Bug 285926

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic-pae i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
Adding a new panel

- Unusual behavior I noticed:
All the wigets on my current panel were out of place, and some weren't displayed at all.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb1f26b20 (LWP 1903))]

Thread 5 (Thread 0xb0717b70 (LWP 1904)):
#0  0xb2ffcd10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb63e77d5 in do_gettime (frac=0xb0717010, sec=0xb0717008) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0xb64ba4b6 in QTimerInfoList::updateCurrentTime (this=0x98f225c) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb64ba80a in QTimerInfoList::timerWait (this=0x98f225c, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb64b9053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb071711c) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb64b90ed in timerSourcePrepare (source=0x98f2228, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb2f4188c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2f42637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb2f42c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb64b9b37 in QEventDispatcherGlib::processEvents (this=0x985f3e8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0xb648a1dd in QEventLoop::processEvents (this=0xb07172a0, flags=...) at kernel/qeventloop.cpp:149
#12 0xb648a421 in QEventLoop::exec (this=0xb07172a0, flags=...) at kernel/qeventloop.cpp:201
#13 0xb638d90b in QThread::exec (this=0x98848b0) at thread/qthread.cpp:498
#14 0xb646ae2d in QInotifyFileSystemWatcherEngine::run (this=0x98848b0) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb63907b3 in QThreadPrivate::start (arg=0x98848b0) at thread/qthread_unix.cpp:331
#16 0xb305cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb766c0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xa78dfb70 (LWP 1908)):
#0  0xb77b9424 in __kernel_vsyscall ()
#1  0xb765d40e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f5134b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f42896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f42c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb64b9b37 in QEventDispatcherGlib::processEvents (this=0xa052e98, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0xb648a1dd in QEventLoop::processEvents (this=0xa78df2a0, flags=...) at kernel/qeventloop.cpp:149
#7  0xb648a421 in QEventLoop::exec (this=0xa78df2a0, flags=...) at kernel/qeventloop.cpp:201
#8  0xb638d90b in QThread::exec (this=0x96973c0) at thread/qthread.cpp:498
#9  0xb646ae2d in QInotifyFileSystemWatcherEngine::run (this=0x96973c0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb63907b3 in QThreadPrivate::start (arg=0x96973c0) at thread/qthread_unix.cpp:331
#11 0xb305cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb766c0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xa629fb70 (LWP 1913)):
#0  0xb77b9424 in __kernel_vsyscall ()
#1  0xb765d40e in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2f5134b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2f42896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2f42f9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xa6b61cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb2f695f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb305cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb766c0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xa5606b70 (LWP 1914)):
#0  0xb77b9424 in __kernel_vsyscall ()
#1  0xb3060a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb7679cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb3f0b9a9 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb3f0b9ef in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb305cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb766c0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb1f26b20 (LWP 1903)):
[KCrash Handler]
#7  0xb6033154 in QGraphicsLayoutItem::graphicsItem (this=0x8) at graphicsview/qgraphicslayoutitem.cpp:920
#8  0xb6033225 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=0x9b452e8) at graphicsview/qgraphicslayoutitem.cpp:286
#9  0xb607f458 in QGridLayoutItem::hasDynamicConstraint (this=0xb09c0b8) at graphicsview/qgridlayoutengine.cpp:576
#10 0xb608044e in ensureDynamicConstraint (this=0xb09ed48) at graphicsview/qgridlayoutengine.cpp:1657
#11 QGridLayoutEngine::ensureDynamicConstraint (this=0xb09ed48) at graphicsview/qgridlayoutengine.cpp:1652
#12 0xb60804f0 in QGridLayoutEngine::hasDynamicConstraint (this=0xb09ed48) at graphicsview/qgridlayoutengine.cpp:1677
#13 0xb6084942 in QGridLayoutEngine::sizeHint (this=0xb09ed48, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#14 0xb600542f in QGraphicsGridLayout::sizeHint (this=0xa440548, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#15 0xb6032365 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0xb09ec58, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#16 0xb6032d54 in effectiveSizeHint (constraint=..., which=Qt::MinimumSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#17 QGraphicsLayoutItem::effectiveSizeHint (this=0xa440548, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:810
#18 0xb607539c in QGraphicsWidget::sizeHint (this=0xb09dfa0, which=Qt::MinimumSize, constraint=...) at graphicsview/qgraphicswidget.cpp:743
