Bug 285913

Summary: Plasma crashed after closing a window
Product: [Unmaintained] plasma4 Reporter: Simon Munton <simon.j.munton>
Component: generalAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash CC: lamarque, m4v
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description Simon Munton 2011-11-06 16:26:06 UTC 
Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3) (Compiled from sources)
Qt Version: 4.7.4
Operating System: Linux 3.1.0 i686

-- Information about the crash:
I closed a window by clicking the close button, the window closed and then plasma crashed

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb59d0710 (LWP 2936))]

Thread 7 (Thread 0xab95fb70 (LWP 2942)):
#0  0xb5c33086 in clock_gettime () from /lib/librt.so.1
#1  0xb6ddf058 in do_gettime (frac=<optimized out>, sec=<optimized out>) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb6eac5d2 in updateCurrentTime (this=0x8b891f4) at kernel/qeventdispatcher_unix.cpp:339
#4  QTimerInfoList::timerWait (this=0x8b891f4, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb6eaadf2 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xab95f0cc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb6eaae85 in timerSourcePrepare (source=0x8b891c0, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb5b6870e in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#8  0xb5b694e3 in g_main_context_iterate.clone.5 () from /usr/lib/libglib-2.0.so.0
#9  0xb5b69b34 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#10 0xb6eab647 in QEventDispatcherGlib::processEvents (this=0x8b88398, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb6e7d099 in QEventLoop::processEvents (this=0xab95f290, flags=...) at kernel/qeventloop.cpp:149
#12 0xb6e7d33a in QEventLoop::exec (this=0xab95f290, flags=...) at kernel/qeventloop.cpp:201
#13 0xb6d85a13 in QThread::exec (this=0x8b859d0) at thread/qthread.cpp:498
#14 0xb6e5e6ab in QInotifyFileSystemWatcherEngine::run (this=0x8b859d0) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb6d88542 in QThreadPrivate::start (arg=0x8b859d0) at thread/qthread_unix.cpp:331
#16 0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#17 0xb603f02e in clone () from /lib/libc.so.6

Thread 6 (Thread 0xa9e64b70 (LWP 2952)):
#0  0xb5b686ce in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#1  0xb5b694e3 in g_main_context_iterate.clone.5 () from /usr/lib/libglib-2.0.so.0
#2  0xb5b69b34 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0xb6eab647 in QEventDispatcherGlib::processEvents (this=0x88c8f60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0xb6e7d099 in QEventLoop::processEvents (this=0xa9e642d0, flags=...) at kernel/qeventloop.cpp:149
#5  0xb6e7d33a in QEventLoop::exec (this=0xa9e642d0, flags=...) at kernel/qeventloop.cpp:201
#6  0xb6d85a13 in QThread::exec (this=0x88f5a68) at thread/qthread.cpp:498
#7  0xb6d85aad in QThread::run (this=0x88f5a68) at thread/qthread.cpp:565
#8  0xb6d88542 in QThreadPrivate::start (arg=0x88f5a68) at thread/qthread_unix.cpp:331
#9  0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#10 0xb603f02e in clone () from /lib/libc.so.6

Thread 5 (Thread 0xa83e9b70 (LWP 2216)):
#0  0xb6d0f732 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6d88c1f in wait (time=4294967295, this=0x8be4308) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x8be5998, mutex=0x8bbc930, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb571f8c0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8be5980, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb572255c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8baadd0, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb571f50b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8be5980, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb572264a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x8d95ca8, previous=0x0) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb5722669 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x8d95ca8, previous=0x9281210) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb572106e in ThreadWeaver::ThreadRunHelper::run (this=0xa83e92f4, parent=0x8be5980, th=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#11 0xb572112b in ThreadWeaver::Thread::run (this=0x8d95ca8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#12 0xb6d88542 in QThreadPrivate::start (arg=0x8d95ca8) at thread/qthread_unix.cpp:331
#13 0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#14 0xb603f02e in clone () from /lib/libc.so.6

