Bug 292431

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.8.0
Operating System: Linux 3.1.0-1.2-desktop i686
Distribution: "openSUSE 12.1 (i586)"

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

It is impossible to restart it at all. No way to make it happen....

The crash can be reproduced every time.

-- Backtrace:
Application: Shell de escritorio Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb572b710 (LWP 1546))]

Thread 3 (Thread 0xaaf32b70 (LWP 1547)):
#0  0xb5fc1994 in poll () from /lib/libc.so.6
#1  0xb59b3f7b in g_poll () from /usr/lib/libglib-2.0.so.0
#2  0xb59a5466 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0xb59a57fa in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0xb6e045a7 in QEventDispatcherGlib::processEvents (this=0xaa600468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0xb6dd040d in QEventLoop::processEvents (this=0xaaf322a0, flags=...) at kernel/qeventloop.cpp:149
#6  0xb6dd06a9 in QEventLoop::exec (this=0xaaf322a0, flags=...) at kernel/qeventloop.cpp:204
#7  0xb6cbad0c in QThread::exec (this=0x87b3cb0) at thread/qthread.cpp:501
#8  0xb6dad97d in QInotifyFileSystemWatcherEngine::run (this=0x87b3cb0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0xb6cbe1f0 in QThreadPrivate::start (arg=0x87b3cb0) at thread/qthread_unix.cpp:298
#10 0xb6c3aa7d in start_thread () from /lib/libpthread.so.0
#11 0xb5fcc89e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa8595b70 (LWP 2123)):
#0  0xb6c3e782 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#1  0xb312d549 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0xb322d7a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0xb312d58f in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0xb322d7a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0xb6c3aa7d in start_thread () from /lib/libpthread.so.0
#4  0xb5fcc89e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb572b710 (LWP 1546)):
[KCrash Handler]
#6  0xb693cc74 in QGraphicsLayoutItem::graphicsItem (this=0x0) at graphicsview/qgraphicslayoutitem.cpp:981
#7  0xb693ce25 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=0x9618f90) at graphicsview/qgraphicslayoutitem.cpp:352
#8  0xb6989bf8 in QGridLayoutItem::hasDynamicConstraint (this=0x96243e8) at graphicsview/qgridlayoutengine.cpp:576
#9  0xb698acae in ensureDynamicConstraint (this=0x96471d0) at graphicsview/qgridlayoutengine.cpp:1666
#10 QGridLayoutEngine::ensureDynamicConstraint (this=0x96471d0) at graphicsview/qgridlayoutengine.cpp:1661
#11 0xb698ad50 in QGridLayoutEngine::hasDynamicConstraint (this=0x96471d0) at graphicsview/qgridlayoutengine.cpp:1686
#12 0xb698ee72 in QGridLayoutEngine::sizeHint (this=0x96471d0, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1143
#13 0xb690eb8f in QGraphicsGridLayout::sizeHint (this=0x961b408, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:670
#14 0xb693bc56 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x96470e0, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:235
#15 0xb693c834 in effectiveSizeHint (constraint=..., which=Qt::MinimumSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:879
#16 QGraphicsLayoutItem::effectiveSizeHint (this=0x961b408, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:871
#17 0xb697f6ac in QGraphicsWidget::sizeHint (this=0x9602670, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicswidget.cpp:743
#18 0xb693bd3e in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x9646fe8, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:241
#19 0xb693c834 in effectiveSizeHint (constraint=..., which=Qt::PreferredSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:879
#20 QGraphicsLayoutItem::effectiveSizeHint (this=0x9602680, which=Qt::PreferredSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:871
#21 0xb05728f1 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#22 0xb0574908 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#23 0xb0574caf in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#24 0xb057535d in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#25 0xb6dd86cd in metacall (argv=0xbfd63e08, idx=23, cl=QMetaObject::InvokeMetaMethod, object=0x9600838) at kernel/qmetaobject.cpp:245
