Application that crashed: systemsettings
Version of the application: 1.0
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.30-2-amd64 x86_64

What I was doing when the application crashed:
I go to System Settings -> PolicyKit Authorization . And it crashes every time on start. My system is nearly fresh.

 -- Backtrace:
Application: System Settings (systemsettings), signal: Aborted
The current source language is "auto; currently c".
[KCrash Handler]
#5  0x00007fe3ff62df55 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007fe3ff630d90 in *__GI_abort () at abort.c:88
#7  0x00007fe3ff66358d in __libc_message (do_abort=2, 
    fmt=0x7fffae1b2870 " 00000000 00:00 0", ' ' <repeats 26 times>, "[vdso]\nffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0", ' ' <repeats 18 times>, "[vsyscall]\nhe-3\n7fe401ebf000-7fe401eed000 r--s 00000000 03:47 24522          "...) at ../sysdeps/unix/sysv/linux/libc_fatal.c:173
#8  0x00007fe3ff66cd56 in malloc_printerr (action=3, str=0x7fe3ff717850 "double free or corruption (fasttop)", ptr=<value optimized out>) at malloc.c:6239
#9  0x00007fe3ff6719bc in *__GI___libc_free (mem=<value optimized out>) at malloc.c:3738
#10 0x00007fe3f0f948d6 in PolkitQt::Context::Private::init() () from /usr/lib/libpolkit-qt-core.so.0
#11 0x00007fe3f0f962cd in PolkitQt::Context::hasError() const () from /usr/lib/libpolkit-qt-core.so.0
#12 0x00007fe3f17d9d7f in PkKAuthorization (this=0x18a3960, parent=<value optimized out>) at ../../../PolicyKit-kde/authorization/PkKAuthorization.cpp:45
#13 0x00007fe3f19f4d3a in KcmPkKAuthorization (this=0x13a12d0, parent=<value optimized out>, args=<value optimized out>) at ../../../PolicyKit-kde/authorization/KcmPkKAuthorization.cpp:52
#14 0x00007fe3f19f5905 in KPluginFactory::createInstance<KcmPkKAuthorization, QWidget> (parentWidget=<value optimized out>, parent=<value optimized out>, args=...)
    at /usr/include/kpluginfactory.h:461
#15 0x00007fe40051b0fe in KPluginFactory::create (this=0x1670e40, iface=0x7fe401747f60 "KCModule", parentWidget=<value optimized out>, parent=0x1327810, args=..., keyword=<value optimized out>)
    at ../../kdecore/util/kpluginfactory.cpp:191
#16 0x00007fe401c13e66 in KPluginFactory::create<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x1327810, args=...) at ../../kdecore/util/kpluginfactory.h:515
#17 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x1327810, args=...) at ../../kdecore/services/kservice.h:517
#18 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x1327810, args=...) at ../../kdecore/services/kservice.h:494
#19 KService::createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x1327810, args=...) at ../../kdecore/services/kservice.h:534
#20 KCModuleLoader::loadModule (mod=..., report=KCModuleLoader::Inline, parent=0x1327810, args=...) at ../../kutils/kcmoduleloader.cpp:89
#21 0x00007fe401c19597 in KCModuleProxyPrivate::loadModule (this=0x16e6ce0) at ../../kutils/kcmoduleproxy.cpp:104
#22 0x00007fe401c1a605 in KCModuleProxy::realModule (this=<value optimized out>) at ../../kutils/kcmoduleproxy.cpp:81
#23 0x00007fe401c1a8f2 in KCModuleProxy::showEvent (this=0x1319, ev=0x1319) at ../../kutils/kcmoduleproxy.cpp:191
#24 0x00007fe4009d21e4 in QWidget::event (this=0x1327810, event=0x7fffae1b4830) at kernel/qwidget.cpp:7753
#25 0x00007fe40098201d in QApplicationPrivate::notify_helper (this=0x133c5e0, receiver=0x1327810, e=0x7fffae1b4830) at kernel/qapplication.cpp:4065
#26 0x00007fe40098a07a in QApplication::notify (this=0x7fffae1b88a0, receiver=0x1327810, e=0x7fffae1b4830) at kernel/qapplication.cpp:4030
#27 0x00007fe4015d9e06 in KApplication::notify (this=0x7fffae1b88a0, receiver=0x1327810, event=0x7fffae1b4830) at ../../kdeui/kernel/kapplication.cpp:302
#28 0x00007fe3ffdb1c9c in QCoreApplication::notifyInternal (this=0x7fffae1b88a0, receiver=0x1327810, event=0x7fffae1b4830) at kernel/qcoreapplication.cpp:610
#29 0x00007fe4009d70da in QCoreApplication::sendEvent (this=0x1781c10) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#30 QWidgetPrivate::show_helper (this=0x1781c10) at kernel/qwidget.cpp:6761
#31 0x00007fe4009d7412 in QWidgetPrivate::showChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7066
#32 0x00007fe4009d6fcf in QWidgetPrivate::show_helper (this=0x18a0cd0) at kernel/qwidget.cpp:6708
#33 0x00007fe4009d763a in QWidget::setVisible (this=0x16358b0, visible=<value optimized out>) at kernel/qwidget.cpp:6980