#19 0xb6032417 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0xb09eb60, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#20 0xb6032d54 in effectiveSizeHint (constraint=..., which=Qt::PreferredSize, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#21 QGraphicsLayoutItem::effectiveSizeHint (this=0xb09dfb0, which=Qt::PreferredSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:810
#22 0xb082a331 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0xb095888) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:452
#23 0xb082c339 in SystemTray::TaskArea::addWidgetForTask (this=0xb095888, task=0xb1562b8) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:320
#24 0xb082c6df in SystemTray::TaskArea::addTask (this=0xb095888, task=0xb1562b8) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#25 0xb082cd8d in SystemTray::TaskArea::qt_metacall (this=0xb095888, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfecd298) at ./taskarea.moc:89
#26 0xb6491b7d in metacall (argv=0xbfecd298, idx=23, cl=QMetaObject::InvokeMetaMethod, object=0xb095888) at kernel/qmetaobject.cpp:237
#27 QMetaObject::metacall (object=0xb095888, cl=QMetaObject::InvokeMetaMethod, idx=23, argv=0xbfecd298) at kernel/qmetaobject.cpp:232
#28 0xb64a0a6a in QMetaObject::activate (sender=0x98370e8, m=0xb0839038, local_signal_index=0, argv=0xbfecd298) at kernel/qobject.cpp:3278
#29 0xb080be85 in SystemTray::Manager::taskAdded (this=0x98370e8, _t1=0xb1562b8) at ./manager.moc:99
#30 0xb080c128 in SystemTray::Manager::addTask (this=0x98370e8, task=0xb1562b8) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:87
#31 0xb080c2cd in SystemTray::Manager::qt_metacall (this=0x98370e8, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfecd418) at ./manager.moc:86
#32 0xb6491b7d in metacall (argv=0xbfecd418, idx=7, cl=QMetaObject::InvokeMetaMethod, object=0x98370e8) at kernel/qmetaobject.cpp:237
#33 QMetaObject::metacall (object=0x98370e8, cl=QMetaObject::InvokeMetaMethod, idx=7, argv=0xbfecd418) at kernel/qmetaobject.cpp:232
#34 0xb64a0a6a in QMetaObject::activate (sender=0x96b9868, m=0xb083909c, local_signal_index=0, argv=0xbfecd418) at kernel/qobject.cpp:3278
#35 0xb080c875 in SystemTray::Protocol::taskCreated (this=0x96b9868, _t1=0xb1562b8) at ./protocol.moc:91
#36 0xb0814816 in SystemTray::PlasmoidProtocol::addApplet (this=0x96b9868, appletName=..., id=0, parent=0xb073830) at ../../../../../plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#37 0xb080bc29 in SystemTray::Manager::addApplet (this=0x98370e8, appletName=..., parent=0xb073830) at ../../../../../plasma/generic/applets/systemtray/core/manager.cpp:110
#38 0xb0820421 in SystemTray::Applet::checkDefaultApplets (this=0xb073830) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:750
#39 0xb08216ac in SystemTray::Applet::qt_metacall (this=0xb073830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xa3e7c18) at ./applet.moc:91
#40 0xb6491b7d in metacall (argv=0xa3e7c18, idx=83, cl=QMetaObject::InvokeMetaMethod, object=0xb073830) at kernel/qmetaobject.cpp:237
#41 QMetaObject::metacall (object=0xb073830, cl=QMetaObject::InvokeMetaMethod, idx=83, argv=0xa3e7c18) at kernel/qmetaobject.cpp:232
#42 0xb649c685 in QMetaCallEvent::placeMetaCall (this=0x9b4b268, object=0xb073830) at kernel/qobject.cpp:535
#43 0xb64a3b52 in QObject::event (this=0xb073830, e=0x9b4b268) at kernel/qobject.cpp:1217
#44 0xb6075bd4 in QGraphicsWidget::event (this=0xb073830, event=0x9b4b268) at graphicsview/qgraphicswidget.cpp:1455
#45 0xb59b6d54 in notify_helper (e=0x9b4b268, receiver=0xb073830, this=0x90f3948) at kernel/qapplication.cpp:4486
#46 QApplicationPrivate::notify_helper (this=0x90f3948, receiver=0xb073830, e=0x9b4b268) at kernel/qapplication.cpp:4458
#47 0xb59bc103 in QApplication::notify (this=0x9b4b268, receiver=0xb073830, e=0x9b4b268) at kernel/qapplication.cpp:3886
#48 0xb6af0681 in KApplication::notify (this=0x90e3a88, receiver=0xb073830, event=0x9b4b268) at ../../kdeui/kernel/kapplication.cpp:311
#49 0xb648b19e in QCoreApplication::notifyInternal (this=0x90e3a88, receiver=0xb073830, event=0x9b4b268) at kernel/qcoreapplication.cpp:787
#50 0xb648ef93 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x90a32e0) at kernel/qcoreapplication.cpp:1428
#52 0xb648f0ec in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1321
#53 0xb64b96a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#54 postEventSourceDispatch (s=0x90f0cf0) at kernel/qeventdispatcher_glib.cpp:277
#55 0xb2f4225f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#56 0xb2f42990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#57 0xb2f42c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#58 0xb64b9ada in QEventDispatcherGlib::processEvents (this=0x90a4218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#59 0xb5a6ee3a in QGuiEventDispatcherGlib::processEvents (this=0x90a4218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#60 0xb648a1dd in QEventLoop::processEvents (this=0xbfecdcc4, flags=...) at kernel/qeventloop.cpp:149
#61 0xb648a421 in QEventLoop::exec (this=0xbfecdcc4, flags=...) at kernel/qeventloop.cpp:201
#62 0xb648f19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#63 0xb59b48f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#64 0xb776e18b in kdemain (argc=1, argv=0xbfecdec4) at ../../../../plasma/desktop/shell/main.cpp:120
#65 0x0804850b in main (argc=1, argv=0xbfecdec4) at plasma-desktop_dummy.cpp:3

This bug may be a duplicate of or related to bug 282552.

Possible duplicates by query: bug 285494, bug 285361, bug 284758, bug 284253, bug 284115.

Reported using DrKonqi