Bug 346096

Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-13-generic x86_64
Distribution: Ubuntu Vivid Vervet (development branch)

-- Information about the crash:
Applied system settings theme for Breeze, no other application was open at this time

-- Backtrace:
Application: Systemeinstellungen (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff44a7f8780 (LWP 7166))]

Thread 4 (Thread 0x7ff43b4ed700 (LWP 7167)):
#0  0x00007ff446f698dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ff445caeb72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007ff445cb064f in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007ff43da38099 in QXcbEventReader::run (this=0x19be3d0) at qxcbconnection.cpp:1105
#4  0x00007ff4475eab0e in QThreadPrivate::start (arg=0x19be3d0) at thread/qthread_unix.cpp:337
#5  0x00007ff444bc86aa in start_thread (arg=0x7ff43b4ed700) at pthread_create.c:333
#6  0x00007ff446f74eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7ff4273ab700 (LWP 7170)):
#0  0x00007ff4446a9e76 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff4446a9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff447881c6c in QEventDispatcherGlib::processEvents (this=0x7ff4200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#3  0x00007ff4478263e2 in QEventLoop::exec (this=this@entry=0x7ff4273aae20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#4  0x00007ff4475e5b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#5  0x00007ff427cbff45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007ff4475eab0e in QThreadPrivate::start (arg=0x1d56e00) at thread/qthread_unix.cpp:337
#7  0x00007ff444bc86aa in start_thread (arg=0x7ff4273ab700) at pthread_create.c:333
#8  0x00007ff446f74eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7ff417df5700 (LWP 7179)):
#0  0x00007ff4446a9409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff4446a9de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff4446a9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff447881c6c in QEventDispatcherGlib::processEvents (this=0x7ff40c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#4  0x00007ff4478263e2 in QEventLoop::exec (this=this@entry=0x7ff417df4e40, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#5  0x00007ff4475e5b44 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:503
#6  0x00007ff4475eab0e in QThreadPrivate::start (arg=0x31f9870) at thread/qthread_unix.cpp:337
#7  0x00007ff444bc86aa in start_thread (arg=0x7ff417df5700) at pthread_create.c:333
#8  0x00007ff446f74eed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7ff44a7f8780 (LWP 7166)):
[KCrash Handler]
#6  0x00007ff427be0f77 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007ff427b8b151 in QV4::ExecutionEngine::~ExecutionEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007ff427cc30b5 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#9  0x00007ff427cc3299 in QV8Engine::~QV8Engine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#10 0x00007ff427b28061 in QJSEngine::~QJSEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#11 0x00007ff427c253a5 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#12 0x00007ff427c25479 in QQmlEngine::~QQmlEngine() () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007ff41fb2ebe2 in cleanup (pointer=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:54
#14 reset (other=0x0, this=0x7ff41fdbc6c8 <Aurorae::Helper::instance()::s_helper+8>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qscopedpointer.h:149
#15 Aurorae::Helper::unref (this=0x7ff41fdbc6c0 <Aurorae::Helper::instance()::s_helper>) at ../../../../clients/aurorae/src/aurorae.cpp:119
#16 0x00007ff41fb32908 in unref (this=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:273
#17 Aurorae::Decoration::~Decoration (this=0x262df70, __in_chrg=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:267
#18 0x00007ff41fb32929 in Aurorae::Decoration::~Decoration (this=0x262df70, __in_chrg=<optimized out>) at ../../../../clients/aurorae/src/aurorae.cpp:280
#19 0x00007ff44785a778 in QObject::event (this=0x262df70, e=<optimized out>) at kernel/qobject.cpp:1236
#20 0x00007ff448613b2c in QApplicationPrivate::notify_helper (this=0x19a4680, receiver=0x262df70, e=0x207d4d0) at kernel/qapplication.cpp:3720
#21 0x00007ff448619000 in QApplication::notify (this=0x7ffc21fd3b40, receiver=0x262df70, e=0x207d4d0) at kernel/qapplication.cpp:3503
