Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.2.0-2-generic i686
Distribution: Ubuntu precise (development branch)

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

Plasma crash when surfing with Firefox. Conf: Kubuntu Precise alpha 1. Acer One D531h

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77c5ae0 (LWP 1643))]

Thread 9 (Thread 0xb69f9b70 (LWP 1645)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x01f28a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00b06d0c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x0178ffb9 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0x0178ffff in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 8 (Thread 0xb4aacb70 (LWP 1647)):
#0  0x00b070b0 in ?? () from /lib/i386-linux-gnu/libc.so.6
#1  0x00aea3d7 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x020b132b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x020a2876 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x020a2c0a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x0322a797 in QEventDispatcherGlib::processEvents (this=0x81aa518, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x031fafad in QEventLoop::processEvents (this=0xb4aac2a0, flags=...) at kernel/qeventloop.cpp:149
#7  0x031fb1f1 in QEventLoop::exec (this=0xb4aac2a0, flags=...) at kernel/qeventloop.cpp:201
#8  0x030fe69b in QThread::exec (this=0x8470160) at thread/qthread.cpp:498
#9  0x031dbbfd in QInotifyFileSystemWatcherEngine::run (this=0x8470160) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x03101543 in QThreadPrivate::start (arg=0x8470160) at thread/qthread_unix.cpp:331
#11 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 7 (Thread 0xaf1aab70 (LWP 1648)):
#0  0x00b06f18 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#1  0x020a1f33 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x020a28d0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x020a2c0a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x0322a797 in QEventDispatcherGlib::processEvents (this=0x8534e60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x031fafad in QEventLoop::processEvents (this=0xaf1aa2a0, flags=...) at kernel/qeventloop.cpp:149
#6  0x031fb1f1 in QEventLoop::exec (this=0xaf1aa2a0, flags=...) at kernel/qeventloop.cpp:201
#7  0x030fe69b in QThread::exec (this=0x8531e18) at thread/qthread.cpp:498
#8  0x031dbbfd in QInotifyFileSystemWatcherEngine::run (this=0x8531e18) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x03101543 in QThreadPrivate::start (arg=0x8531e18) at thread/qthread_unix.cpp:331
#10 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 6 (Thread 0xac8c7b70 (LWP 1692)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x00aea3ee in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x020b132b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x020a2876 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x020a2f7b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x044bedba in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x020c95d4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 5 (Thread 0xad0c8b70 (LWP 2202)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x01f28a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00b06d0c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x03101a50 in wait (time=4294967295, this=0x85d6040) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x85d3320, mutex=0x8564dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00266406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x85d3308, th=0x8a6bf10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00268ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x85516b0, th=0x8a6bf10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x0026603a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x85d3308, th=0x8a6bf10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00268fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x85516b0, th=0x8a6bf10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00265f93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x85d3308, th=0x8a6bf10, previous=0x96de220) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00267b14 in ThreadWeaver::ThreadRunHelper::run (this=0xad0c8304, parent=0x85d3308, th=0x8a6bf10) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00267bca in ThreadWeaver::Thread::run (this=0x8a6bf10) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x03101543 in QThreadPrivate::start (arg=0x8a6bf10) at thread/qthread_unix.cpp:331
#13 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xad8c9b70 (LWP 2203)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x01f28a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00b06d0c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x03101a50 in wait (time=4294967295, this=0x85d6040) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x85d3320, mutex=0x8564dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00266406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x85d3308, th=0xae8006a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00268ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x85516b0, th=0xae8006a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x0026603a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x85d3308, th=0xae8006a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00268fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x85516b0, th=0xae8006a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00265f93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x85d3308, th=0xae8006a0, previous=0xa2a65f8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00267b14 in ThreadWeaver::ThreadRunHelper::run (this=0xad8c9304, parent=0x85d3308, th=0xae8006a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00267bca in ThreadWeaver::Thread::run (this=0xae8006a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x03101543 in QThreadPrivate::start (arg=0xae8006a0) at thread/qthread_unix.cpp:331
