Bug 287172

Summary: systemsettings crash upon opening Hotkey Preferences
Product: [Applications] systemsettings Reporter: cmertes
Component: generalAssignee: System Settings Bugs <sourtooth+ssbugs>
Status: RESOLVED WORKSFORME    
Severity: crash CC: aacid
Priority: NOR Keywords: triaged
Version First Reported In: 1.0   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description cmertes 2011-11-21 14:56:45 UTC 
Application: systemsettings (1.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

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

I double clicked the hotkey preferences entry in the tree view and systemsettings crashed.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f0818b66780 (LWP 6095))]

Thread 2 (Thread 0x7f08024c3700 (LWP 6099)):
#0  0x00007f0813dcb1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x1aa4928) at pthread_mutex_unlock.c:290
#2  0x00007f08138f4fe4 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f08138f5dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f08138f6429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f081679ff3e in QEventDispatcherGlib::processEvents (this=0x18dd570, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f0816773cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f0816773ef7 in QEventLoop::exec (this=0x7f08024c2dd0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f081668b27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007f0816756cbf in QInotifyFileSystemWatcherEngine::run (this=0x1a79500) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f081668dd05 in QThreadPrivate::start (arg=0x1a79500) at thread/qthread_unix.cpp:331
#11 0x00007f0813dc7efc in start_thread (arg=0x7f08024c3700) at pthread_create.c:304
#12 0x00007f081604389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0818b66780 (LWP 6095)):
[KCrash Handler]
#6  parent (this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:250
#7  parentWidget (this=<optimized out>) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:1022
#8  QWidgetPrivate::hide_helper (this=0x1aef980) at kernel/qwidget.cpp:7577
#9  0x00007f0817442cb8 in QWidget::setVisible (this=0x1acf8d0, visible=<optimized out>) at kernel/qwidget.cpp:7734
#10 0x00007f0817423a3c in hide (this=0x1acf8d0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:491
#11 QStackedLayout::setCurrentIndex (this=0x1a617e0, index=1) at kernel/qstackedlayout.cpp:306
#12 0x00007f0818131a77 in KPageViewPrivate::_k_pageSelected (this=0x1aa1120, index=<optimized out>, previous=...) at ../../kdeui/paged/kpageview.cpp:235
#13 0x00007f0818131c42 in KPageView::qt_metacall (this=0x1a68000, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7fff661b47f0) at ./kpageview.moc:100
#14 0x00007f0818134f30 in KPageWidget::qt_metacall (this=0x1a68000, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff661b47f0) at ./kpagewidget.moc:76
#15 0x00007f0816787eba in QMetaObject::activate (sender=0x462a0b0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff661b47f0) at kernel/qobject.cpp:3278
#16 0x00007f081794ce97 in QItemSelectionModel::selectionChanged (this=<optimized out>, _t1=<optimized out>, _t2=<optimized out>) at .moc/release-shared/moc_qitemselectionmodel.cpp:152
#17 0x00007f0817952c94 in QItemSelectionModel::emitSelectionChanged (this=0x462a0b0, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1538
#18 0x00007f0817953c1f in QItemSelectionModel::select (this=0x462a0b0, selection=<optimized out>, command=...) at itemviews/qitemselectionmodel.cpp:1101
#19 0x00007f081794ed2a in QItemSelectionModel::select (this=0x462a0b0, index=<optimized out>, command=...) at itemviews/qitemselectionmodel.cpp:976
#20 0x00007f081794d107 in QItemSelectionModel::setCurrentIndex (this=0x462a0b0, index=..., command=<optimized out>) at itemviews/qitemselectionmodel.cpp:1168
#21 0x00007f08181307c7 in KPageViewPrivate::_k_rebuildGui (this=0x1aa1120) at ../../kdeui/paged/kpageview.cpp:70
#22 0x00007f08181317c5 in KPageViewPrivate::_k_modelChanged (this=0x1aa1120) at ../../kdeui/paged/kpageview.cpp:190
#23 0x00007f0818131c52 in KPageView::qt_metacall (this=0x1a68000, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fff661b4d20) at ./kpageview.moc:99
#24 0x00007f0818134f30 in KPageWidget::qt_metacall (this=0x1a68000, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff661b4d20) at ./kpagewidget.moc:76
#25 0x00007f0816787eba in QMetaObject::activate (sender=0x1a53ff0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#26 0x00007f0818136a40 in KPageWidgetModel::addPage (this=0x1a53ff0, item=0x45e7c60) at ../../kdeui/paged/kpagewidgetmodel.cpp:401