#22 0x00007ff447828c2b in QCoreApplication::notifyInternal (this=0x7ffc21fd3b40, receiver=0x262df70, event=event@entry=0x207d4d0) at kernel/qcoreapplication.cpp:935
#23 0x00007ff44782ac9b in sendEvent (event=0x207d4d0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=52, data=0x19a3db0) at kernel/qcoreapplication.cpp:1552
#25 0x00007ff428430b6e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#26 0x00007ff428462463 in QQuickWindow::~QQuickWindow() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#27 0x00007ff428511a49 in QQuickView::~QQuickView() () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#28 0x00007ff448672dd5 in QWindowContainer::~QWindowContainer (this=0x1f0bcf0, __in_chrg=<optimized out>) at kernel/qwindowcontainer.cpp:219
#29 0x00007ff448672df9 in QWindowContainer::~QWindowContainer (this=0x1f0bcf0, __in_chrg=<optimized out>) at kernel/qwindowcontainer.cpp:220
#30 0x00007ff44785818c in QObjectPrivate::deleteChildren (this=this@entry=0x1e19aa0) at kernel/qobject.cpp:1950
#31 0x00007ff44865357a in QWidget::~QWidget (this=0x1d59fa0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1642
#32 0x00007ff4486537e9 in QWidget::~QWidget (this=0x1d59fa0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1662
#33 0x00007ff44785818c in QObjectPrivate::deleteChildren (this=this@entry=0x1affde0) at kernel/qobject.cpp:1950
#34 0x00007ff44865357a in QWidget::~QWidget (this=0x1d31360, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1642
#35 0x00007ff4288dd4fe in ~ConfigurationForm (this=0x1d31360, __in_chrg=<optimized out>) at ../../../kcmkwin/kwindecoration/kcm.h:41
#36 KDecoration2::Configuration::ConfigurationForm::~ConfigurationForm (this=0x1d31360, __in_chrg=<optimized out>) at ../../../kcmkwin/kwindecoration/kcm.h:41
#37 0x00007ff44785818c in QObjectPrivate::deleteChildren (this=this@entry=0x1b33240) at kernel/qobject.cpp:1950
#38 0x00007ff44865357a in QWidget::~QWidget (this=0x1dcdad0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1642
#39 0x00007ff4490f71c7 in KCModule::~KCModule (this=0x1dcdad0, __in_chrg=<optimized out>) at ../../src/kcmodule.cpp:177
#40 0x00007ff4288d81a1 in ~ConfigurationModule (this=0x1dcdad0, __in_chrg=<optimized out>) at ../../../kcmkwin/kwindecoration/kcm.h:47
#41 KDecoration2::Configuration::ConfigurationModule::~ConfigurationModule (this=0x1dcdad0, __in_chrg=<optimized out>) at ../../../kcmkwin/kwindecoration/kcm.h:47
#42 0x00007ff44a3751b4 in KCModuleProxy::deleteClient (this=this@entry=0x1d8a930) at ../../src/kcmoduleproxy.cpp:217
#43 0x00007ff44a3752b6 in KCModuleProxy::~KCModuleProxy (this=0x1d8a930, __in_chrg=<optimized out>) at ../../src/kcmoduleproxy.cpp:208
#44 0x00007ff44a3753c9 in KCModuleProxy::~KCModuleProxy (this=0x1d8a930, __in_chrg=<optimized out>) at ../../src/kcmoduleproxy.cpp:212
#45 0x00007ff44785818c in QObjectPrivate::deleteChildren (this=this@entry=0x1d8e430) at kernel/qobject.cpp:1950
#46 0x00007ff44865357a in QWidget::~QWidget (this=0x1d87030, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1642
#47 0x00007ff4486537e9 in QWidget::~QWidget (this=0x1d87030, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1662
#48 0x00007ff44785818c in QObjectPrivate::deleteChildren (this=this@entry=0x1d8e660) at kernel/qobject.cpp:1950
#49 0x00007ff44865357a in QWidget::~QWidget (this=0x1d885a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1642
#50 0x00007ff4487e2059 in QScrollArea::~QScrollArea (this=0x1d885a0, __in_chrg=<optimized out>) at widgets/qscrollarea.cpp:168
#51 0x00007ff448c3d1b3 in ~Private (this=0x1d8a580, __in_chrg=<optimized out>) at ../../src/kpagewidgetmodel.cpp:40
#52 KPageWidgetItem::~KPageWidgetItem (this=0x1d8a2e0, __in_chrg=<optimized out>) at ../../src/kpagewidgetmodel.cpp:86
#53 0x00007ff448c3db94 in ~KPageWidgetItem (this=0x1d8a2e0, __in_chrg=<optimized out>) at ../../src/kpagewidgetmodel.cpp:87
#54 PageItem::~PageItem (this=0x1d86f50, __in_chrg=<optimized out>) at ../../src/kpagewidgetmodel.cpp:176
#55 0x00007ff448c3eda8 in KPageWidgetModel::removePage (this=0x1c843b0, item=<optimized out>) at ../../src/kpagewidgetmodel.cpp:537
#56 0x00007ff448c3cd07 in KPageWidget::removePage (this=<optimized out>, item=<optimized out>) at ../../src/kpagewidget.cpp:120
#57 0x00007ff44a5a7875 in ModuleView::closeModules (this=0x1c7a420) at ../../core/ModuleView.cpp:275
