Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.00 (4.7.0)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-11-generic x86_64
Distribution: Ubuntu 11.04

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

The crash happens every time plasma-desktop is launched,and cause I added the default panel on desktop

-- Backtrace:
Application: Оболочка Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f89796157c0 (LWP 1472))]

Thread 5 (Thread 0x7f8958a86700 (LWP 1474)):
#0  0x00007f896d932661 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f897611e446 in QEventDispatcherGlib::processEvents (this=0x2aa8680, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#2  0x00007f89760f2882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#3  0x00007f89760f2abc in QEventLoop::exec (this=0x7f8958a85cd0, flags=...) at kernel/qeventloop.cpp:201
#4  0x00007f8976009924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#5  0x00007f89760d4c2f in QInotifyFileSystemWatcherEngine::run (this=0x2aa7f50) at io/qfilesystemwatcher_inotify.cpp:248
#6  0x00007f897600c175 in QThreadPrivate::start (arg=0x2aa7f50) at thread/qthread_unix.cpp:320
#7  0x00007f896b9b7853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#8  0x00007f896e439d8c in start_thread (arg=0x7f8958a86700) at pthread_create.c:304
#9  0x00007f8978f0f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f894dbdd700 (LWP 1476)):
#0  0x00007f897611ddf2 in socketNotifierSourceCheck (source=0x7f8954001d80) at kernel/qeventdispatcher_glib.cpp:79
#1  0x00007f896d931854 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f896d932122 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f896d932639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f897611e446 in QEventDispatcherGlib::processEvents (this=0x7f8954000e70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f89760f2882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f89760f2abc in QEventLoop::exec (this=0x7f894dbdccd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f8976009924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007f89760d4c2f in QInotifyFileSystemWatcherEngine::run (this=0x346fcb0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f897600c175 in QThreadPrivate::start (arg=0x346fcb0) at thread/qthread_unix.cpp:320
#10 0x00007f896b9b7853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#11 0x00007f896e439d8c in start_thread (arg=0x7f894dbdd700) at pthread_create.c:304
#12 0x00007f8978f0f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f894a14b700 (LWP 1482)):
#0  0x00007f8978f01f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f896d932104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f896d9329f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f894b262c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f896d9593e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f896b9b7853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#6  0x00007f896e439d8c in start_thread (arg=0x7f894a14b700) at pthread_create.c:304
#7  0x00007f8978f0f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f8947bfe700 (LWP 2368)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f89735672a2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f8973880180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f89735672d9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f897388e254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f896b9b7853 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f896e439d8c in start_thread (arg=0x7f8947bfe700) at pthread_create.c:304
#5  0x00007f8978f0f04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f89796157c0 (LWP 1472)):
[KCrash Handler]
#6  QGraphicsLayoutItem::graphicsItem (this=0x21) at graphicsview/qgraphicslayoutitem.cpp:920
#7  0x00007f8975a9bae1 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=<value optimized out>) at graphicsview/qgraphicslayoutitem.cpp:286
#8  0x00007f8975ae0581 in QGridLayoutItem::hasDynamicConstraint (this=0x44a67e0) at graphicsview/qgridlayoutengine.cpp:576
#9  0x00007f8975ae1839 in QGridLayoutEngine::ensureDynamicConstraint (this=0x48dff20) at graphicsview/qgridlayoutengine.cpp:1657
#10 0x00007f8975ae18e9 in QGridLayoutEngine::hasDynamicConstraint (this=0x48dff20) at graphicsview/qgridlayoutengine.cpp:1677
#11 0x00007f8975ae5638 in QGridLayoutEngine::sizeHint (this=0x48dff20, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#12 0x00007f8975a702ca in QGraphicsGridLayout::sizeHint (this=<value optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#13 0x00007f8975a9ad68 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x48dfe10, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#14 0x00007f8975a9b651 in QGraphicsLayoutItem::effectiveSizeHint (this=<value optimized out>, which=<value optimized out>, constraint=<value optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#15 0x00007f8975ad7b21 in QGraphicsWidget::sizeHint (this=<value optimized out>, which=<value optimized out>, constraint=<value optimized out>) at graphicsview/qgraphicswidget.cpp:729
