[systemsettings] [Bug 346170] New: KDE crash

Tue Apr 14 15:32:56 BST 2015

https://bugs.kde.org/show_bug.cgi?id=346170

            Bug ID: 346170
           Summary: KDE crash
           Product: systemsettings
           Version: unspecified
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: ghantousgeorges at paravision.org

Application: systemsettings (4.11.11)
KDE Platform Version: 4.14.2
Qt Version: 4.8.6
Operating System: Linux 3.14.32-xxxx-std-ipv6-64 x86_64
Distribution: Ubuntu 14.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
i opened the display and monitor in the system settings also when i connect
through RDP to my server

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ffda7ac97c0 (LWP 20811))]

Thread 2 (Thread 0x7ffd89e92700 (LWP 20812)):
#0  0x00007ffd9da5461a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ffd9da549a9 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffd9da12ef6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffd9da130ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffda523d7be in QEventDispatcherGlib::processEvents
(this=0x7ffd840008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#5  0x00007ffda520f0af in QEventLoop::processEvents
(this=this at entry=0x7ffd89e91de0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007ffda520f3a5 in QEventLoop::exec (this=this at entry=0x7ffd89e91de0,
flags=...) at kernel/qeventloop.cpp:204
#7  0x00007ffda510bc5f in QThread::exec (this=this at entry=0xc2dd00) at
thread/qthread.cpp:537
#8  0x00007ffda51f0823 in QInotifyFileSystemWatcherEngine::run (this=0xc2dd00)
at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007ffda510e32f in QThreadPrivate::start (arg=0xc2dd00) at
thread/qthread_unix.cpp:349
#10 0x00007ffd9def2182 in start_thread (arg=0x7ffd89e92700) at
pthread_create.c:312
#11 0x00007ffda4ac447d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7ffda7ac97c0 (LWP 20811)):
[KCrash Handler]
#6  0x00007ffd890506c2 in XRandR11::config() const () from
/usr/lib/kde4/plugins/kscreen/KSC_XRandR11.so
#7  0x00007ffd89262ba9 in KScreen::Config::current() () from
/usr/lib/libkscreen.so.1
#8  0x00007ffd89481956 in KCMKScreen::KCMKScreen (this=0xd62720,
parent=<optimized out>, args=...) at
/build/buildd/kscreen-1.0.2.1/kcm/src/kcm_kscreen.cpp:78
#9  0x00007ffd89486f6b in KPluginFactory::createInstance<KCMKScreen, QWidget>
(parentWidget=<optimized out>, parent=<optimized out>, args=...) at
/usr/include/KDE/../kpluginfactory.h:477
#10 0x00007ffda59f16c3 in KPluginFactory::create (this=0xd44ac0,
iface=0x7ffda6cf07c0 <qt_meta_stringdata_KCModule> "KCModule",
parentWidget=0x0, parent=0xd4d040, args=..., keyword=...) at
../../kdecore/util/kpluginfactory.cpp:203
#11 0x00007ffda71de8ce in create<KCModule> (args=..., keyword=...,
parent=0xd4d040, parentWidget=0x0, this=0xd44ac0) at
../../kdecore/util/kpluginfactory.h:531
#12 createInstance<KCModule> (error=0x7fff756d77b0, args=..., parent=0xd4d040,
parentWidget=0x0, this=0xa3b360) at ../../kdecore/services/kservice.h:573
#13 createInstance<KCModule> (error=0x7fff756d77b0, args=..., parent=0xd4d040,
this=0xa3b360) at ../../kdecore/services/kservice.h:550
#14 KCModuleLoader::loadModule (mod=...,
