Bug 269817

Application: plasma-desktop (0.4)
KDE Platform Version: 4.6.1 (4.6.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-28-generic x86_64
Distribution: Ubuntu 10.10

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

after unsuccesfully searching for an application in S&L a couple of times, I tried to start Ubuntu Software Center and the plasma desktop crashed.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f9874e63780 (LWP 2146))]

Thread 8 (Thread 0x7f984e5b4700 (LWP 2147)):
#0  constBegin (this=<value optimized out>, tm=...) at ../../include/QtCore/../../src/corelib/tools/qlist.h:256
#1  QTimerInfoList::timerWait (this=<value optimized out>, tm=...) at kernel/qeventdispatcher_unix.cpp:447
#2  0x00007f9871ae33dd in timerSourcePrepareHelper (src=<value optimized out>, timeout=0x7f984e5b3bfc) at kernel/qeventdispatcher_glib.cpp:136
#3  0x00007f9871ae3485 in timerSourcePrepare (source=0x2329250, timeout=0x7f984e5b3ac0) at kernel/qeventdispatcher_glib.cpp:169
#4  0x00007f98695b4a11 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#5  0x00007f98695b4e78 in ?? () from /lib/libglib-2.0.so.0
#6  0x00007f98695b545c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#7  0x00007f9871ae31e6 in QEventDispatcherGlib::processEvents (this=0x23271d0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#8  0x00007f9871ab5a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#9  0x00007f9871ab5dec in QEventLoop::exec (this=0x7f984e5b3d90, flags=) at kernel/qeventloop.cpp:201
#10 0x00007f98719c02fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#11 0x00007f9871a955f8 in QInotifyFileSystemWatcherEngine::run (this=0x2325ac0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007f98719c327e in QThreadPrivate::start (arg=0x2325ac0) at thread/qthread_unix.cpp:266
#13 0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#14 0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f984afa8700 (LWP 2151)):
#0  0x00007f987476a203 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f98695b5009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f98695b545c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f9871ae31e6 in QEventDispatcherGlib::processEvents (this=0x245af00, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f9871ab5a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f9871ab5dec in QEventLoop::exec (this=0x7f984afa7d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f98719c02fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f9871a955f8 in QInotifyFileSystemWatcherEngine::run (this=0x244dad0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f98719c327e in QThreadPrivate::start (arg=0x244dad0) at thread/qthread_unix.cpp:266
#9  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f9840890700 (LWP 2159)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f987019320e in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f9870193329 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#4  0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f9843fff700 (LWP 6577)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f98719c3e3b in wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f986dd4ed64 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x235eac0, th=0x3a62bb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f986dd51f6b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x3a62bb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f986dd504df in ThreadWeaver::ThreadRunHelper::run (this=0x7f9843ffede0, parent=0x235eac0, th=0x3a62bb0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f986dd50a38 in ThreadWeaver::Thread::run (this=0x3a62bb0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f98719c327e in QThreadPrivate::start (arg=0x3a62bb0) at thread/qthread_unix.cpp:266
#8  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f983e8f1700 (LWP 6578)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f98719c3e3b in wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f986dd4ed64 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x235eac0, th=0x3f41ce0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f986dd51f6b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x3f41ce0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f986dd504df in ThreadWeaver::ThreadRunHelper::run (this=0x7f983e8f0de0, parent=0x235eac0, th=0x3f41ce0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f986dd50a38 in ThreadWeaver::Thread::run (this=0x3f41ce0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f98719c327e in QThreadPrivate::start (arg=0x3f41ce0) at thread/qthread_unix.cpp:266
#8  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f983cc8c700 (LWP 6579)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f98719c3e3b in wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f986dd4ed64 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x235eac0, th=0x39bd010) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f986dd51f6b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x39bd010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f986dd51f84 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x39bd010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f986dd504df in ThreadWeaver::ThreadRunHelper::run (this=0x7f983cc8bde0, parent=0x235eac0, th=0x39bd010) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f986dd50a38 in ThreadWeaver::Thread::run (this=0x39bd010) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f98719c327e in QThreadPrivate::start (arg=0x39bd010) at thread/qthread_unix.cpp:266
#9  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f983c48b700 (LWP 6580)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f98719c3e3b in wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2334ef0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f986dd4ed64 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x235eac0, th=0x28ccdd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f986dd51f6b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x28ccdd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f986dd51f84 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2333800, th=0x28ccdd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f986dd504df in ThreadWeaver::ThreadRunHelper::run (this=0x7f983c48ade0, parent=0x235eac0, th=0x28ccdd0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f986dd50a38 in ThreadWeaver::Thread::run (this=0x28ccdd0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f98719c327e in QThreadPrivate::start (arg=0x28ccdd0) at thread/qthread_unix.cpp:266
