https://bugs.kde.org/show_bug.cgi?id=340267

--- Comment #61 from mich...@karbach.org ---
Comment on attachment 100336
  --> https://bugs.kde.org/attachment.cgi?id=100336
Crash log

>Application: Plasma (plasmashell), signal: Segmentation fault
>Using host libthread_db library "/lib64/libthread_db.so.1".
>[Current thread is 1 (Thread 0x7f967013b8c0 (LWP 2376))]
>
>Thread 31 (Thread 0x7f95ae7f5700 (LWP 2700)):
>[KCrash Handler]
>#6  0x000000000000001b in ?? ()
>#7  0x00007f95b7e97557 in Plotter::render (this=0x175d280) at 
>/usr/src/debug/kdeclarative-5.24.0/src/qmlcontrols/kquickcontrolsaddons/plotter.cpp:652
>#8  0x00007f9669ff624c in QtPrivate::QSlotObjectBase::call (a=0x7f95ae7f4b10, 
>r=0x175d280, this=<optimized out>) at 
>../../src/corelib/kernel/qobject_impl.h:124
>#9  QMetaObject::activate (sender=sender@entry=0x4a5d020, 
>signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=6, 
>argv=argv@entry=0x0) at kernel/qobject.cpp:3715
>#10 0x00007f9669ff6757 in QMetaObject::activate 
>(sender=sender@entry=0x4a5d020, m=m@entry=0x7f966e22b1e0 
><QQuickWindow::staticMetaObject>, 
>local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at 
>kernel/qobject.cpp:3595
>#11 0x00007f966ddf8133 in QQuickWindow::beforeRendering 
>(this=this@entry=0x4a5d020) at .moc/moc_qquickwindow.cpp:488
>#12 0x00007f966ddfc69e in QQuickWindowPrivate::renderSceneGraph 
>(this=this@entry=0x2c815d0, size=...) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/items/qquickwindow.cpp:406
>#13 0x00007f966ddce62f in QSGRenderThread::syncAndRender 
>(this=this@entry=0x228c7f0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:623
>#14 0x00007f966ddd3bac in QSGRenderThread::run (this=0x228c7f0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:704
>#15 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x228c7f0) at 
>thread/qthread_unix.cpp:341
>#16 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#17 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 30 (Thread 0x7f93eeaec700 (LWP 783)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x474bb10) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x2dac2c8, 
>mutex=mutex@entry=0x2dac2c0, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x2dac2b8) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x2dac240) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x2dac240) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2dac240) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 29 (Thread 0x7f93ef2ed700 (LWP 29935)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x40eded0) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x36852e8, 
>mutex=mutex@entry=0x36852e0, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x36852d8) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x3685260) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x3685260) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x3685260) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 28 (Thread 0x7f93feffc700 (LWP 6989)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x4eaf1e0) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x23b3278, 
>mutex=mutex@entry=0x23b3270, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x23b3268) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x23b31f0) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x23b31f0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x23b31f0) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 27 (Thread 0x7f93ffffd700 (LWP 6988)):
>#0  0x00007f9665d12452 in g_main_context_prepare () from 
>/usr/lib64/libglib-2.0.so.0
>#1  0x00007f9665d12f7b in ?? () from /usr/lib64/libglib-2.0.so.0
>#2  0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#3  0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f93f00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#4  0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f93ffffcce0, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#5  0x00007f9669dec3b3 in QThread::exec (this=this@entry=0x49d2f10) at 
>thread/qthread.cpp:500
>#6  0x00007f966d1ca1e5 in QQmlThreadPrivate::run (this=0x49d2f10) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/ftw/qqmlthread.cpp:141
>#7  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x49d2f10) at 
>thread/qthread_unix.cpp:341
>#8  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#9  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 26 (Thread 0x7f954e265700 (LWP 6296)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x27df300) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x27835f8, 
>mutex=mutex@entry=0x27835f0, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x27835e8) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x2783570) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x2783570) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2783570) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 25 (Thread 0x7f954effd700 (LWP 2909)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9548002d90) at 
>thread/qthread_unix.cpp:341
>#12 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#13 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 24 (Thread 0x7f954f7fe700 (LWP 2908)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f95540036f0) at 
>thread/qthread_unix.cpp:341
>#10 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#11 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 23 (Thread 0x7f954ffff700 (LWP 2907)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9554003190) at 
>thread/qthread_unix.cpp:341