report=report at entry=KCModuleLoader::Inline, parent=0xd4d040, args=...) at
../../kutils/kcmoduleloader.cpp:89
#15 0x00007ffda71e3b1b in KCModuleProxyPrivate::loadModule
(this=this at entry=0xd30c40) at ../../kutils/kcmoduleproxy.cpp:107
#16 0x00007ffda71e4235 in KCModuleProxy::realModule (this=this at entry=0xd4d040)
at ../../kutils/kcmoduleproxy.cpp:83
#17 0x00007ffda71e4633 in KCModuleProxy::showEvent (this=0xd4d040,
ev=0x7fff756d7df0) at ../../kutils/kcmoduleproxy.cpp:198
#18 0x00007ffda5ecd2a5 in QWidget::event (this=0xd4d040, event=0x7fff756d7df0)
at kernel/qwidget.cpp:8594
#19 0x00007ffda5e7de2c in QApplicationPrivate::notify_helper
(this=this at entry=0x65ae50, receiver=receiver at entry=0xd4d040,
e=e at entry=0x7fff756d7df0) at kernel/qapplication.cpp:4567
#20 0x00007ffda5e844a0 in QApplication::notify (this=this at entry=0x7fff756d9c30,
receiver=receiver at entry=0xd4d040, e=e at entry=0x7fff756d7df0) at
kernel/qapplication.cpp:4353
#21 0x00007ffda6b88cca in KApplication::notify (this=0x7fff756d9c30,
receiver=0xd4d040, event=0x7fff756d7df0) at
../../kdeui/kernel/kapplication.cpp:311
#22 0x00007ffda52104dd in QCoreApplication::notifyInternal
(this=0x7fff756d9c30, receiver=receiver at entry=0xd4d040,
event=event at entry=0x7fff756d7df0) at kernel/qcoreapplication.cpp:953
#23 0x00007ffda5ecaa0f in sendEvent (event=0x7fff756d7df0, receiver=0xd4d040)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QWidgetPrivate::show_helper (this=0xd347b0) at kernel/qwidget.cpp:7556
#25 0x00007ffda5eca73c in QWidgetPrivate::show_recursive (this=<optimized out>)
at kernel/qwidget.cpp:7427
#26 0x00007ffda5eca87a in QWidgetPrivate::showChildren
(this=this at entry=0xd31790, spontaneous=spontaneous at entry=false) at
kernel/qwidget.cpp:7864
#27 0x00007ffda5eca90f in QWidgetPrivate::show_helper
(this=this at entry=0xd31790) at kernel/qwidget.cpp:7503
#28 0x00007ffda5ecc6b4 in QWidget::setVisible (this=0xd4d0b0,
visible=<optimized out>) at kernel/qwidget.cpp:7778
#29 0x00007ffda5eca88e in show (this=0xd4d0b0) at
../../include/QtGui/../../src/gui/kernel/qwidget.h:497
#30 QWidgetPrivate::showChildren (this=this at entry=0xd526e0,
spontaneous=spontaneous at entry=false) at kernel/qwidget.cpp:7866
#31 0x00007ffda5eca90f in QWidgetPrivate::show_helper
(this=this at entry=0xd526e0) at kernel/qwidget.cpp:7503
#32 0x00007ffda5ecc6b4 in QWidget::setVisible (this=0xd4d080,
visible=<optimized out>) at kernel/qwidget.cpp:7778
#33 0x00007ffda5eb0462 in show (this=0xd4d080) at
../../include/QtGui/../../src/gui/kernel/qwidget.h:497
#34 QStackedLayout::setCurrentIndex (this=0x9c5440, index=1) at
kernel/qstackedlayout.cpp:313
#35 0x00007ffda5eb060a in QStackedLayout::setCurrentWidget (this=<optimized
out>, widget=widget at entry=0xd4d080) at kernel/qstackedlayout.cpp:368
#36 0x00007ffda62c6007 in QStackedWidget::setCurrentWidget (this=<optimized
out>, widget=widget at entry=0xd4d080) at widgets/qstackedwidget.cpp:295
#37 0x00007ffda6bb4aae in KPageViewPrivate::_k_pageSelected (this=0x9dee70,
index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:235
#38 0x00007ffda522487a in QMetaObject::activate (sender=sender at entry=0xd533d0,
