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 i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed: Right clicked on a desktop shortcut and selected to move it to the default panel. plasma crashes at that point

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7812b20 (LWP 1519))]

Thread 5 (Thread 0xb18b1b70 (LWP 1521)):
#0  0x00255416 in __kernel_vsyscall ()
#1  0x0031940e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x029a134b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x02992896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x02992c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x08613b37 in QEventDispatcherGlib::processEvents (this=0x98686d0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x085e41dd in QEventLoop::processEvents (this=0xb18b12a0, flags=...) at kernel/qeventloop.cpp:149
#7  0x085e4421 in QEventLoop::exec (this=0xb18b12a0, flags=...) at kernel/qeventloop.cpp:201
#8  0x084e790b in QThread::exec (this=0x986d2a0) at thread/qthread.cpp:498
#9  0x085c4e2d in QInotifyFileSystemWatcherEngine::run (this=0x986d2a0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x084ea7b3 in QThreadPrivate::start (arg=0x986d2a0) at thread/qthread_unix.cpp:331
#11 0x0293ad31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x003280ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xafd59b70 (LWP 1541)):
#0  0x00255416 in __kernel_vsyscall ()
#1  0x0031940e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0x029a134b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x02992896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x02992c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x08613b37 in QEventDispatcherGlib::processEvents (this=0x94fc9e8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x085e41dd in QEventLoop::processEvents (this=0xafd592a0, flags=...) at kernel/qeventloop.cpp:149
#7  0x085e4421 in QEventLoop::exec (this=0xafd592a0, flags=...) at kernel/qeventloop.cpp:201
#8  0x084e790b in QThread::exec (this=0x94a1eb0) at thread/qthread.cpp:498
#9  0x085c4e2d in QInotifyFileSystemWatcherEngine::run (this=0x94a1eb0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x084ea7b3 in QThreadPrivate::start (arg=0x94a1eb0) at thread/qthread_unix.cpp:331
#11 0x0293ad31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x003280ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xadad7b70 (LWP 1576)):
#0  0x0293cdbd in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00335f14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x02991f53 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x029928f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x02992f9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x05d72cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x029b95f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x0293ad31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x003280ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xaceeeb70 (LWP 1837)):
#0  0x00255416 in __kernel_vsyscall ()
#1  0x0293ea5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00335cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x023cd9a9 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0x023cd9ef in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0x0293ad31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x003280ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb7812b20 (LWP 1519)):
[KCrash Handler]
#7  0x01abe255 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=0xb17efa8) at graphicsview/qgraphicslayoutitem.cpp:282
#8  0x01b0a458 in QGridLayoutItem::hasDynamicConstraint (this=0xb0aec10) at graphicsview/qgridlayoutengine.cpp:576
#9  0x01b0b44e in ensureDynamicConstraint (this=0xb0ded20) at graphicsview/qgridlayoutengine.cpp:1657
#10 QGridLayoutEngine::ensureDynamicConstraint (this=0xb0ded20) at graphicsview/qgridlayoutengine.cpp:1652
#11 0x01b0b4f0 in QGridLayoutEngine::hasDynamicConstraint (this=0xb0ded20) at graphicsview/qgridlayoutengine.cpp:1677
#12 0x01b0f942 in QGridLayoutEngine::sizeHint (this=0xb0ded20, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#13 0x01a9042f in QGraphicsGridLayout::sizeHint (this=0xab40128, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#14 0x01abd365 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0xb0dec30, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#15 0x01abdd54 in effectiveSizeHint (constraint=..., which=Qt::MinimumSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#16 QGraphicsLayoutItem::effectiveSizeHint (this=0xab40128, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:810
#17 0x01b0039c in QGraphicsWidget::sizeHint (this=0xb0de078, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicswidget.cpp:743
#18 0x01abd417 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0xb0deb38, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#19 0x01abdd54 in effectiveSizeHint (constraint=..., which=Qt::PreferredSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#20 QGraphicsLayoutItem::effectiveSizeHint (this=0xb0de088, which=Qt::PreferredSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:810