>#10 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#11 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 22 (Thread 0x7f956cff9700 (LWP 2906)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#12 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#13 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#14 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#15 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#16 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#17 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#18 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#19 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9560002b90) at 
>thread/qthread_unix.cpp:341
>#20 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#21 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 21 (Thread 0x7f956d7fa700 (LWP 2905)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9558003190) at 
>thread/qthread_unix.cpp:341
>#10 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#11 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 20 (Thread 0x7f956dffb700 (LWP 2904)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9564002f90) at 
>thread/qthread_unix.cpp:341
>#10 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#11 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 19 (Thread 0x7f956e7fc700 (LWP 2903)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f9568003190) at 
>thread/qthread_unix.cpp:341
>#12 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#13 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 18 (Thread 0x7f956effd700 (LWP 2902)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2807500) at 
>thread/qthread_unix.cpp:341
>#12 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#13 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 17 (Thread 0x7f956f7fe700 (LWP 2901)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#12 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#13 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#14 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#15 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#16 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#17 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#18 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#19 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#20 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#21 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#22 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#23 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#24 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#25 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2c7d4f0) at 
>thread/qthread_unix.cpp:341
>#26 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#27 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 16 (Thread 0x7f956ffff700 (LWP 2900)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2d22b80) at 
>thread/qthread_unix.cpp:341
>#10 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#11 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 15 (Thread 0x7f958499c700 (LWP 2899)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#12 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#13 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#14 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#15 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#16 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#17 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#18 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#19 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#20 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#21 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#22 0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#23 0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#24 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#25 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2cbe500) at 
>thread/qthread_unix.cpp:341
>#26 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#27 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 14 (Thread 0x7f958519d700 (LWP 2898)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2d22e80) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2333eb0, 
>time=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f95a2141ec0 in 
>ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*,
> bool, bool, bool) () from /usr/lib64/libKF5ThreadWeaver.so.5
>#4  0x00007f95a2146068 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#5  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#6  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#7  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#8  0x00007f95a21460c2 in ?? () from /usr/lib64/libKF5ThreadWeaver.so.5
>#9  0x00007f95a214103d in 
>ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#10 0x00007f95a2143f09 in ThreadWeaver::Thread::run() () from 
>/usr/lib64/libKF5ThreadWeaver.so.5
>#11 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2a9b960) at 
>thread/qthread_unix.cpp:341
>#12 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#13 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 13 (Thread 0x7f9590a58700 (LWP 2897)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x1c22330) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x2aadf88, 
>mutex=mutex@entry=0x2aadf80, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x2aadf78) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x2aadf00) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x2aadf00) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x2aadf00) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 12 (Thread 0x7f9591972700 (LWP 2845)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2820360) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x2849848, 