m=m at entry=0x7ffda6944fc0 <QItemSelectionModel::staticMetaObject>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x7fff756d8270)
at kernel/qobject.cpp:3539
#39 0x00007ffda63c6857 in QItemSelectionModel::selectionChanged
(this=this at entry=0xd533d0, _t1=..., _t2=...) at
.moc/release-shared/moc_qitemselectionmodel.cpp:165
#40 0x00007ffda63cbeb1 in QItemSelectionModel::emitSelectionChanged
(this=this at entry=0xd533d0, newSelection=..., oldSelection=...) at
itemviews/qitemselectionmodel.cpp:1544
#41 0x00007ffda63cc683 in QItemSelectionModel::select (this=0xd533d0,
selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1110
#42 0x00007ffda63c76c8 in QItemSelectionModel::select
(this=this at entry=0xd533d0, index=..., command=...) at
itemviews/qitemselectionmodel.cpp:985
#43 0x00007ffda63c6a87 in QItemSelectionModel::setCurrentIndex (this=0xd533d0,
index=..., command=...) at itemviews/qitemselectionmodel.cpp:1174
#44 0x00007ffda6bb3c4e in KPageViewPrivate::_k_rebuildGui (this=0x9dee70) at
../../kdeui/paged/kpageview.cpp:70
#45 0x00007ffda6bb4705 in KPageViewPrivate::_k_modelChanged (this=0x9dee70) at
../../kdeui/paged/kpageview.cpp:190
#46 0x00007ffda522487a in QMetaObject::activate (sender=sender at entry=0xa35230,
m=m at entry=0x7ffda55746a0 <QAbstractItemModel::staticMetaObject>,
local_signal_index=local_signal_index at entry=2, argv=argv at entry=0x0) at
kernel/qobject.cpp:3539
#47 0x00007ffda526e5a3 in QAbstractItemModel::layoutChanged
(this=this at entry=0xa35230) at
.moc/release-shared/moc_qabstractitemmodel.cpp:176
#48 0x00007ffda6bb93d9 in KPageWidgetModel::addPage (this=0xa35230,
item=item at entry=0xd30ae0) at ../../kdeui/paged/kpagewidgetmodel.cpp:401
#49 0x00007ffda6bb7c6d in KPageWidget::addPage (this=<optimized out>,
item=item at entry=0xd30ae0) at ../../kdeui/paged/kpagewidget.cpp:87
#50 0x00007ffda6fbd975 in ModuleView::addModule (this=this at entry=0x9c7900,
module=0xa526a8) at ../../../systemsettings/core/ModuleView.cpp:191
#51 0x00007ffda6fbdc25 in ModuleView::loadModule (this=0x9c7900, menuItem=...)
at ../../../systemsettings/core/ModuleView.cpp:144
#52 0x00007ffd8ad8b758 in IconMode::changeModule (this=0x9cc8b0,
activeModule=...) at ../../../systemsettings/icons/IconMode.cpp:146
#53 0x00007ffda522487a in QMetaObject::activate (sender=sender at entry=0x6494a0,
m=m at entry=0x7ffda6943600 <QAbstractItemView::staticMetaObject>,
local_signal_index=local_signal_index at entry=3, argv=argv at entry=0x7fff756d8a50)
at kernel/qobject.cpp:3539
#54 0x00007ffda6375275 in QAbstractItemView::activated
(this=this at entry=0x6494a0, _t1=...) at
.moc/release-shared/moc_qabstractitemview.cpp:361
#55 0x00007ffda63754f0 in QAbstractItemView::mouseReleaseEvent
(this=this at entry=0x6494a0, event=event at entry=0x7fff756d93e0) at
itemviews/qabstractitemview.cpp:1821
#56 0x00007ffda639e6ce in QListView::mouseReleaseEvent
(this=this at entry=0x6494a0, e=e at entry=0x7fff756d93e0) at
itemviews/qlistview.cpp:799
#57 0x00007ffda6b627a1 in KCategorizedView::mouseReleaseEvent (this=0x6494a0,
event=0x7fff756d93e0) at ../../kdeui/itemviews/kcategorizedview.cpp:1064
#58 0x00007ffda5ecd50a in QWidget::event (this=this at entry=0x6494a0,