#27 0x00007f0818542bec in ModuleView::addModule (this=0x1a56360, module=0x1ac3ad8) at ../../../systemsettings/core/ModuleView.cpp:191
#28 0x00007f0818543052 in ModuleView::loadModule (this=0x1a56360, menuItem=<optimized out>) at ../../../systemsettings/core/ModuleView.cpp:144
#29 0x00007f0808f804c2 in changeModule (activeModule=..., this=0x1abd730) at ../../../systemsettings/classic/ClassicMode.cpp:165
#30 ClassicMode::changeModule (this=0x1abd730, activeModule=...) at ../../../systemsettings/classic/ClassicMode.cpp:154
#31 0x00007f0808f81571 in ClassicMode::qt_metacall (this=0x1abd730, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff661b5170) at ./ClassicMode.moc:93
#32 0x00007f0816787eba in QMetaObject::activate (sender=0x1b17dc0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff661b5170) at kernel/qobject.cpp:3278
#33 0x00007f08178fad95 in QAbstractItemView::clicked (this=<optimized out>, _t1=<optimized out>) at .moc/release-shared/moc_qabstractitemview.cpp:331
#34 0x00007f08178fb158 in QAbstractItemView::mouseReleaseEvent (this=0x1b17dc0, event=0x7fff661b5d60) at itemviews/qabstractitemview.cpp:1798
#35 0x00007f081743ec9a in QWidget::event (this=0x1b17dc0, event=0x7fff661b5d60) at kernel/qwidget.cpp:8295
#36 0x00007f08177e74f6 in QFrame::event (this=0x1b17dc0, e=0x7fff661b5d60) at widgets/qframe.cpp:557
#37 0x00007f08178f819b in QAbstractItemView::viewportEvent (this=0x1b17dc0, event=0x7fff661b5d60) at itemviews/qabstractitemview.cpp:1628
#38 0x00007f081793cd35 in QTreeView::viewportEvent (this=0x1b17dc0, event=0x7fff661b5d60) at itemviews/qtreeview.cpp:1256
#39 0x00007f0816774c88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x1af9d70, event=0x7fff661b5d60) at kernel/qcoreapplication.cpp:902
#40 0x00007f08173ee3ef in notify_helper (e=0x7fff661b5d60, receiver=0x1af9d70, this=0x16d56b0) at kernel/qapplication.cpp:4482
#41 QApplicationPrivate::notify_helper (this=0x16d56b0, receiver=0x1af9d70, e=0x7fff661b5d60) at kernel/qapplication.cpp:4458
#42 0x00007f08173f3c6b in QApplication::notify (this=<optimized out>, receiver=0x1af9d70, e=0x7fff661b5d60) at kernel/qapplication.cpp:4047
#43 0x00007f0818102126 in KApplication::notify (this=0x7fff661b69c0, receiver=0x1af9d70, event=0x7fff661b5d60) at ../../kdeui/kernel/kapplication.cpp:311
#44 0x00007f0816774afc in QCoreApplication::notifyInternal (this=0x7fff661b69c0, receiver=0x1af9d70, event=0x7fff661b5d60) at kernel/qcoreapplication.cpp:787
#45 0x00007f08173ef3f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#46 QApplicationPrivate::sendMouseEvent (receiver=0x1af9d70, event=0x7fff661b5d60, alienWidget=0x1af9d70, nativeWidget=0x1a8d970, buttonDown=0x1af9d70, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#47 0x00007f081746e945 in QETWidget::translateMouseEvent (this=0x1a8d970, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#48 0x00007f081746d8be in QApplication::x11ProcessEvent (this=0x7fff661b69c0, event=0x7fff661b6580) at kernel/qapplication_x11.cpp:3690
#49 0x00007f0817496412 in x11EventSourceDispatch (s=0x16ccff0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#50 0x00007f08138f5a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#51 0x00007f08138f6258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#52 0x00007f08138f6429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f081679fed6 in QEventDispatcherGlib::processEvents (this=0x1698a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#54 0x00007f081749607e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#55 0x00007f0816773cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#56 0x00007f0816773ef7 in QEventLoop::exec (this=0x7fff661b6950, flags=...) at kernel/qeventloop.cpp:201
#57 0x00007f0816778789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#58 0x000000000040a7c5 in main (argc=1, argv=0x7fff661b6c88) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 250457, bug 245735, bug 242302, bug 237402.

Reported using DrKonqi
Comment 1 Albert Astals Cid 2015-09-26 10:53:04 UTC 
I can't reproduce this using a modern Plasma 5 system.

I know this bug is old but do you remember if you could reproduce it every time or was a one off crash? 

Can you still reproduce it?
Comment 2 Andrew Crouthamel 2018-09-25 21:50:24 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days, the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please set the bug status as REPORTED so that the KDE team knows that the bug is ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Andrew Crouthamel 2018-10-27 02:25:43 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 30 days. The bug is now closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!