https://bugs.kde.org/show_bug.cgi?id=360464

            Bug ID: 360464
           Summary: settings crash when filtered by "window"
           Product: systemsettings
           Version: 5.5.5
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: ba...@barrys-emacs.org

Application: systemsettings5 (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.4.3-300.fc23.x86_64 x86_64
Distribution (Platform): Fedora RPMs

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

started settings
typed "windows" to filter the icon list
clicked on on of the hilighted icons
then I think it crashed

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
185    62:    movl    (%rsp), %edi
[Current thread is 1 (Thread 0x7f5368ec2900 (LWP 32008))]

Thread 4 (Thread 0x7f534b105700 (LWP 32009)):
#0  0x00007f53631a0fdd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f53600e6272 in _xcb_conn_wait (__timeout=-1, __nfds=1,
__fds=0x7f534b104bc0) at /usr/include/bits/poll2.h:46
#2  0x00007f53600e6272 in _xcb_conn_wait (c=c@entry=0x559b9a9eaca0,
cond=cond@entry=0x559b9a9eace0, vector=vector@entry=0x0, count=count@entry=0x0)
at xcb_conn.c:459
#3  0x00007f53600e7ee7 in xcb_wait_for_event (c=0x559b9a9eaca0) at xcb_in.c:693
#4  0x00007f534f492da9 in QXcbEventReader::run() (this=0x559b9a9f7020) at
qxcbconnection.cpp:1255
#5  0x00007f5363da93de in QThreadPrivate::start(void*) (arg=0x559b9a9f7020) at
thread/qthread_unix.cpp:331
#6  0x00007f535f8a160a in start_thread (arg=0x7f534b105700) at
pthread_create.c:334
#7  0x00007f53631aca4d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f531978b700 (LWP 32051)):
#0  0x00007f53631a0fdd in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f535ea6b16c in g_main_context_iterate (priority=2147483647, n_fds=1,
fds=0x7f5308006fe0, timeout=<optimized out>, context=0x7f53080016f0) at
gmain.c:4135
#2  0x00007f535ea6b16c in g_main_context_iterate
(context=context@entry=0x7f53080016f0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3835
#3  0x00007f535ea6b27c in g_main_context_iteration (context=0x7f53080016f0,
may_block=may_block@entry=1) at gmain.c:3901
#4  0x00007f5363fe0ecb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f53080010f0, flags=...) at kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f5363f87eca in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f531978aca0, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#6  0x00007f5363da4434 in QThread::exec() (this=this@entry=0x559b9b38b700) at
thread/qthread.cpp:503
#7  0x00007f536257c9b5 in QQmlThreadPrivate::run() (this=0x559b9b38b700) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f5363da93de in QThreadPrivate::start(void*) (arg=0x559b9b38b700) at
thread/qthread_unix.cpp:331
#9  0x00007f535f8a160a in start_thread (arg=0x7f531978b700) at
pthread_create.c:334
#10 0x00007f53631aca4d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f533ce72700 (LWP 32052)):
[KCrash Handler]
#6  0x00007f5363151e7d in __strstr_sse2_unaligned () at
../sysdeps/x86_64/multiarch/strstr-sse2-unaligned.S:40
#7  0x00007f5362a1723a in QSGRenderContext::initialize(QOpenGLContext*)
(__needle=0x7f5362bb89d4 "nouveau", __haystack=<optimized out>) at
/usr/include/string.h:332
#8  0x00007f5362a1723a in QSGRenderContext::initialize(QOpenGLContext*)
(this=0x559b9b722600, context=<optimized out>) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/scenegraph/qsgcontext.cpp:659
#9  0x00007f5362a3ac29 in QSGRenderThread::run() (this=0x559b9b78b480) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:676
#10 0x00007f5363da93de in QThreadPrivate::start(void*) (arg=0x559b9b78b480) at
thread/qthread_unix.cpp:331
#11 0x00007f535f8a160a in start_thread (arg=0x7f533ce72700) at
pthread_create.c:334