#34 0x00007fe4009d7426 in QWidget::show (this=<value optimized out>, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:473
#35 QWidgetPrivate::showChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7068
#36 0x00007fe4009d6fcf in QWidgetPrivate::show_helper (this=0x18a0a40) at kernel/qwidget.cpp:6708
#37 0x00007fe4009d7412 in QWidgetPrivate::showChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7066
#38 0x00007fe4009d6fcf in QWidgetPrivate::show_helper (this=0x1621b70) at kernel/qwidget.cpp:6708
#39 0x00007fe4009d7412 in QWidgetPrivate::showChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7066
#40 0x00007fe4009d6fcf in QWidgetPrivate::show_helper (this=0x1621690) at kernel/qwidget.cpp:6708
#41 0x00007fe4009d763a in QWidget::setVisible (this=0x1620c80, visible=<value optimized out>) at kernel/qwidget.cpp:6980
#42 0x00007fe4009d7426 in QWidget::show (this=<value optimized out>, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:473
#43 QWidgetPrivate::showChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7068
#44 0x00007fe4009d6fcf in QWidgetPrivate::show_helper (this=0x1621250) at kernel/qwidget.cpp:6708
#45 0x00007fe4009d763a in QWidget::setVisible (this=0x1620c10, visible=<value optimized out>) at kernel/qwidget.cpp:6980
#46 0x00007fe4009bb855 in QWidget::show (this=0x1620ba0, index=1) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:473
#47 QStackedLayout::setCurrentIndex (this=0x1620ba0, index=1) at kernel/qstackedlayout.cpp:313
#48 0x00007fe3f5208c09 in IconMode::moduleLoaded (this=0x161b010) at ../../../systemsettings/icons/IconMode.cpp:143
#49 0x00007fe3f5209334 in IconMode::qt_metacall (this=0x161b010, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b4fb0) at ./IconMode.moc:75
#50 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x1620c10, from_signal_index=<value optimized out>, to_signal_index=27, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#51 0x00007fe4019e3e4f in ModuleView::moduleChanged (this=0x1319, _t1=false) at ./ModuleView.moc:106
#52 0x00007fe4019e6204 in ModuleView::qt_metacall (this=0x1620c10, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b50e0) at ./ModuleView.moc:92
#53 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x1620c80, from_signal_index=<value optimized out>, to_signal_index=32, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#54 0x00007fe401609f48 in KPageWidget::currentPageChanged (this=0x1319, _t1=0x1622590, _t2=0x0) at ./kpagewidget.moc:90
#55 0x00007fe40160a0e8 in KPageWidget::qt_metacall (this=0x1620c80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b5210) at ./kpagewidget.moc:78
#56 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x1620c80, from_signal_index=<value optimized out>, to_signal_index=27, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#57 0x00007fe401605b57 in KPageView::currentPageChanged (this=0x1319, _t1=<value optimized out>, _t2=<value optimized out>) at ./kpageview.moc:134
#58 0x00007fe4016066c5 in KPageViewPrivate::_k_pageSelected (this=0x161af30, index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:235
#59 0x00007fe4016070c2 in KPageView::qt_metacall (this=0x1620c80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b53b0) at ./kpageview.moc:94
#60 0x00007fe40160a0a0 in KPageWidget::qt_metacall (this=0x1319, _c=4889, _id=6, _a=0xffffffffffffffff) at ./kpagewidget.moc:70
#61 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x16e6bf0, from_signal_index=<value optimized out>, to_signal_index=5, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#62 0x00007fe400eb326a in QItemSelectionModel::currentChanged (this=0x1319, _t1=<value optimized out>, _t2=<value optimized out>) at .moc/release-shared/moc_qitemselectionmodel.cpp:153
#63 0x00007fe400eb33b4 in QItemSelectionModel::setCurrentIndex (this=0x16e6bf0, index=<value optimized out>, command=...) at itemviews/qitemselectionmodel.cpp:1123
#64 0x00007fe401606a00 in KPageViewPrivate::_k_rebuildGui (this=0x161af30) at ../../kdeui/paged/kpageview.cpp:70
#65 0x00007fe401606fb5 in KPageViewPrivate::_k_modelChanged (this=0x1319) at ../../kdeui/paged/kpageview.cpp:190
#66 0x00007fe4016070d2 in KPageView::qt_metacall (this=0x1620c80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b5740) at ./kpageview.moc:93
#67 0x00007fe40160a0a0 in KPageWidget::qt_metacall (this=0x1319, _c=4889, _id=6, _a=0xffffffffffffffff) at ./kpagewidget.moc:70