#16 0x00007f8975a9ae4b in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x48dfd20, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#17 0x00007f8975a9b651 in QGraphicsLayoutItem::effectiveSizeHint (this=<value optimized out>, which=<value optimized out>, constraint=<value optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#18 0x00007f895ef30065 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0x48db980) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:429
#19 0x00007f895ef31f55 in SystemTray::TaskArea::addWidgetForTask (this=0x48db980, task=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:309
#20 0x00007f895ef32426 in SystemTray::TaskArea::addTask (this=0x48db980, task=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:189
#21 0x00007f895ef32554 in SystemTray::TaskArea::qt_metacall (this=0x48db980, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff5cd14470) at ./taskarea.moc:89
#22 0x00007f89761085f8 in QMetaObject::activate (sender=0x26ea8b0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff5cd14470) at kernel/qobject.cpp:3287
#23 0x00007f895ef1575f in SystemTray::Manager::taskAdded (this=<value optimized out>, _t1=0x4c1f680) at ./manager.moc:99
#24 0x00007f895ef158cd in SystemTray::Manager::addTask (this=0x26ea8b0, task=0x4c1f680) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:87
#25 0x00007f895ef15a74 in SystemTray::Manager::qt_metacall (this=0x26ea8b0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff5cd145f0) at ./manager.moc:86
#26 0x00007f89761085f8 in QMetaObject::activate (sender=0x2738970, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff5cd145f0) at kernel/qobject.cpp:3287
#27 0x00007f895ef1606f in SystemTray::Protocol::taskCreated (this=<value optimized out>, _t1=0x4c1f680) at ./protocol.moc:91
#28 0x00007f895ef1d385 in SystemTray::PlasmoidProtocol::addApplet (this=0x2738970, appletName=..., id=<value optimized out>, parent=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#29 0x00007f895ef155b6 in SystemTray::Manager::addApplet (this=<value optimized out>, appletName=<value optimized out>, parent=<value optimized out>) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:110
#30 0x00007f895ef27530 in SystemTray::Applet::checkDefaultApplets (this=0x48bb400) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:755
#31 0x00007f895ef284bc in SystemTray::Applet::qt_metacall (this=0x48bb400, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x48b22a0) at ./applet.moc:91
#32 0x00007f897610749a in QObject::event (this=0x48bb400, e=<value optimized out>) at kernel/qobject.cpp:1226
#33 0x00007f8975ad81bb in QGraphicsWidget::event (this=0x48bb400, event=0x48b3640) at graphicsview/qgraphicswidget.cpp:1423
#34 0x00007f89754b09f4 in QApplicationPrivate::notify_helper (this=0x24086a0, receiver=0x48bb400, e=0x48b3640) at kernel/qapplication.cpp:4462
#35 0x00007f89754b53ba in QApplication::notify (this=<value optimized out>, receiver=0x48bb400, e=0x48b3640) at kernel/qapplication.cpp:4341
#36 0x00007f8976d93796 in KApplication::notify (this=0x23eb4b0, receiver=0x48bb400, event=0x48b3640) at ../../kdeui/kernel/kapplication.cpp:311
#37 0x00007f89760f349c in QCoreApplication::notifyInternal (this=0x23eb4b0, receiver=0x48bb400, event=0x48b3640) at kernel/qcoreapplication.cpp:731
#38 0x00007f89760f6c25 in sendEvent (receiver=0x0, event_type=0, data=0x232ab00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x232ab00) at kernel/qcoreapplication.cpp:1372
#40 0x00007f897611e253 in sendPostedEvents (s=0x240d8e0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#41 postEventSourceDispatch (s=0x240d8e0) at kernel/qeventdispatcher_glib.cpp:277
#42 0x00007f896d931bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007f896d9323a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007f896d932639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f897611e3ef in QEventDispatcherGlib::processEvents (this=0x232a2e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#46 0x00007f897555a4de in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#47 0x00007f89760f2882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#48 0x00007f89760f2abc in QEventLoop::exec (this=0x7fff5cd15220, flags=...) at kernel/qeventloop.cpp:201
#49 0x00007f89760f6ecb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#50 0x00007f89791fd9dc in kdemain (argc=1, argv=0x7fff5cd15628) at ../../../../plasma/desktop/shell/main.cpp:120
#51 0x00007f8978e47eff in __libc_start_main (main=0x400740 <main(int, char**)>, argc=1, ubp_av=0x7fff5cd15628, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff5cd15618) at libc-start.c:226
#52 0x0000000000400669 in _start ()

Possible duplicates by query: bug 281575, bug 280549, bug 279478, bug 274819.

Reported using DrKonqi