Bug 289940

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic x86_64
Distribution: Ubuntu 11.10

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

just browsing a few pages. After close Chrome, Plasma crashes

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fd3d3dc17a0 (LWP 1682))]

Thread 8 (Thread 0x7fd3b0e7b700 (LWP 1684)):
#0  0xffffffffff600147 in ?? ()
#1  0x00007fd3b0e7aad0 in ?? ()
#2  0x00007fff6b5ff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 7 (Thread 0x7fd3ae386700 (LWP 1688)):
#0  __pthread_mutex_lock (mutex=0x1) at pthread_mutex_lock.c:47
#1  0x00007fd3c7c1e023 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd3c7c1edfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd3c7c1f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd3d0885f3e in QEventDispatcherGlib::processEvents (this=0x7fd3a80008b0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fd3d0859cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fd3d0859ef7 in QEventLoop::exec (this=0x7fd3ae385db0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fd3d077127f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fd3d083ccbf in QInotifyFileSystemWatcherEngine::run (this=0x2511640) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fd3d0773d05 in QThreadPrivate::start (arg=0x2511640) at thread/qthread_unix.cpp:331
#10 0x00007fd3c872befc in start_thread (arg=0x7fd3ae386700) at pthread_create.c:304
#11 0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fd3a456c700 (LWP 1746)):
#0  __libc_disable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:99
#1  0x00007fd3d3694787 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:89
#2  0x00007fd3c7c1ef68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd3c7c1f792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd3a504a516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fd3c7c442b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fd3c872befc in start_thread (arg=0x7fd3a456c700) at pthread_create.c:304
#7  0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fd3a3345700 (LWP 1974)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd3d07741ab in wait (time=18446744073709551615, this=0x236cd80) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x238e990, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fd3cc56e864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2410f10, th=0x35955b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd3cc570e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2373020, th=0x35955b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd3cc56fccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fd3a3344e00, parent=0x2410f10, th=0x35955b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd3cc56fd5b in ThreadWeaver::Thread::run (this=0x35955b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd3d0773d05 in QThreadPrivate::start (arg=0x35955b0) at thread/qthread_unix.cpp:331
#8  0x00007fd3c872befc in start_thread (arg=0x7fd3a3345700) at pthread_create.c:304
#9  0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fd3a6d9c700 (LWP 1975)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd3d07741ab in wait (time=18446744073709551615, this=0x236cd80) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x238e990, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fd3cc56e864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2410f10, th=0x33f6550) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd3cc570e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2373020, th=0x33f6550) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd3cc56fccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fd3a6d9be00, parent=0x2410f10, th=0x33f6550) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd3cc56fd5b in ThreadWeaver::Thread::run (this=0x33f6550) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd3d0773d05 in QThreadPrivate::start (arg=0x33f6550) at thread/qthread_unix.cpp:331
#8  0x00007fd3c872befc in start_thread (arg=0x7fd3a6d9c700) at pthread_create.c:304
#9  0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fd3a4d6d700 (LWP 1976)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd3d07741ab in wait (time=18446744073709551615, this=0x236cd80) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x238e990, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fd3cc56e864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2410f10, th=0x2b7b0f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd3cc570e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2373020, th=0x2b7b0f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd3cc56fccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fd3a4d6ce00, parent=0x2410f10, th=0x2b7b0f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd3cc56fd5b in ThreadWeaver::Thread::run (this=0x2b7b0f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd3d0773d05 in QThreadPrivate::start (arg=0x2b7b0f0) at thread/qthread_unix.cpp:331
#8  0x00007fd3c872befc in start_thread (arg=0x7fd3a4d6d700) at pthread_create.c:304
#9  0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fd3a0bf5700 (LWP 1977)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fd3d07741ab in wait (time=18446744073709551615, this=0x236cd80) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x238e990, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fd3cc56e864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2410f10, th=0x1c05dc0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fd3cc570e0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2373020, th=0x1c05dc0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fd3cc56fccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fd3a0bf4e00, parent=0x2410f10, th=0x1c05dc0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fd3cc56fd5b in ThreadWeaver::Thread::run (this=0x1c05dc0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fd3d0773d05 in QThreadPrivate::start (arg=0x1c05dc0) at thread/qthread_unix.cpp:331
#8  0x00007fd3c872befc in start_thread (arg=0x7fd3a0bf5700) at pthread_create.c:304
#9  0x00007fd3d36a089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fd3d3dc17a0 (LWP 1682)):
[KCrash Handler]
#6  operator== (value=0, this=0xd) at /usr/include/qt4/QtCore/qbasicatomic.h:70
#7  isNull (this=0x1c94630) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x1c94630) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=<optimized out>) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x00007fd3b9fe4112 in WindowTaskItem::publishIconGeometry (this=0x27fe6c0) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x00007fd3b9ff2b7c in AbstractTaskItem::timerEvent (this=0x27fe6c0, event=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x00007fd3d0871789 in QObject::event (this=0x27fe6c0, e=<optimized out>) at kernel/qobject.cpp:1181
#13 0x00007fd3d022989b in QGraphicsWidget::event (this=0x27fe6c0, event=0x7fff6b5c9500) at graphicsview/qgraphicswidget.cpp:1455
#14 0x00007fd3cfc0b424 in notify_helper (e=0x7fff6b5c9500, receiver=0x27fe6c0, this=0x1a7f6a0) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x1a7f6a0, receiver=0x27fe6c0, e=0x7fff6b5c9500) at kernel/qapplication.cpp:4458
#16 0x00007fd3cfc10291 in QApplication::notify (this=0x1a78d80, receiver=0x27fe6c0, e=0x7fff6b5c9500) at kernel/qapplication.cpp:4365
#17 0x00007fd3d1509126 in KApplication::notify (this=0x1a78d80, receiver=0x27fe6c0, event=0x7fff6b5c9500) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x00007fd3d085aafc in QCoreApplication::notifyInternal (this=0x1a78d80, receiver=0x27fe6c0, event=0x7fff6b5c9500) at kernel/qcoreapplication.cpp:787
#19 0x00007fd3d0887d62 in sendEvent (event=0x7fff6b5c9500, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x1a82440) at kernel/qeventdispatcher_unix.cpp:603
#21 0x00007fd3d0885514 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 0x00007fd3c7c1ea5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fd3c7c1f258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fd3c7c1f429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fd3d0885ed6 in QEventDispatcherGlib::processEvents (this=0x19fff40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#26 0x00007fd3cfcb307e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007fd3d0859cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007fd3d0859ef7 in QEventLoop::exec (this=0x7fff6b5c9790, flags=...) at kernel/qeventloop.cpp:201
#29 0x00007fd3d085e789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#30 0x00007fd3d399f1a3 in kdemain (argc=1, argv=0x7fff6b5c9b78) at ../../../../plasma/desktop/shell/main.cpp:120
#31 0x00007fd3d35e030d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff6b5c9b78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff6b5c9b68) at libc-start.c:226
#32 0x0000000000400671 in _start ()

Possible duplicates by query: bug 289826, bug 289676, bug 289669, bug 289653, bug 289651.

Reported using DrKonqi