>mutex=mutex@entry=0x2849840, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x2849838) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x28497c0) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x28497c0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x28497c0) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 11 (Thread 0x7f95922b5700 (LWP 2717)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x2407770) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0xb6bb18, 
>mutex=mutex@entry=0xb6bb10, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0xb6bb08) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0xb6ba90) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0xb6ba90) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0xb6ba90) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 10 (Thread 0x7f9593775700 (LWP 2710)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x1ef3e50) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0x16760a8, 
>mutex=mutex@entry=0x16760a0, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0x1676098) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x1676020) 
>at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0x1676020) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x1676020) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 9 (Thread 0x7f959d185700 (LWP 2704)):
>#0  0x00007f96696eda1d in poll () from /lib64/libc.so.6
>#1  0x00007f9665d13056 in ?? () from /usr/lib64/libglib-2.0.so.0
>#2  0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#3  0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f95980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#4  0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f959d184cc0, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#5  0x00007f9669dec3b3 in QThread::exec (this=<optimized out>) at 
>thread/qthread.cpp:500
>#6  0x00007f959f8fee17 in KCupsConnection::run() () from 
>/usr/lib64/libkcupslib.so
>#7  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x1de5a70) at 
>thread/qthread_unix.cpp:341
>#8  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#9  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 8 (Thread 0x7f95b5449700 (LWP 2461)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x124b440) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=this@entry=0xd14648, 
>mutex=mutex@entry=0xd14640, time=time@entry=18446744073709551615) at 
>thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd33f5 in QSGRenderThreadEventQueue::takeEvent (wait=true, 
>this=0xd14638) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:236
>#4  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0xd145c0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:684
>#5  0x00007f966ddd3cea in QSGRenderThread::run (this=0xd145c0) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:713
>#6  0x00007f9669df12d8 in QThreadPrivate::start (arg=0xd145c0) at 
>thread/qthread_unix.cpp:341
>#7  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#8  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 7 (Thread 0x7f95b6c35700 (LWP 2456)):
>#0  0x00007f96696eda1d in poll () from /lib64/libc.so.6
>#1  0x00007f9665d13056 in ?? () from /usr/lib64/libglib-2.0.so.0
>#2  0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#3  0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f95b00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#4  0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f95b6c34c90, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#5  0x00007f9669dec3b3 in QThread::exec (this=this@entry=0xfb6650) at 
>thread/qthread.cpp:500
>#6  0x00007f966dd62606 in QQuickPixmapReader::run (this=0xfb6650) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/util/qquickpixmapcache.cpp:817
>#7  0x00007f9669df12d8 in QThreadPrivate::start (arg=0xfb6650) at 
>thread/qthread_unix.cpp:341
>#8  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#9  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 6 (Thread 0x7f96431d5700 (LWP 2430)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f966f7fffc4 in ?? () from /usr/lib64/libQt5Script.so.5
>#2  0x00007f966f800009 in ?? () from /usr/lib64/libQt5Script.so.5
>#3  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#4  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 5 (Thread 0x7f9650f75700 (LWP 2427)):
>#0  0x00007f9665d570c4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
>#1  0x00007f9665d12f6e in ?? () from /usr/lib64/libglib-2.0.so.0
>#2  0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#3  0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f96480008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#4  0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f9650f74ce0, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#5  0x00007f9669dec3b3 in QThread::exec (this=this@entry=0x966280) at 
>thread/qthread.cpp:500
>#6  0x00007f966d1ca1e5 in QQmlThreadPrivate::run (this=0x966280) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/ftw/qqmlthread.cpp:141
>#7  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x966280) at 
>thread/qthread_unix.cpp:341
>#8  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#9  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 4 (Thread 0x7f96529c5700 (LWP 2410)):
>#0  0x00007f9665d570a9 in g_mutex_lock () from /usr/lib64/libglib-2.0.so.0
>#1  0x00007f9665d13012 in ?? () from /usr/lib64/libglib-2.0.so.0
>#2  0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#3  0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f96440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#4  0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f96529c4ce0, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#5  0x00007f9669dec3b3 in QThread::exec (this=this@entry=0x84ef90) at 
