LWP 2115)):
[KCrash Handler]
#6  Plasma::Service::operationDescription (this=0x2581350, operationName=...) at ../../plasma/service.cpp:187
#7  0x00007f2795499411 in SystemTray::DBusSystemTrayWidget::mouseReleaseEvent (this=0x1ecc380, event=0x7fffe88fe410) at ../../../../../plasma/generic/applets/systemtray/protocols/dbussystemtray/dbussystemtraywidget.cpp:77
#8  0x00007f27af8ad7e3 in QGraphicsItem::sceneEvent (this=0x1ecc390, event=0x7fffe88fe410) at graphicsview/qgraphicsitem.cpp:6730
#9  0x00007f27af8d5c2a in QGraphicsScenePrivate::sendMouseEvent (this=0x20b9090, mouseEvent=0x7fffe88fe410) at graphicsview/qgraphicsscene.cpp:1291
#10 0x00007f27af8d65f5 in QGraphicsScene::mouseReleaseEvent (this=<optimized out>, mouseEvent=0x7fffe88fe410) at graphicsview/qgraphicsscene.cpp:4121
#11 0x00007f27af8e486f in QGraphicsScene::event (this=0x20bc570, event=0x7fffe88fe410) at graphicsview/qgraphicsscene.cpp:3453
#12 0x00007f27af2e6424 in notify_helper (e=0x7fffe88fe410, receiver=0x20bc570, this=0x1e12080) at kernel/qapplication.cpp:4486
#13 QApplicationPrivate::notify_helper (this=0x1e12080, receiver=0x20bc570, e=0x7fffe88fe410) at kernel/qapplication.cpp:4458
#14 0x00007f27af2eb291 in QApplication::notify (this=0x1dea900, receiver=0x20bc570, e=0x7fffe88fe410) at kernel/qapplication.cpp:4365
#15 0x00007f27b0be4126 in KApplication::notify (this=0x1dea900, receiver=0x20bc570, event=0x7fffe88fe410) at ../../kdeui/kernel/kapplication.cpp:311
#16 0x00007f27aff35afc in QCoreApplication::notifyInternal (this=0x1dea900, receiver=0x20bc570, event=0x7fffe88fe410) at kernel/qcoreapplication.cpp:787
#17 0x00007f27af8fff76 in QGraphicsView::mouseReleaseEvent (this=0x3bdfcd0, event=0x7fffe88febf0) at graphicsview/qgraphicsview.cpp:3336
#18 0x00007f27af336c9a in QWidget::event (this=0x3bdfcd0, event=0x7fffe88febf0) at kernel/qwidget.cpp:8295
#19 0x00007f27af6df4f6 in QFrame::event (this=0x3bdfcd0, e=0x7fffe88febf0) at widgets/qframe.cpp:557
#20 0x00007f27af902d3b in QGraphicsView::viewportEvent (this=0x3bdfcd0, event=0x7fffe88febf0) at graphicsview/qgraphicsview.cpp:2864
#21 0x00007f27aff35c88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x2b88b10, event=0x7fffe88febf0) at kernel/qcoreapplication.cpp:902
#22 0x00007f27af2e63ef in notify_helper (e=0x7fffe88febf0, receiver=0x2b88b10, this=0x1e12080) at kernel/qapplication.cpp:4482
#23 QApplicationPrivate::notify_helper (this=0x1e12080, receiver=0x2b88b10, e=0x7fffe88febf0) at kernel/qapplication.cpp:4458
#24 0x00007f27af2ebc6b in QApplication::notify (this=<optimized out>, receiver=0x2b88b10, e=0x7fffe88febf0) at kernel/qapplication.cpp:4047
#25 0x00007f27b0be4126 in KApplication::notify (this=0x1dea900, receiver=0x2b88b10, event=0x7fffe88febf0) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x00007f27aff35afc in QCoreApplication::notifyInternal (this=0x1dea900, receiver=0x2b88b10, event=0x7fffe88febf0) at kernel/qcoreapplication.cpp:787
#27 0x00007f27af2e73f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QApplicationPrivate::sendMouseEvent (receiver=0x2b88b10, event=0x7fffe88febf0, alienWidget=0x2b88b10, nativeWidget=0x3bdfcd0, buttonDown=0x2b88b10, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#29 0x00007f27af366945 in QETWidget::translateMouseEvent (this=0x3bdfcd0, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#30 0x00007f27af3658be in QApplication::x11ProcessEvent (this=0x1dea900, event=0x7fffe88ff410) at kernel/qapplication_x11.cpp:3690
#31 0x00007f27af38e412 in x11EventSourceDispatch (s=0x1e0b350, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0x00007f27a72f9a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f27a72fa258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f27a72fa429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f27aff60ed6 in QEventDispatcherGlib::processEvents (this=0x1d50f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#36 0x00007f27af38e07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x00007f27aff34cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#38 0x00007f27aff34ef7 in QEventLoop::exec (this=0x7fffe88ff7e0, flags=...) at kernel/qeventloop.cpp:201
#39 0x00007f27aff39789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#40 0x00007f27b30791a3 in kdemain (argc=1, argv=0x7fffe88ffbc8) at ../../../../plasma/desktop/shell/main.cpp:120
#41 0x00007f27b2cba30d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffe88ffbc8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe88ffbb8) at libc-start.c:226
#42 0x0000000000400671 in _start ()

Possible duplicates by query: bug 274808, bug 272446.

Reported using DrKonqi