#26 QMetaObject::metacall (object=0x9600838, cl=QMetaObject::InvokeMetaMethod, idx=23, argv=0xbfd63e08) at kernel/qmetaobject.cpp:240
#27 0xb6de8413 in QMetaObject::activate (sender=0x855f080, m=0xb0582038, local_signal_index=0, argv=0xbfd63e08) at kernel/qobject.cpp:3575
#28 0xb0554445 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#29 0xb05546e8 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#30 0xb055488d in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#31 0xb6dd86cd in metacall (argv=0xbfd63fa8, idx=7, cl=QMetaObject::InvokeMetaMethod, object=0x855f080) at kernel/qmetaobject.cpp:245
#32 QMetaObject::metacall (object=0x855f080, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbfd63fa8) at kernel/qmetaobject.cpp:240
#33 0xb6de8413 in QMetaObject::activate (sender=0x83668e8, m=0xb058209c, local_signal_index=0, argv=0xbfd63fa8) at kernel/qobject.cpp:3575
#34 0xb0554e35 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#35 0xb055ce36 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#36 0xb05541e9 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#37 0xb0568803 in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#38 0xb0569bfc in ?? () from /usr/lib/kde4/plasma_applet_systemtray.so
#39 0xb6dd86cd in metacall (argv=0x961e980, idx=83, cl=QMetaObject::InvokeMetaMethod, object=0x9645210) at kernel/qmetaobject.cpp:245
#40 QMetaObject::metacall (object=0x9645210, cl=QMetaObject::InvokeMetaMethod, idx=83, argv=0x961e980) at kernel/qmetaobject.cpp:240
#41 0xb6de3655 in placeMetaCall (object=0x9645210, this=0x961ea80) at kernel/qobject.cpp:527
#42 QMetaCallEvent::placeMetaCall (this=0x961ea80, object=0x9645210) at kernel/qobject.cpp:522
#43 0xb6dec78b in QObject::event (this=0x9645210, e=0x961ea80) at kernel/qobject.cpp:1204
#44 0xb697ff04 in QGraphicsWidget::event (this=0x9645210, event=0x961ea80) at graphicsview/qgraphicswidget.cpp:1461
#45 0xb629f2f4 in notify_helper (e=0x961ea80, receiver=0x9645210, this=0x80f0c88) at kernel/qapplication.cpp:4550
#46 QApplicationPrivate::notify_helper (this=0x80f0c88, receiver=0x9645210, e=0x961ea80) at kernel/qapplication.cpp:4522
#47 0xb62a4703 in QApplication::notify (this=0x961ea80, receiver=0x9645210, e=0x961ea80) at kernel/qapplication.cpp:4279
#48 0xb7543171 in KApplication::notify (this=0x80dd728, receiver=0x9645210, event=0x961ea80) at /usr/src/debug/kdelibs-4.7.4/kdeui/kernel/kapplication.cpp:311
#49 0xb6dd189e in QCoreApplication::notifyInternal (this=0x80dd728, receiver=0x9645210, event=0x961ea80) at kernel/qcoreapplication.cpp:876
#50 0xb6dd5518 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x805ae68) at kernel/qcoreapplication.cpp:1500
#52 0xb6dd584c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#53 0xb6e04154 in sendPostedEvents () at kernel/qcoreapplication.h:236
#54 postEventSourceDispatch (s=0x805b8b0) at kernel/qeventdispatcher_glib.cpp:279
#55 0xb59a4e2f in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#56 0xb59a5560 in ?? () from /usr/lib/libglib-2.0.so.0
#57 0xb59a57fa in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#58 0xb6e04547 in QEventDispatcherGlib::processEvents (this=0x80ecc40, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#59 0xb635310a in QGuiEventDispatcherGlib::processEvents (this=0x80ecc40, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#60 0xb6dd040d in QEventLoop::processEvents (this=0xbfd64974, flags=...) at kernel/qeventloop.cpp:149
#61 0xb6dd06a9 in QEventLoop::exec (this=0xbfd64974, flags=...) at kernel/qeventloop.cpp:204
#62 0xb6dd58fa in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#63 0xb629d164 in QApplication::exec () at kernel/qapplication.cpp:3811
#64 0xb1ca77cb in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#65 0x0804fc3f in _start ()

Possible duplicates by query: bug 292119, bug 291307, bug 291246, bug 290919, bug 290092.

Reported using DrKonqi