Bug 286268

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.1.0-2-desktop x86_64
Distribution: "openSUSE 12.1 RC 1 (x86_64)"

-- Information about the crash:
Many open windows. Memory usage high. Crash seemed to be triggered by switching windows. Happened once before recently. Not predictable.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f91d47f7760 (LWP 4929))]

Thread 10 (Thread 0x7f91b2587700 (LWP 4950)):
#0  0x00007f91d1e723a3 in poll () from /lib64/libc.so.6
#1  0x00007f91cec37a98 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f91cec37f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f91d347e576 in QEventDispatcherGlib::processEvents (this=0x11ee6f0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f91d3452a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f91d3452c1f in QEventLoop::exec (this=0x7f91b2586d30, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f91d336a5df in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f91d3435aef in QInotifyFileSystemWatcherEngine::run (this=0x12afb10) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f91d336d025 in QThreadPrivate::start (arg=0x12afb10) at thread/qthread_unix.cpp:331
#9  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#10 0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f91a907e700 (LWP 22461)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x1e3b010) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1e3b010) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a907dd80, parent=0x1786530, th=0x1e3b010) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x1e3b010) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f91d336d025 in QThreadPrivate::start (arg=0x1e3b010) at thread/qthread_unix.cpp:331
#8  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#9  0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f91a6227700 (LWP 22462)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x997450) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x997450) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a6226d80, parent=0x1786530, th=0x997450) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x997450) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f91d336d025 in QThreadPrivate::start (arg=0x997450) at thread/qthread_unix.cpp:331
#8  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#9  0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f91a5a26700 (LWP 22463)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x1ec74f0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1ec74f0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c71526c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1ec74f0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a5a25d80, parent=0x1786530, th=0x1ec74f0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x1ec74f0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x00007f91d336d025 in QThreadPrivate::start (arg=0x1ec74f0) at thread/qthread_unix.cpp:331
#9  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#10 0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f91a5225700 (LWP 22464)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x2044cf0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x2044cf0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a5224d80, parent=0x1786530, th=0x2044cf0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x2044cf0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f91d336d025 in QThreadPrivate::start (arg=0x2044cf0) at thread/qthread_unix.cpp:331
#8  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#9  0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f91a4a24700 (LWP 22465)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x1ee1b50) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1ee1b50) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a4a23d80, parent=0x1786530, th=0x1ee1b50) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x1ee1b50) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f91d336d025 in QThreadPrivate::start (arg=0x1ee1b50) at thread/qthread_unix.cpp:331
#8  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#9  0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f91a4223700 (LWP 22466)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x6a5cc0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x6a5cc0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a4222d80, parent=0x1786530, th=0x6a5cc0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x6a5cc0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x00007f91d336d025 in QThreadPrivate::start (arg=0x6a5cc0) at thread/qthread_unix.cpp:331
#8  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#9  0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f91a3a22700 (LWP 22467)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x1a72f60) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1a72f60) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c71526c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1a72f60) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a3a21d80, parent=0x1786530, th=0x1a72f60) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x1a72f60) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x00007f91d336d025 in QThreadPrivate::start (arg=0x1a72f60) at thread/qthread_unix.cpp:331
#9  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#10 0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f91a3221700 (LWP 22468)):
#0  0x00007f91d30e0e6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f91d336d4bb in wait (time=18446744073709551615, this=0x17ad210) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x180a9f0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f91c7150104 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1786530, th=0x1e8a9c0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f91c71526ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1e8a9c0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f91c71526c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x17942b0, th=0x1e8a9c0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f91c715156f in ThreadWeaver::ThreadRunHelper::run (this=0x7f91a3220d80, parent=0x1786530, th=0x1e8a9c0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x00007f91c71515fb in ThreadWeaver::Thread::run (this=0x1e8a9c0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x00007f91d336d025 in QThreadPrivate::start (arg=0x1e8a9c0) at thread/qthread_unix.cpp:331
#9  0x00007f91c445525a in ?? () from /usr/lib64/libGL.so.1
#10 0x00007f91d30dcf05 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f91d1e7b4bd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f91d47f7760 (LWP 4929)):
[KCrash Handler]
#6  isNull (this=0x4545454545454545) at /usr/include/QtCore/qsharedpointer_impl.h:568
#7  operator! (this=0x4545454545454545) at /usr/include/QtCore/qsharedpointer_impl.h:574
#8  TaskManager::TaskItem::task (this=0x22101e0) at /usr/src/debug/kde-workspace-4.7.3/libs/taskmanager/taskitem.cpp:113
#9  0x00007f91b7d052e2 in WindowTaskItem::publishIconGeometry (this=0x21d89c0) at /usr/src/debug/kde-workspace-4.7.3/plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#10 0x00007f91b7d13cac in AbstractTaskItem::timerEvent (this=0x21d89c0, event=<optimized out>) at /usr/src/debug/kde-workspace-4.7.3/plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#11 0x00007f91d3469e79 in QObject::event (this=0x21d89c0, e=<optimized out>) at kernel/qobject.cpp:1190
#12 0x00007f91d2c1f27b in QGraphicsWidget::event (this=0x21d89c0, event=0x7fffe915d760) at graphicsview/qgraphicswidget.cpp:1455
#13 0x00007f91d2605be4 in notify_helper (e=0x7fffe915d760, receiver=0x21d89c0, this=0x71e060) at kernel/qapplication.cpp:4481
#14 QApplicationPrivate::notify_helper (this=0x71e060, receiver=0x21d89c0, e=0x7fffe915d760) at kernel/qapplication.cpp:4453
#15 0x00007f91d260aa71 in QApplication::notify (this=0x711210, receiver=0x21d89c0, e=0x7fffe915d760) at kernel/qapplication.cpp:4360
#16 0x00007f91d41e5e36 in KApplication::notify (this=0x711210, receiver=0x21d89c0, event=0x7fffe915d760) at /usr/src/debug/kdelibs-4.7.3/kdeui/kernel/kapplication.cpp:311
#17 0x00007f91d345381c in QCoreApplication::notifyInternal (this=0x711210, receiver=0x21d89c0, event=0x7fffe915d760) at kernel/qcoreapplication.cpp:787
#18 0x00007f91d3480398 in sendEvent (event=0x7fffe915d760, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#19 QTimerInfoList::activateTimers (this=0x7208b0) at kernel/qeventdispatcher_unix.cpp:618
#20 0x00007f91d347dba8 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#21 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#22 0x00007f91cec3758d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#23 0x00007f91cec37d88 in ?? () from /usr/lib64/libglib-2.0.so.0
#24 0x00007f91cec37f59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#25 0x00007f91d347e50f in QEventDispatcherGlib::processEvents (this=0x71db80, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#26 0x00007f91d26a8f2e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007f91d3452a22 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007f91d3452c1f in QEventLoop::exec (this=0x7fffe915da60, flags=...) at kernel/qeventloop.cpp:201
#29 0x00007f91d3456de7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#30 0x00007f91c027c773 in kdemain (argc=1, argv=0x6ba130) at /usr/src/debug/kde-workspace-4.7.3/plasma/desktop/shell/main.cpp:120
#31 0x0000000000408897 in _start ()

This bug may be a duplicate of or related to bug 272495.

Possible duplicates by query: bug 286254, bug 286250, bug 286211, bug 286173, bug 285979.

Reported using DrKonqi