event=event at entry=0x7fff756d93e0) at kernel/qwidget.cpp:8376
#59 0x00007ffda626efce in QFrame::event (this=0x6494a0, e=0x7fff756d93e0) at
widgets/qframe.cpp:557
#60 0x00007ffda637e5b3 in QAbstractItemView::viewportEvent (this=0x6494a0,
event=0x7fff756d93e0) at itemviews/qabstractitemview.cpp:1644
#61 0x00007ffda5210646 in
QCoreApplicationPrivate::sendThroughObjectEventFilters
(this=this at entry=0x65ae50, receiver=receiver at entry=0x9eb000,
event=event at entry=0x7fff756d93e0) at kernel/qcoreapplication.cpp:1063
#62 0x00007ffda5e7de0c in QApplicationPrivate::notify_helper
(this=this at entry=0x65ae50, receiver=receiver at entry=0x9eb000,
e=e at entry=0x7fff756d93e0) at kernel/qapplication.cpp:4563
#63 0x00007ffda5e845dd in QApplication::notify (this=this at entry=0x7fff756d9c30,
receiver=receiver at entry=0x9eb000, e=e at entry=0x7fff756d93e0) at
kernel/qapplication.cpp:4110
#64 0x00007ffda6b88cca in KApplication::notify (this=0x7fff756d9c30,
receiver=0x9eb000, event=0x7fff756d93e0) at
../../kdeui/kernel/kapplication.cpp:311
#65 0x00007ffda52104dd in QCoreApplication::notifyInternal
(this=0x7fff756d9c30, receiver=receiver at entry=0x9eb000,
event=event at entry=0x7fff756d93e0) at kernel/qcoreapplication.cpp:953
#66 0x00007ffda5e83d93 in sendEvent (event=<optimized out>, receiver=<optimized
out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#67 QApplicationPrivate::sendMouseEvent (receiver=receiver at entry=0x9eb000,
event=event at entry=0x7fff756d93e0, alienWidget=alienWidget at entry=0x9eb000,
nativeWidget=nativeWidget at entry=0x7ac180,
buttonDown=buttonDown at entry=0x7ffda6963318 <qt_button_down>,
lastMouseReceiver=..., spontaneous=spontaneous at entry=true) at
kernel/qapplication.cpp:3178
#68 0x00007ffda5ef89cb in QETWidget::translateMouseEvent
(this=this at entry=0x7ac180, event=event at entry=0x7fff756d9760) at
kernel/qapplication_x11.cpp:4634
#69 0x00007ffda5ef8269 in QApplication::x11ProcessEvent (this=0x7fff756d9c30,
event=event at entry=0x7fff756d9760) at kernel/qapplication_x11.cpp:3627
#70 0x00007ffda5f1fb02 in x11EventSourceDispatch (s=0x65fa90, callback=0x0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#71 0x00007ffd9da12e04 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#72 0x00007ffd9da13048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#73 0x00007ffd9da130ec in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#74 0x00007ffda523d7be in QEventDispatcherGlib::processEvents (this=0x624ae0,
flags=...) at kernel/qeventdispatcher_glib.cpp:436
#75 0x00007ffda5f1fbb6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#76 0x00007ffda520f0af in QEventLoop::processEvents
(this=this at entry=0x7fff756d9b30, flags=...) at kernel/qeventloop.cpp:149
#77 0x00007ffda520f3a5 in QEventLoop::exec (this=this at entry=0x7fff756d9b30,
flags=...) at kernel/qeventloop.cpp:204
#78 0x00007ffda5214b79 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1225
#79 0x00007ffda5e7c37c in QApplication::exec () at kernel/qapplication.cpp:3828
#80 0x000000000040aadb in main (argc=5, argv=0x7fff756d9d78) at
../../../systemsettings/app/main.cpp:49

Reported using DrKonqi

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