>thread/qthread.cpp:500
>#6  0x00007f966d1ca1e5 in QQmlThreadPrivate::run (this=0x84ef90) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/qml/qml/ftw/qqmlthread.cpp:141
>#7  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x84ef90) at 
>thread/qthread_unix.cpp:341
>#8  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#9  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 3 (Thread 0x7f9653fff700 (LWP 2380)):
>#0  0x00007ffda38b9b88 in clock_gettime ()
>#1  0x00007f96697030a6 in clock_gettime () from /lib64/libc.so.6
>#2  0x00007f9669e9cd96 in qt_clock_gettime (ts=0x7f9653ffea30, 
>clock=<optimized out>) at tools/qelapsedtimer_unix.cpp:105
>#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at 
>tools/qelapsedtimer_unix.cpp:156
>#4  qt_gettime () at tools/qelapsedtimer_unix.cpp:165
>#5  0x00007f966a01c699 in QTimerInfoList::updateCurrentTime 
>(this=this@entry=0x7f964c002ed0) at kernel/qtimerinfo_unix.cpp:84
>#6  0x00007f966a01cc45 in QTimerInfoList::timerWait (this=0x7f964c002ed0, 
>tm=...) at kernel/qtimerinfo_unix.cpp:381
>#7  0x00007f966a01dfde in timerSourcePrepareHelper (timeout=0x7f9653ffeb04, 
>src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:126
>#8  timerSourcePrepare (source=<optimized out>, timeout=0x7f9653ffeb04) at 
>kernel/qeventdispatcher_glib.cpp:159
>#9  0x00007f9665d125a9 in g_main_context_prepare () from 
>/usr/lib64/libglib-2.0.so.0
>#10 0x00007f9665d12f7b in ?? () from /usr/lib64/libglib-2.0.so.0
>#11 0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#12 0x00007f966a01eaeb in QEventDispatcherGlib::processEvents 
>(this=0x7f964c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:419
>#13 0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7f9653ffecd0, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#14 0x00007f9669dec3b3 in QThread::exec (this=<optimized out>) at 
>thread/qthread.cpp:500
>#15 0x00007f966abcd9b5 in ?? () from /usr/lib64/libQt5DBus.so.5
>#16 0x00007f9669df12d8 in QThreadPrivate::start (arg=0x7f966ae40d20) at 
>thread/qthread_unix.cpp:341
>#17 0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#18 0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 2 (Thread 0x7f965a2ed700 (LWP 2378)):
>#0  0x00007f96696eda1d in poll () from /lib64/libc.so.6
>#1  0x00007f966e73b410 in ?? () from /usr/lib64/libxcb.so.1
>#2  0x00007f966e73d1a9 in xcb_wait_for_event () from /usr/lib64/libxcb.so.1
>#3  0x00007f965ccd27b9 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
>#4  0x00007f9669df12d8 in QThreadPrivate::start (arg=0x788020) at 
>thread/qthread_unix.cpp:341
>#5  0x00007f9668ee5474 in start_thread () from /lib64/libpthread.so.0
>#6  0x00007f96696f63ed in clone () from /lib64/libc.so.6
>
>Thread 1 (Thread 0x7f967013b8c0 (LWP 2376)):
>#0  0x00007f9668eeb09f in pthread_cond_wait@@GLIBC_2.3.2 () from 
>/lib64/libpthread.so.0
>#1  0x00007f9669df218b in QWaitConditionPrivate::wait 
>(time=18446744073709551615, this=0x4731aa0) at 
>thread/qwaitcondition_unix.cpp:136
>#2  QWaitCondition::wait (this=<optimized out>, mutex=0x228c830, 
>time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:208
>#3  0x00007f966ddd074f in QSGThreadedRenderLoop::polishAndSync 
>(this=this@entry=0xbb6480, w=<optimized out>, w@entry=0x4fa5cd0, 
>inExpose=inExpose@entry=true) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:1177
>#4  0x00007f966ddd2867 in QSGThreadedRenderLoop::handleExposure 
>(this=this@entry=0xbb6480, window=window@entry=0x4a5d020) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:973
>#5  0x00007f966ddd2e63 in QSGThreadedRenderLoop::exposureChanged 
>(this=0xbb6480, window=0x4a5d020) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/scenegraph/qsgthreadedrenderloop.cpp:884
>#6  0x00007f966a533075 in QWindow::event(QEvent*) () from 
>/usr/lib64/libQt5Gui.so.5
>#7  0x00007f966de06853 in QQuickWindow::event (this=this@entry=0x4a5d020, 
>e=e@entry=0x7ffda3864190) at 
>/usr/src/debug/qtdeclarative-opensource-src-5.6.1/src/quick/items/qquickwindow.cpp:1473
>#8  0x000000000042d0f1 in DesktopView::event (this=0x4a5d020, 
>e=0x7ffda3864190) at 
>/usr/src/debug/plasma-workspace-5.7.0/shell/desktopview.cpp:215
>#9  0x00007f966afa9aec in QApplicationPrivate::notify_helper(QObject*, 
>QEvent*) () from /usr/lib64/libQt5Widgets.so.5
>#10 0x00007f966afaef8f in QApplication::notify(QObject*, QEvent*) () from 
>/usr/lib64/libQt5Widgets.so.5
>#11 0x00007f9669fc8a20 in QCoreApplication::notifyInternal2 
>(receiver=0x4a5d020, event=0x7ffda3864190) at kernel/qcoreapplication.cpp:1015
>#12 0x00007f966a5283ad in 
>QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
> () from /usr/lib64/libQt5Gui.so.5
>#13 0x00007f966a528f8d in 
>QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
> () from /usr/lib64/libQt5Gui.so.5
>#14 0x00007f966a506c0b in 
>QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> () from /usr/lib64/libQt5Gui.so.5
>#15 0x00007f965cd09050 in ?? () from /usr/lib64/libQt5XcbQpa.so.5
>#16 0x00007f9665d12e57 in g_main_context_dispatch () from 
>/usr/lib64/libglib-2.0.so.0
>#17 0x00007f9665d130c0 in ?? () from /usr/lib64/libglib-2.0.so.0
>#18 0x00007f9665d1316c in g_main_context_iteration () from 
>/usr/lib64/libglib-2.0.so.0
>#19 0x00007f966a01eacf in QEventDispatcherGlib::processEvents (this=0x7bcb60, 
>flags=...) at kernel/qeventdispatcher_glib.cpp:417
>#20 0x00007f9669fc676a in QEventLoop::exec (this=this@entry=0x7ffda3864470, 
>flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
>#21 0x00007f9669fcef6c in QCoreApplication::exec () at 
>kernel/qcoreapplication.cpp:1285
>#22 0x000000000041dd5f in main (argc=<optimized out>, argv=<optimized out>) at 
>/usr/src/debug/plasma-workspace-5.7.0/shell/main.cpp:166

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