#9  0x00007f9869c67971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f987477692d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9874e63780 (LWP 2146)):
[KCrash Handler]
#6  ref (this=0x7fff51dfe910, other=...) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#7  QSharedDataPointer (this=0x7fff51dfe910, other=...) at /usr/include/qt4/QtCore/qshareddata.h:93
#8  Plasma::QueryMatch::QueryMatch (this=0x7fff51dfe910, other=...) at ../../plasma/querymatch.cpp:70
#9  0x00007f987431f956 in Plasma::RunnerContext::match (this=0x23248e0, id=<value optimized out>) at ../../plasma/runnercontext.cpp:501
#10 0x00007f9874322444 in Plasma::RunnerManager::run (this=0x2321450, id=...) at ../../plasma/runnermanager.cpp:565
#11 0x00007f98536579c8 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#12 0x00007f9853649690 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#13 0x00007f9853649b35 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#14 0x00007f9871aceb27 in QMetaObject::activate (sender=0x221e300, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3280
#15 0x00007f98536512f5 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#16 0x00007f9853652131 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#17 0x00007f9871aceb27 in QMetaObject::activate (sender=0x227ec00, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3280
#18 0x00007f985364ac55 in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#19 0x00007f985364d71d in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#20 0x00007f985364fc3c in ?? () from /usr/lib/kde4/plasma_containment_sal.so
#21 0x00007f9871aceb27 in QMetaObject::activate (sender=0x4084b50, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x1) at kernel/qobject.cpp:3280
#22 0x00007f9874357808 in Plasma::IconWidget::mouseReleaseEvent (this=0x4084b50, event=0x7fff51dff7e0) at ../../plasma/widgets/iconwidget.cpp:1425
#23 0x00007f9871448fb4 in QGraphicsItem::sceneEvent (this=0x4084b60, event=0x1acc1b0) at graphicsview/qgraphicsitem.cpp:6669
#24 0x00007f9871460cf8 in QGraphicsScenePrivate::sendMouseEvent (this=0x1463480, mouseEvent=0x7fff51dff7e0) at graphicsview/qgraphicsscene.cpp:1285
#25 0x00007f9871464325 in QGraphicsScene::mouseReleaseEvent (this=<value optimized out>, mouseEvent=0x7fff51dff7e0) at graphicsview/qgraphicsscene.cpp:4111
#26 0x00007f98714751ef in QGraphicsScene::event (this=0x14a2930, event=0x7fff51dff7e0) at graphicsview/qgraphicsscene.cpp:3444
#27 0x00007f9870e1dfdc in QApplicationPrivate::notify_helper (this=0x139a980, receiver=0x14a2930, e=0x7fff51dff7e0) at kernel/qapplication.cpp:4396
#28 0x00007f9870e23aed in QApplication::notify (this=0x1385aa0, receiver=0x14a2930, e=0x7fff51dff7e0) at kernel/qapplication.cpp:4277
#29 0x00007f98727bd2c6 in KApplication::notify (this=0x1385aa0, receiver=0x14a2930, event=0x7fff51dff7e0) at ../../kdeui/kernel/kapplication.cpp:311
#30 0x00007f9871ab6cdc in QCoreApplication::notifyInternal (this=0x1385aa0, receiver=0x14a2930, event=0x7fff51dff7e0) at kernel/qcoreapplication.cpp:732
#31 0x00007f98714934a5 in QGraphicsView::mouseReleaseEvent (this=0x2431740, event=0x7fff51e00220) at graphicsview/qgraphicsview.cpp:3334
#32 0x00007f9870e7404e in QWidget::event (this=0x2431740, event=0x7fff51e00220) at kernel/qwidget.cpp:8187
#33 0x00007f987123f5e6 in QFrame::event (this=0x2431740, e=0x7fff51e00220) at widgets/qframe.cpp:557
#34 0x00007f987149187b in QGraphicsView::viewportEvent (this=0x2431740, event=0x7fff51e00220) at graphicsview/qgraphicsview.cpp:2862
#35 0x00007f9871ab6507 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2fbd690, event=0x7fff51e00220) at kernel/qcoreapplication.cpp:847
#36 0x00007f9870e1dfac in QApplicationPrivate::notify_helper (this=0x139a980, receiver=0x2fbd690, e=0x7fff51e00220) at kernel/qapplication.cpp:4392
#37 0x00007f9870e2430e in QApplication::notify (this=0x1385aa0, receiver=0x2fbd690, e=0x7fff51e00220) at kernel/qapplication.cpp:3959
#38 0x00007f98727bd2c6 in KApplication::notify (this=0x1385aa0, receiver=0x2fbd690, event=0x7fff51e00220) at ../../kdeui/kernel/kapplication.cpp:311
#39 0x00007f9871ab6cdc in QCoreApplication::notifyInternal (this=0x1385aa0, receiver=0x2fbd690, event=0x7fff51e00220) at kernel/qcoreapplication.cpp:732
#40 0x00007f9870e22dbe in sendEvent (receiver=0x2fbd690, event=0x7fff51e00220, alienWidget=0x2fbd690, nativeWidget=0x2431740, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#41 QApplicationPrivate::sendMouseEvent (receiver=0x2fbd690, event=0x7fff51e00220, alienWidget=0x2fbd690, nativeWidget=0x2431740, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#42 0x00007f9870ea6345 in QETWidget::translateMouseEvent (this=0x2431740, event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#43 0x00007f9870ea4c5c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff51e00b40) at kernel/qapplication_x11.cpp:3536
#44 0x00007f9870ed10e2 in x11EventSourceDispatch (s=0x139e2e0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#45 0x00007f98695b1342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#46 0x00007f98695b52a8 in ?? () from /lib/libglib-2.0.so.0
#47 0x00007f98695b545c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#48 0x00007f9871ae3193 in QEventDispatcherGlib::processEvents (this=0x1340c20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#49 0x00007f9870ed0a4e in QGuiEventDispatcherGlib::processEvents (this=0x7fff51dfe910, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#50 0x00007f9871ab5a02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#51 0x00007f9871ab5dec in QEventLoop::exec (this=0x7fff51e00e70, flags=) at kernel/qeventloop.cpp:201
#52 0x00007f9871ab9ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#53 0x00007f9874a54cf3 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#54 0x00007f98746aed8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff51e01248) at libc-start.c:226
#55 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 256321.

Possible duplicates by query: bug 264671, bug 256321.

Reported using DrKonqi