#13 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xab239b70 (LWP 2204)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x01f28a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00b06d0c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x03101a50 in wait (time=4294967295, this=0x85d6040) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x85d3320, mutex=0x8564dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00266406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x85d3308, th=0x8ca9550) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00268ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x85516b0, th=0x8ca9550) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x0026603a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x85d3308, th=0x8ca9550) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00268fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x85516b0, th=0x8ca9550) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00265f93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x85d3308, th=0x8ca9550, previous=0x81c78f8) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00267b14 in ThreadWeaver::ThreadRunHelper::run (this=0xab239304, parent=0x85d3308, th=0x8ca9550) at ../../../threadweaver/Weaver/Thread.cpp:87
#11 0x00267bca in ThreadWeaver::Thread::run (this=0x8ca9550) at ../../../threadweaver/Weaver/Thread.cpp:142
#12 0x03101543 in QThreadPrivate::start (arg=0x8ca9550) at thread/qthread_unix.cpp:331
#13 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#14 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xaaa38b70 (LWP 2205)):
#0  0x00977416 in __kernel_vsyscall ()
#1  0x01f28a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00b06d0c in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x03101a50 in wait (time=4294967295, this=0x85d6040) at thread/qwaitcondition_unix.cpp:88
#4  QWaitCondition::wait (this=0x85d3320, mutex=0x8564dc0, time=4294967295) at thread/qwaitcondition_unix.cpp:160
#5  0x00266406 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x85d3308, th=0x92e2bf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#6  0x00268ecb in ThreadWeaver::WorkingHardState::waitForAvailableJob (this=0x85516b0, th=0x92e2bf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:80
#7  0x0026603a in ThreadWeaver::WeaverImpl::waitForAvailableJob (this=0x85d3308, th=0x92e2bf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:356
#8  0x00268fcc in ThreadWeaver::WorkingHardState::applyForWork (this=0x85516b0, th=0x92e2bf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#9  0x00265f93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x85d3308, th=0x92e2bf0, previous=0x0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#10 0x00268fe8 in ThreadWeaver::WorkingHardState::applyForWork (this=0x85516b0, th=0x92e2bf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00265f93 in ThreadWeaver::WeaverImpl::applyForWork (this=0x85d3308, th=0x92e2bf0, previous=0x9d5fce0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:351
#12 0x00267b14 in ThreadWeaver::ThreadRunHelper::run (this=0xaaa38304, parent=0x85d3308, th=0x92e2bf0) at ../../../threadweaver/Weaver/Thread.cpp:87
#13 0x00267bca in ThreadWeaver::Thread::run (this=0x92e2bf0) at ../../../threadweaver/Weaver/Thread.cpp:142
#14 0x03101543 in QThreadPrivate::start (arg=0x92e2bf0) at thread/qthread_unix.cpp:331
#15 0x01f24d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#16 0x00af90de in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb77c5ae0 (LWP 1643)):
[KCrash Handler]
#7  isNull (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0x9961d60) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x03b18662 in WindowTaskItem::publishIconGeometry (this=0x8274ee8) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x03b29688 in AbstractTaskItem::timerEvent (this=0x8274ee8, event=0xbfd83bbc) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x032145f4 in QObject::event (this=0x8274ee8, e=0xbfd83bbc) at kernel/qobject.cpp:1181
#13 0x05352ff4 in QGraphicsWidget::event (this=0x8274ee8, event=0xbfd83bbc) at graphicsview/qgraphicswidget.cpp:1455
#14 0x04c940d4 in notify_helper (e=0xbfd83bbc, receiver=0x8274ee8, this=0x81633a0) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x81633a0, receiver=0x8274ee8, e=0xbfd83bbc) at kernel/qapplication.cpp:4458
#16 0x04c99483 in QApplication::notify (this=0xbfd83bbc, receiver=0x8274ee8, e=0xbfd83bbc) at kernel/qapplication.cpp:3886
#17 0x010a5681 in KApplication::notify (this=0x8153ed0, receiver=0x8274ee8, event=0xbfd83bbc) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x031fbf6e in QCoreApplication::notifyInternal (this=0x8153ed0, receiver=0x8274ee8, event=0xbfd83bbc) at kernel/qcoreapplication.cpp:787
#19 0x0322c870 in sendEvent (event=0xbfd83bbc, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x815ec54) at kernel/qeventdispatcher_unix.cpp:603
#21 0x03229d82 in timerSourceDispatch (source=0x815ec20) at kernel/qeventdispatcher_glib.cpp:184
#22 0x020a223f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#23 0x020a2970 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0x020a2c0a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x0322a73a in QEventDispatcherGlib::processEvents (this=0x8116218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#26 0x04d4c1ba in QGuiEventDispatcherGlib::processEvents (this=0x8116218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x031fafad in QEventLoop::processEvents (this=0xbfd83e34, flags=...) at kernel/qeventloop.cpp:149
#28 0x031fb1f1 in QEventLoop::exec (this=0xbfd83e34, flags=...) at kernel/qeventloop.cpp:201
#29 0x031ffdfd in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#30 0x04c91c74 in QApplication::exec () at kernel/qapplication.cpp:3760
#31 0x002ba18b in kdemain (argc=1, argv=0xbfd84034) at ../../../../plasma/desktop/shell/main.cpp:120
#32 0x0804850b in main (argc=1, argv=0xbfd84034) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 288136, bug 288122, bug 288114, bug 288054, bug 288000.

Reported using DrKonqi