#68 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x1623cf0, from_signal_index=<value optimized out>, to_signal_index=6, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#69 0x00007fe4019e59fc in ModuleView::addModule (this=0x1620c10, module=0x15b2bd0) at ../../../systemsettings/core/ModuleView.cpp:177
#70 0x00007fe4019e5ef2 in ModuleView::loadModule (this=0x1620c10, menuItem=<value optimized out>) at ../../../systemsettings/core/ModuleView.cpp:137
#71 0x00007fe3f5208d58 in IconMode::changeModule (this=0x161b010, activeModule=<value optimized out>) at ../../../systemsettings/icons/IconMode.cpp:137
#72 0x00007fe3f5209351 in IconMode::qt_metacall (this=0x161b010, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffae1b5af0) at ./IconMode.moc:74
#73 0x00007fe3ffdc6df2 in QMetaObject::activate (sender=0x161d530, from_signal_index=<value optimized out>, to_signal_index=34, argv=0xffffffffffffffff) at kernel/qobject.cpp:3112
#74 0x00007fe400e5c885 in QAbstractItemView::activated (this=0x1319, _t1=<value optimized out>) at .moc/release-shared/moc_qabstractitemview.cpp:335
#75 0x00007fe400e69b3c in QAbstractItemView::mouseReleaseEvent (this=0x161d530, event=0x7fffae1b6af0) at itemviews/qabstractitemview.cpp:1664
#76 0x00007fe400e7ed07 in QListView::mouseReleaseEvent (this=0x1319, e=0x1319) at itemviews/qlistview.cpp:851
#77 0x00007fe4015c67e8 in KCategorizedView::mouseReleaseEvent (this=0x1319, event=0x1319) at ../../kdeui/itemviews/kcategorizedview.cpp:1135
#78 0x00007fe4009d237f in QWidget::event (this=0x161d530, event=0x7fffae1b6af0) at kernel/qwidget.cpp:7554
#79 0x00007fe400d3a92b in QFrame::event (this=0x161d530, e=0x7fffae1b6af0) at widgets/qframe.cpp:559
#80 0x00007fe400e6c98b in QAbstractItemView::viewportEvent (this=0x161d530, event=0x7fffae1b6af0) at itemviews/qabstractitemview.cpp:1476
#81 0x00007fe3ffdb0fb8 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x14cda70, event=0x7fffae1b6af0) at kernel/qcoreapplication.cpp:726
#82 0x00007fe400981fec in QApplicationPrivate::notify_helper (this=0x133c5e0, receiver=0x14cda70, e=0x7fffae1b6af0) at kernel/qapplication.cpp:4061
#83 0x00007fe40098a7ca in QApplication::notify (this=<value optimized out>, receiver=0x14cda70, e=0x7fffae1b6af0) at kernel/qapplication.cpp:3767
#84 0x00007fe4015d9e06 in KApplication::notify (this=0x7fffae1b88a0, receiver=0x14cda70, event=0x7fffae1b6af0) at ../../kdeui/kernel/kapplication.cpp:302
#85 0x00007fe3ffdb1c9c in QCoreApplication::notifyInternal (this=0x7fffae1b88a0, receiver=0x14cda70, event=0x7fffae1b6af0) at kernel/qcoreapplication.cpp:610
#86 0x00007fe400989a78 in QCoreApplication::sendSpontaneousEvent (receiver=0x14cda70, event=0x7fffae1b6af0, alienWidget=0x14cda70, nativeWidget=0x13e33d0, buttonDown=<value optimized out>, 
    lastMouseReceiver=...) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#87 QApplicationPrivate::sendMouseEvent (receiver=0x14cda70, event=0x7fffae1b6af0, alienWidget=0x14cda70, nativeWidget=0x13e33d0, buttonDown=<value optimized out>, lastMouseReceiver=...)
    at kernel/qapplication.cpp:2924
#88 0x00007fe4009f2659 in QETWidget::translateMouseEvent (this=0x13e33d0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4411
#89 0x00007fe4009f140f in QApplication::x11ProcessEvent (this=0x7fffae1b88a0, event=0x7fffae1b84c0) at kernel/qapplication_x11.cpp:3552
#90 0x00007fe400a1976c in x11EventSourceDispatch (s=0x1332a90, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#91 0x00007fe3fc77d13a in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#92 0x00007fe3fc780998 in ?? () from /lib/libglib-2.0.so.0
#93 0x00007fe3fc780b4c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#94 0x00007fe3ffdda39c in QEventDispatcherGlib::processEvents (this=0x1309490, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:407
#95 0x00007fe400a18f1f in QGuiEventDispatcherGlib::processEvents (this=0x1319, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#96 0x00007fe3ffdb0562 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#97 0x00007fe3ffdb0934 in QEventLoop::exec (this=0x7fffae1b87f0, flags=...) at kernel/qeventloop.cpp:201
#98 0x00007fe3ffdb2ba4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#99 0x000000000040cbb9 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../../systemsettings/app/main.cpp:51

This bug may be a duplicate of or related to bug 218123

Reported using DrKonqi