#21 0x039ce331 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0xb0ba198) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:452
#22 0x039d0339 in SystemTray::TaskArea::addWidgetForTask (this=0xb0ba198, task=0xb2d0f20) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:320
#23 0x039d06df in SystemTray::TaskArea::addTask (this=0xb0ba198, task=0xb2d0f20) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#24 0x039d0d8d in SystemTray::TaskArea::qt_metacall (this=0xb0ba198, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbf8e9d18) at ./taskarea.moc:89
#25 0x085ebb7d in metacall (argv=0xbf8e9d18, idx=23, cl=QMetaObject::InvokeMetaMethod, object=0xb0ba198) at kernel/qmetaobject.cpp:237
#26 QMetaObject::metacall (object=0xb0ba198, cl=QMetaObject::InvokeMetaMethod, idx=23, argv=0xbf8e9d18) at kernel/qmetaobject.cpp:232
#27 0x085faa6a in QMetaObject::activate (sender=0x94a2048, m=0x39dd038, local_signal_index=0, argv=0xbf8e9d18) at kernel/qobject.cpp:3278
#28 0x039afe85 in SystemTray::Manager::taskAdded (this=0x94a2048, _t1=0xb2d0f20) at ./manager.moc:99
#29 0x039b0128 in SystemTray::Manager::addTask (this=0x94a2048, task=0xb2d0f20) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:87
#30 0x039b02cd in SystemTray::Manager::qt_metacall (this=0x94a2048, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbf8e9e98) at ./manager.moc:86
#31 0x085ebb7d in metacall (argv=0xbf8e9e98, idx=7, cl=QMetaObject::InvokeMetaMethod, object=0x94a2048) at kernel/qmetaobject.cpp:237
#32 QMetaObject::metacall (object=0x94a2048, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbf8e9e98) at kernel/qmetaobject.cpp:232
#33 0x085faa6a in QMetaObject::activate (sender=0x934d7a0, m=0x39dd09c, local_signal_index=0, argv=0xbf8e9e98) at kernel/qobject.cpp:3278
#34 0x039b0875 in SystemTray::Protocol::taskCreated (this=0x934d7a0, _t1=0xb2d0f20) at ./protocol.moc:91
#35 0x039b8816 in SystemTray::PlasmoidProtocol::addApplet (this=0x934d7a0, appletName=..., id=0, parent=0xa272520) at ../../../../../plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#36 0x039afc29 in SystemTray::Manager::addApplet (this=0x94a2048, appletName=..., parent=0xa272520) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:110
#37 0x039c44fb in SystemTray::Applet::checkDefaultApplets (this=0xa272520) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:737
#38 0x039c56ac in SystemTray::Applet::qt_metacall (this=0xa272520, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xaba0b68) at ./applet.moc:91
#39 0x085ebb7d in metacall (argv=0xaba0b68, idx=83, cl=QMetaObject::InvokeMetaMethod, object=0xa272520) at kernel/qmetaobject.cpp:237
#40 QMetaObject::metacall (object=0xa272520, cl=QMetaObject::InvokeMetaMethod, idx=83, argv=0xaba0b68) at kernel/qmetaobject.cpp:232
#41 0x085f6685 in QMetaCallEvent::placeMetaCall (this=0xb097b28, object=0xa272520) at kernel/qobject.cpp:535
#42 0x085fdb52 in QObject::event (this=0xa272520, e=0xb097b28) at kernel/qobject.cpp:1217
#43 0x01b00bd4 in QGraphicsWidget::event (this=0xa272520, event=0xb097b28) at graphicsview/qgraphicswidget.cpp:1455
#44 0x01441d54 in notify_helper (e=0xb097b28, receiver=0xa272520, this=0x9105b70) at kernel/qapplication.cpp:4486
#45 QApplicationPrivate::notify_helper (this=0x9105b70, receiver=0xa272520, e=0xb097b28) at kernel/qapplication.cpp:4458
#46 0x01447103 in QApplication::notify (this=0xb097b28, receiver=0xa272520, e=0xb097b28) at kernel/qapplication.cpp:3886
#47 0x01098681 in KApplication::notify (this=0x90f5d20, receiver=0xa272520, event=0xb097b28) at ../../kdeui/kernel/kapplication.cpp:311
#48 0x085e519e in QCoreApplication::notifyInternal (this=0x90f5d20, receiver=0xa272520, event=0xb097b28) at kernel/qcoreapplication.cpp:787
#49 0x085e8f93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#50 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x90b52e0) at kernel/qcoreapplication.cpp:1428
#51 0x085e90ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#52 0x086136a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#53 postEventSourceDispatch (s=0x9108ca0) at kernel/qeventdispatcher_glib.cpp:277
#54 0x0299225f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#55 0x02992990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#56 0x02992c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#57 0x08613ada in QEventDispatcherGlib::processEvents (this=0x90b6218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#58 0x014f9e3a in QGuiEventDispatcherGlib::processEvents (this=0x90b6218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#59 0x085e41dd in QEventLoop::processEvents (this=0xbf8ea744, flags=...) at kernel/qeventloop.cpp:149
#60 0x085e4421 in QEventLoop::exec (this=0xbf8ea744, flags=...) at kernel/qeventloop.cpp:201
#61 0x085e919d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#62 0x0143f8f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#63 0x0076b18b in kdemain (argc=1, argv=0xbf8ea944) at ../../../../plasma/desktop/shell/main.cpp:120
#64 0x0804850b in main (argc=1, argv=0xbf8ea944) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 289675, bug 289670, bug 289596, bug 289525, bug 289335.

Reported using DrKonqi