Thread 4 (Thread 0xaa664b70 (LWP 2217)):
#0  0xb6d0f732 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6d88c1f in wait (time=4294967295, this=0x8be4308) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x8be5998, mutex=0x8bbc930, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb571f8c0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8be5980, th=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb572255c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8baadd0, th=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb571f50b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8be5980, th=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb572264a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x9147698, previous=0x954f048) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb572106e in ThreadWeaver::ThreadRunHelper::run (this=0xaa6642f4, parent=0x8be5980, th=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#9  0xb572112b in ThreadWeaver::Thread::run (this=0x9147698) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#10 0xb6d88542 in QThreadPrivate::start (arg=0x9147698) at thread/qthread_unix.cpp:331
#11 0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#12 0xb603f02e in clone () from /lib/libc.so.6

Thread 3 (Thread 0xaaf5ab70 (LWP 2218)):
#0  0xb6d0f732 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6d88c1f in wait (time=4294967295, this=0x8be4308) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x8be5998, mutex=0x8bbc930, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb571f8c0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8be5980, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb572255c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8baadd0, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb571f50b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8be5980, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb572264a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x9079d98, previous=0x0) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb5722669 in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x9079d98, previous=0x9281428) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#10 0xb572106e in ThreadWeaver::ThreadRunHelper::run (this=0xaaf5a2f4, parent=0x8be5980, th=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#11 0xb572112b in ThreadWeaver::Thread::run (this=0x9079d98) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#12 0xb6d88542 in QThreadPrivate::start (arg=0x9079d98) at thread/qthread_unix.cpp:331
#13 0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#14 0xb603f02e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa95ebb70 (LWP 2219)):
#0  0xb6d0f732 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb6d88c1f in wait (time=4294967295, this=0x8be4308) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=0x8be5998, mutex=0x8bbc930, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#3  0xb571f8c0 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x8be5980, th=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0xb572255c in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x8baadd0, th=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:80
#5  0xb571f50b in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x8be5980, th=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:356
#6  0xb572264a in ThreadWeaver::WorkingHardState::applyForWork (this=0x8baadd0, th=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#7  0xb571f453 in ThreadWeaver::WeaverImpl::applyForWork (this=0x8be5980, th=0x912aab8, previous=0x9246cb8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:351
#8  0xb572106e in ThreadWeaver::ThreadRunHelper::run (this=0xa95eb2f4, parent=0x8be5980, th=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#9  0xb572112b in ThreadWeaver::Thread::run (this=0x912aab8) at /home/simon/build/kde4/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#10 0xb6d88542 in QThreadPrivate::start (arg=0x912aab8) at thread/qthread_unix.cpp:331
#11 0xb6d0ac04 in start_thread () from /lib/libpthread.so.0
#12 0xb603f02e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb59d0710 (LWP 2936)):
[KCrash Handler]
#6  operator== (value=0, this=0x9) at /usr/lib/qt/include/QtCore/qbasicatomic.h:70
