[systemsettings] [Bug 327335] New: SystemSettings crashes when trying to change plasma overlay options

Ronald W Vance neomadin at gmail.com
Fri Nov 8 22:57:59 GMT 2013 

https://bugs.kde.org/show_bug.cgi?id=327335

            Bug ID: 327335
           Summary: SystemSettings crashes when trying to change plasma
                    overlay options
    Classification: Unclassified
           Product: systemsettings
           Version: 4.11.2
          Platform: Ubuntu Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: neomadin at gmail.com

Application: systemsettings (4.11.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
- What I was doing when the application crashed:
I had just clicked on the icon for Screen locker under Settings>Display and
Monitors>Screen Locker
Crash occurs immediatley

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 0x7fbf12eec7c0 (LWP 17579))]

Thread 3 (Thread 0x7fbef601c700 (LWP 17580)):
#0  0x00007fbf0931f05f in __pthread_mutex_unlock_usercnt (mutex=0x7fbef0000a60,
decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  0x00007fbf08e833d1 in g_mutex_unlock () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbf08e435b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbf08e437ac in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fbf10663a76 in QEventDispatcherGlib::processEvents
(this=0x7fbef00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fbf106355ef in QEventLoop::processEvents
(this=this at entry=0x7fbef601bd70, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fbf106358e5 in QEventLoop::exec (this=this at entry=0x7fbef601bd70,
flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fbf1053488f in QThread::exec (this=this at entry=0xde7640) at
thread/qthread.cpp:542
#8  0x00007fbf10616d13 in QInotifyFileSystemWatcherEngine::run (this=0xde7640)
at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007fbf10536f2f in QThreadPrivate::start (arg=0xde7640) at
thread/qthread_unix.cpp:338
#10 0x00007fbf0931bf6e in start_thread (arg=0x7fbef601c700) at
pthread_create.c:311
#11 0x00007fbf0feea9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fbef5052700 (LWP 17581)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fbf0d73406b in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fbf0d7340a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fbf0931bf6e in start_thread (arg=0x7fbef5052700) at
pthread_create.c:311
#4  0x00007fbf0feea9cd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fbf12eec7c0 (LWP 17579)):
[KCrash Handler]
#6  do_winsys_init (ws=0x196a940) at
../../../../../../../src/gallium/winsys/radeon/drm/radeon_drm_winsys.c:212
#7  radeon_drm_winsys_create (fd=-1) at
../../../../../../../src/gallium/winsys/radeon/drm/radeon_drm_winsys.c:617
#8  0x00007fbe69db7019 in create_screen (fd=<optimized out>) at
../../../../../../src/gallium/targets/dri-r600/target.c:11
#9  0x00007fbe69e24ab2 in dri2_init_screen (sPriv=0x196a800) at
../../../../../../../src/gallium/state_trackers/dri/drm/dri2.c:983
#10 0x00007fbe676b21bd in driCreateNewScreen (scrn=0, extensions=0x7fbf05bd7640
<loader_extensions>, driver_configs=0x7fff1304c188, data=0x194b010) at
../../../../../../src/mesa/drivers/dri/common/drisw_util.c:70
#11 0x00007fbf059b65ed in driswCreateScreen (screen=0, priv=<optimized out>) at
../../../../src/glx/drisw_glx.c:686
#12 0x00007fbf05997658 in AllocAndFetchScreenConfigs (priv=0x183bc10,
dpy=0x854670) at ../../../../src/glx/glxext.c:778
#13 __glXInitialize (dpy=dpy at entry=0x854670) at
../../../../src/glx/glxext.c:879
#14 0x00007fbf05993f8b in GetGLXPrivScreenConfig (dpy=dpy at entry=0x854670,
scrn=scrn at entry=0, ppriv=ppriv at entry=0x7fff1304c270,
ppsc=ppsc at entry=0x7fff1304c278) at ../../../../src/glx/glxcmds.c:174
#15 0x00007fbf05994710 in GetGLXPrivScreenConfig (ppsc=0x7fff1304c278,
ppriv=0x7fff1304c270, scrn=0, dpy=0x854670) at
../../../../src/glx/glxcmds.c:170
#16 glXChooseVisual (dpy=0x854670, screen=0, attribList=0x7fbe6a2e87a0
<KSWidget::KSWidget(QWidget*, QFlags<Qt::WindowType>)::attribs>) at
../../../../src/glx/glxcmds.c:1251
#17 0x00007fbe6a2e73c6 in KSWidget::KSWidget (this=0x1941100, parent=<optimized
out>, wf=...) at ../../../kcontrol/screensaver/kswidget.cpp:74
#18 0x00007fbe6a2df639 in KSSMonitor (parent=<optimized out>, this=0x1941100)
at ../../../kcontrol/screensaver/kssmonitor.h:34
#19 KScreenSaver::slotPreviewExited (this=0x1861680) at
../../../kcontrol/screensaver/scrnsave.cpp:536
#20 0x00007fbe6a2e0f58 in KScreenSaver::findSavers (this=<optimized out>) at
../../../kcontrol/screensaver/scrnsave.cpp:495
#21 0x00007fbf1064aa58 in QMetaObject::activate (sender=0x1868430, m=<optimized
out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#22 0x00007fbf1064ebe1 in QObject::event (this=0x1868430, e=<optimized out>) at
kernel/qobject.cpp:1156
#23 0x00007fbf112a2dfc in QApplicationPrivate::notify_helper
(this=this at entry=0x861a10, receiver=receiver at entry=0x1868430,
e=e at entry=0x7fff1304cb10) at kernel/qapplication.cpp:4567
#24 0x00007fbf112a9470 in QApplication::notify (this=this at entry=0x7fff1304ce90,
receiver=receiver at entry=0x1868430, e=e at entry=0x7fff1304cb10) at
kernel/qapplication.cpp:4353
#25 0x00007fbf11faca6a in KApplication::notify (this=0x7fff1304ce90,
receiver=0x1868430, event=0x7fff1304cb10) at
../../kdeui/kernel/kapplication.cpp:311
#26 0x00007fbf106368bd in QCoreApplication::notifyInternal
(this=0x7fff1304ce90, receiver=0x1868430, event=0x7fff1304cb10) at
kernel/qcoreapplication.cpp:946
#27 0x00007fbf10666403 in sendEvent (event=<optimized out>, receiver=<optimized
out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#28 QTimerInfoList::activateTimers (this=0x861890) at
kernel/qeventdispatcher_unix.cpp:622
#29 0x00007fbf106637d9 in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:186
#30 idleTimerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:233
#31 0x00007fbf08e433b6 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007fbf08e43708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007fbf08e437ac in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007fbf10663a55 in QEventDispatcherGlib::processEvents (this=0x804ad0,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#35 0x00007fbf113449d6 in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007fbf106355ef in QEventLoop::processEvents
(this=this at entry=0x7fff1304cd90, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007fbf106358e5 in QEventLoop::exec (this=this at entry=0x7fff1304cd90,
flags=...) at kernel/qeventloop.cpp:204
#38 0x00007fbf1063ae5b in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1218
#39 0x00007fbf112a134c in QApplication::exec () at kernel/qapplication.cpp:3828
#40 0x000000000040aadb in main (argc=5, argv=0x7fff1304cfd8) at
../../../systemsettings/app/main.cpp:49

Reported using DrKonqi

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