#12 0x00007f53631aca4d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f5368ec2900 (LWP 32008)):
#0  0x00007f535f8a6b10 in pthread_cond_wait@@GLIBC_2.3.2 () at
../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5363daa66b in QWaitCondition::wait(QMutex*, unsigned long)
(time=18446744073709551615, this=0x559b9b6a79c0) at
thread/qwaitcondition_unix.cpp:136
#2  0x00007f5363daa66b in QWaitCondition::wait(QMutex*, unsigned long)
(this=<optimized out>, mutex=0x559b9b78b4c0,
time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
#3  0x00007f5362a373e6 in
QSGThreadedRenderLoop::polishAndSync(QSGThreadedRenderLoop::Window*, bool)
(this=this@entry=0x559b9af45bd0, w=<optimized out>, w@entry=0x559b9af27980,
inExpose=inExpose@entry=true) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:1150
#4  0x00007f5362a398bc in QSGThreadedRenderLoop::handleExposure(QQuickWindow*)
(this=this@entry=0x559b9af45bd0, window=window@entry=0x559b9ae83370) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:946
#5  0x00007f5362a39f53 in QSGThreadedRenderLoop::exposureChanged(QQuickWindow*)
(this=0x559b9af45bd0, window=0x559b9ae83370) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:857
#6  0x00007f53655a1995 in QWindow::event(QEvent*)
(this=this@entry=0x559b9ae83370, ev=ev@entry=0x7fff2d9f9480) at
kernel/qwindow.cpp:2051
#7  0x00007f5362a6c801 in QQuickWindow::event(QEvent*) (this=0x559b9ae83370,
e=0x7fff2d9f9480) at
/usr/src/debug/qtdeclarative-opensource-src-5.5.1/src/quick/items/qquickwindow.cpp:1413
#8  0x00007f5365d4141c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x559b9a9bede0, receiver=receiver@entry=0x559b9ae83370,
e=e@entry=0x7fff2d9f9480) at kernel/qapplication.cpp:3716
#9  0x00007f5365d468e6 in QApplication::notify(QObject*, QEvent*)
(this=0x7fff2d9f9860, receiver=0x559b9ae83370, e=0x7fff2d9f9480) at
kernel/qapplication.cpp:3499
#10 0x00007f5363f8a73b in QCoreApplication::notifyInternal(QObject*, QEvent*)
(this=0x7fff2d9f9860, receiver=receiver@entry=0x559b9ae83370,
event=event@entry=0x7fff2d9f9480) at kernel/qcoreapplication.cpp:965
#11 0x00007f5365599e7c in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
(event=0x7fff2d9f9480, receiver=0x559b9ae83370) at
../../src/corelib/kernel/qcoreapplication.h:227
#12 0x00007f5365599e7c in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
(e=0x559b9b0b6440) at kernel/qguiapplication.cpp:2648
#13 0x00007f536559abed in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=e@entry=0x559b9b0b6440) at kernel/qguiapplication.cpp:1643
#14 0x00007f536557e918 in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=...) at kernel/qwindowsysteminterface.cpp:625
#15 0x00007f534f4c40b0 in userEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (source=<optimized out>) at
eventdispatchers/qeventdispatcher_glib.cpp:70
#16 0x00007f535ea6ae3a in g_main_context_dispatch (context=0x7f5344001710) at
gmain.c:3154
#17 0x00007f535ea6ae3a in g_main_context_dispatch
(context=context@entry=0x7f5344001710) at gmain.c:3769
#18 0x00007f535ea6b1d0 in g_main_context_iterate
(context=context@entry=0x7f5344001710, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3840
#19 0x00007f535ea6b27c in g_main_context_iteration (context=0x7f5344001710,
may_block=may_block@entry=1) at gmain.c:3901
#20 0x00007f5363fe0eaf in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x559b9aa448d0, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#21 0x00007f5363f87eca in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fff2d9f9740, flags=..., flags@entry=...) at
kernel/qeventloop.cpp:204
#22 0x00007f5363f8ffac in QCoreApplication::exec() () at
kernel/qcoreapplication.cpp:1229
#23 0x0000559b99738ca1 in main ()

Reported using DrKonqi

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