#58 0x00007ff429e0e5ce in IconMode::backToOverview (this=0x1c89110) at ../../icons/IconMode.cpp:156
#59 0x00007ff4478599c9 in QMetaObject::activate (sender=sender@entry=0x1c7df70, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffc21fd2d70) at kernel/qobject.cpp:3716
#60 0x00007ff44785a057 in QMetaObject::activate (sender=sender@entry=0x1c7df70, m=m@entry=0x7ff448b2ab40 <QAction::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffc21fd2d70) at kernel/qobject.cpp:3582
#61 0x00007ff448609722 in QAction::triggered (this=this@entry=0x1c7df70, _t1=false) at .moc/moc_qaction.cpp:360
#62 0x00007ff44860be28 in QAction::activate (this=0x1c7df70, event=<optimized out>) at kernel/qaction.cpp:1167
#63 0x00007ff44871023d in QAbstractButtonPrivate::click (this=0x1cfa320) at widgets/qabstractbutton.cpp:516
#64 0x00007ff448710454 in QAbstractButton::mouseReleaseEvent (this=0x1cfa240, e=0x7ffc21fd3270) at widgets/qabstractbutton.cpp:1132
#65 0x00007ff4487dc23a in QToolButton::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at widgets/qtoolbutton.cpp:609
#66 0x00007ff4486571e8 in QWidget::event (this=0x1cfa240, event=0x7ffc21fd3270) at kernel/qwidget.cpp:9022
#67 0x00007ff448711773 in QAbstractButton::event (this=this@entry=0x1cfa240, e=e@entry=0x7ffc21fd3270) at widgets/qabstractbutton.cpp:1089
#68 0x00007ff4487dc319 in QToolButton::event (this=0x1cfa240, event=0x7ffc21fd3270) at widgets/qtoolbutton.cpp:965
#69 0x00007ff448613b2c in QApplicationPrivate::notify_helper (this=0x19a4680, receiver=0x1cfa240, e=0x7ffc21fd3270) at kernel/qapplication.cpp:3720
#70 0x00007ff4486198eb in QApplication::notify (this=0x7ffc21fd2fb0, receiver=0x7ffc21fd2fd0, e=0x7ffc21fd3270) at kernel/qapplication.cpp:3280
#71 0x00007ff447828c2b in QCoreApplication::notifyInternal (this=0x7ffc21fd3b40, receiver=receiver@entry=0x1cfa240, event=event@entry=0x7ffc21fd3270) at kernel/qcoreapplication.cpp:935
#72 0x00007ff4486183da in sendSpontaneousEvent (event=0x7ffc21fd3270, receiver=0x1cfa240) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#73 QApplicationPrivate::sendMouseEvent (receiver=0x1cfa240, event=0x7ffc21fd3270, alienWidget=0x1cfa240, nativeWidget=0x1ad3050, buttonDown=<optimized out>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2751
#74 0x00007ff44866fcc0 in QWidgetWindow::handleMouseEvent (this=0x24da370, event=0x7ffc21fd3680) at kernel/qwidgetwindow.cpp:543
#75 0x00007ff448671e33 in QWidgetWindow::event (this=0x24da370, event=0x7ffc21fd3680) at kernel/qwidgetwindow.cpp:210
#76 0x00007ff448613b2c in QApplicationPrivate::notify_helper (this=0x19a4680, receiver=0x24da370, e=0x7ffc21fd3680) at kernel/qapplication.cpp:3720
#77 0x00007ff448619000 in QApplication::notify (this=0x7ffc21fd3b40, receiver=0x24da370, e=0x7ffc21fd3680) at kernel/qapplication.cpp:3503
#78 0x00007ff447828c2b in QCoreApplication::notifyInternal (this=0x7ffc21fd3b40, receiver=0x24da370, event=0x7ffc21fd3680) at kernel/qcoreapplication.cpp:935
#79 0x00007ff448056f82 in sendSpontaneousEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#80 QGuiApplicationPrivate::processMouseEvent (e=0x1fa0610) at kernel/qguiapplication.cpp:1774
#81 0x00007ff448058b45 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x1fa0610) at kernel/qguiapplication.cpp:1576
#82 0x00007ff44803d34f in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:572
#83 0x00007ff43da62590 in userEventSourceDispatch (source=<optimized out>) at eventdispatchers/qeventdispatcher_glib.cpp:70
#84 0x00007ff4446a9c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#85 0x00007ff4446a9f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#86 0x00007ff4446a9fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#87 0x00007ff447881c57 in QEventDispatcherGlib::processEvents (this=0x19f5b40, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#88 0x00007ff4478263e2 in QEventLoop::exec (this=this@entry=0x7ffc21fd3a20, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#89 0x00007ff44782e02c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1188
#90 0x00007ff44804e31c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1510
#91 0x00007ff44860f7a5 in QApplication::exec () at kernel/qapplication.cpp:2956
#92 0x000000000040eebc in main (argc=1, argv=<optimized out>) at ../../app/main.cpp:54

Reported using DrKonqi