#7  isNull (this=0x92c9b98) at /usr/lib/qt/include/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x92c9b98) at /usr/lib/qt/include/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0x909c310) at /home/simon/build/kde4/kde-workspace-4.7.3/libs/taskmanager/taskitem.cpp:113
#10 0xb12a0823 in WindowTaskItem::publishIconGeometry (this=0x92c50c8) at /home/simon/build/kde4/kde-workspace-4.7.3/plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0xb12aff60 in AbstractTaskItem::timerEvent (this=0x92c50c8, event=0xbfe59a0c) at /home/simon/build/kde4/kde-workspace-4.7.3/plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0xb6e93174 in QObject::event (this=0x92c50c8, e=0xbfe59a0c) at kernel/qobject.cpp:1190
#13 0xb6a47af4 in QGraphicsWidget::event (this=0x92c50c8, event=0xbfe59a0c) at graphicsview/qgraphicswidget.cpp:1455
#14 0xb6397a14 in QApplicationPrivate::notify_helper (this=0x810b7e8, receiver=0x92c50c8, e=0xbfe59a0c) at kernel/qapplication.cpp:4481
#15 0xb639c69e in QApplication::notify (this=0x80e69d0, receiver=0x92c50c8, e=0xbfe59a0c) at kernel/qapplication.cpp:3881
#16 0xb75cda2a in KApplication::notify (this=0x80e69d0, receiver=0x92c50c8, event=0xbfe59a0c) at /home/simon/build/kde4/kdelibs-4.7.3/kdeui/kernel/kapplication.cpp:311
#17 0xb6e7dedb in QCoreApplication::notifyInternal (this=0x80e69d0, receiver=0x92c50c8, event=0xbfe59a0c) at kernel/qcoreapplication.cpp:787
#18 0xb6eae1d6 in sendEvent (event=0xbfe59a0c, receiver=<optimized out>) at kernel/qcoreapplication.h:215
#19 QTimerInfoList::activateTimers (this=0x810e97c) at kernel/qeventdispatcher_unix.cpp:603
#20 0xb6eaaec4 in timerSourceDispatch (source=0x810e948) at kernel/qeventdispatcher_glib.cpp:184
#21 0xb5b69152 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#22 0xb5b69918 in g_main_context_iterate.clone.5 () from /usr/lib/libglib-2.0.so.0
#23 0xb5b69b34 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#24 0xb6eab60c in QEventDispatcherGlib::processEvents (this=0x8108a78, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#25 0xb644ad35 in QGuiEventDispatcherGlib::processEvents (this=0x8108a78, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#26 0xb6e7d099 in QEventLoop::processEvents (this=0xbfe59cb4, flags=...) at kernel/qeventloop.cpp:149
#27 0xb6e7d33a in QEventLoop::exec (this=0xbfe59cb4, flags=...) at kernel/qeventloop.cpp:201
#28 0xb6e81daf in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#29 0xb6395847 in QApplication::exec () at kernel/qapplication.cpp:3755
#30 0xb27eec42 in kdemain (argc=1, argv=0x80bb6d0) at /home/simon/build/kde4/kde-workspace-4.7.3/plasma/desktop/shell/main.cpp:120
#31 0x0804dfdf in launch (argc=1, _name=0x80bdde4 "/usr/bin/plasma-desktop", args=<optimized out>, cwd=0x0, envc=0, envs=<optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8052016 "0") at /home/simon/build/kde4/kdelibs-4.7.3/kinit/kinit.cpp:734
#32 0x0804ead2 in handle_launcher_request (sock=8, who=<optimized out>) at /home/simon/build/kde4/kdelibs-4.7.3/kinit/kinit.cpp:1226
#33 0x0804f145 in handle_requests (waitForPid=0) at /home/simon/build/kde4/kdelibs-4.7.3/kinit/kinit.cpp:1419
#34 0x0804fe99 in main (argc=1, argv=0x13, envp=0x13) at /home/simon/build/kde4/kdelibs-4.7.3/kinit/kinit.cpp:1907

Possible duplicates by query: bug 267077.

Reported using DrKonqi
Comment 1 Lamarque V. Souza 2011-11-06 19:36:45 UTC 

*** This bug has been marked as a duplicate of bug 280744 ***
Comment 2 m4v 2012-01-27 11:42:02 UTC 
Created attachment 68232 [details]
New crash information added by DrKonqi

plasma-desktop (0.4) on KDE Platform 4.7.3 (4.7.3) using Qt 4.7.4

- What I was doing when the application crashed:

I closed VirtualBox machine window (stopped VM)

-- Backtrace (Reduced):
#7  operator== (value=0, this=0x9) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#8  isNull (this=0xa7365b8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#9  operator! (this=0xa7365b8) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#10 TaskManager::TaskItem::task (this=0xa809cc8) at ../../../libs/taskmanager/taskitem.cpp:113
#11 0x087f8662 in WindowTaskItem::publishIconGeometry (this=0xa319368) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120