https://bugs.kde.org/show_bug.cgi?id=385521

Boudewijn Rempt <b...@valdyas.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |CONFIRMED
     Ever confirmed|0                           |1
                 CC|                            |b...@valdyas.org

--- Comment #1 from Boudewijn Rempt <b...@valdyas.org> ---
I can confirm this. It also crashes on Linux and is a regression since 3.x --
it only happens in master. Here's the backtrace:

Application: Krita (krita), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1bd3f87940 (LWP 18870))]

Thread 16 (Thread 0x7f1b48ffb700 (LWP 18915)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7f1b497fc700 (LWP 18914)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7f1b49ffd700 (LWP 18913)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f1b4a7fe700 (LWP 18912)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f1ba26c3700 (LWP 18911)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f1b9bff7700 (LWP 18910)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f1b9b7f6700 (LWP 18909)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f1b99065700 (LWP 18908)):
#0  0x00007f1bc791c468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc95154c8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc9511850 in QThreadPoolThread::run() () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f1b532ea700 (LWP 18887)):
#0  0x00007f1bc4b027d4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f1bc4ac03d0 in g_main_context_acquire () at
/usr/lib64/libglib-2.0.so.0
#2  0x00007f1bc4ac11d5 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f1bc4ac142c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007f1bc971e13b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f1bc96cbc2b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f1bc951002a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1bb1bd7f78 in QQmlThreadPrivate::run() () at
/usr/lib64/libQt5Qml.so.5
#8  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#9  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f1b53af3700 (LWP 18886)):
#0  0x00007ffeb4ba4ada in clock_gettime ()
#1  0x00007f1bc8919576 in clock_gettime () at /lib64/libc.so.6
#2  0x00007f1bc971db61 in qt_gettime() () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1bc971c539 in QTimerInfoList::updateCurrentTime() () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc971cab5 in QTimerInfoList::timerWait(timespec&) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f1bc971df0e in timerSourcePrepare(_GSource*, int*) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f1bc4ac095d in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#7  0x00007f1bc4ac1230 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007f1bc4ac142c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#9  0x00007f1bc971e13b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#10 0x00007f1bc96cbc2b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#11 0x00007f1bc951002a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007f1bb223b432 in QQuickPixmapReader::run() () at
/usr/lib64/libQt5Quick.so.5
#13 0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#14 0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#15 0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f1b59427700 (LWP 18885)):
#0  0x00007f1bc890028d in read () at /lib64/libc.so.6
#1  0x00007f1bc3dda073 in  () at /usr/lib64/tls/libnvidia-tls.so.384.90
#2  0x00007f1bc4b01670 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f1bc4ac0e49 in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007f1bc4ac12a8 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f1bc4ac142c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#6  0x00007f1bc971e13b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#7  0x00007f1bc96cbc2b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#8  0x00007f1bc951002a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#9  0x00007f1bb1bd7f78 in QQmlThreadPrivate::run() () at
/usr/lib64/libQt5Qml.so.5
#10 0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#11 0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#12 0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f1b74d92700 (LWP 18884)):
#0  0x00007f1bc791c0bf in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc951557b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bca811819 in QFileInfoGatherer::run() () at
/usr/lib64/libQt5Widgets.so.5
#3  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#4  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f1b74591700 (LWP 18882)):
#0  0x00007f1bc791c0bf in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f1bc951557b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f1bc950ef56 in QSemaphore::tryAcquire(int, int) () at
/usr/lib64/libQt5Core.so.5
#3  0x00007f1bd24058a3 in KisTileDataSwapper::waitForWork() (this=<optimized
out>) at
/home/boud/dev/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:86
#4  0x00007f1bd2405a6a in KisTileDataSwapper::run() (this=0x7f1bd28b4ae0
<_ZZN12_GLOBAL__N_116Q_QGS_s_instance13innerFunctionEvE6holder+64>) at
/home/boud/dev/krita/libs/image/tiles3/swap/kis_tile_data_swapper.cpp:92
#5  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#7  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f1bb18fc700 (LWP 18872)):
#0  0x00007f1bc890420d in poll () at /lib64/libc.so.6
#1  0x00007f1bc4ac1314 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f1bc4ac142c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f1bc971e13b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f1bc96cbc2b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f1bc951002a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f1bccea17e5 in QDBusConnectionManager::run() () at
/usr/lib64/libQt5DBus.so.5
#7  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#8  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f1bbbbd8700 (LWP 18871)):
#0  0x00007f1bc890420d in poll () at /lib64/libc.so.6
#1  0x00007f1bcca653e2 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f1bcca66fcf in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f1bbdafb879 in QXcbEventReader::run() () at
/usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f1bc951474d in QThreadPrivate::start(void*) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f1bc7917744 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f1bc890caad in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f1bd3f87940 (LWP 18870)):
[KCrash Handler]
#6  0x00007f1ba48d7d08 in KisGradientColorSource::selectColor(double,
KisPaintInformation const&) (this=0x17beb3d0, mix=3.2252605360516574e-319,
pi=...) at
/home/boud/dev/krita/plugins/paintops/libpaintop/kis_color_source.cpp:147
#7  0x00007f1ba420ff97 in KisBrushOp::paintAt(KisPaintInformation const&)
(this=0x17d24980, info=...) at
/home/boud/dev/krita/plugins/paintops/defaultpaintops/brush/kis_brushop.cpp:140
#8  0x00007f1bd2420ada in KisPaintOpUtils::paintLine<KisPaintOp>(KisPaintOp&,
KisPaintInformation const&, KisPaintInformation const&,
KisDistanceInformation*, bool, double) (distanceInfo=0x155448d8, op=...,
this=0x7ffeb4b7f820) at
/home/boud/dev/krita/libs/image/brushengine/kis_paint_information.h:114
#9  0x00007f1bd2420ada in KisPaintOpUtils::paintLine<KisPaintOp>(KisPaintOp&,
KisPaintInformation const&, KisPaintInformation const&,
KisDistanceInformation*, bool, double) (op=..., pi1=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8, fanCornersEnabled=false,
fanCornersStep=1) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop_utils.h:92
#10 0x00007f1bd24205c3 in KisPaintOp::paintLine(KisPaintInformation const&,
KisPaintInformation const&, KisDistanceInformation*)
(this=this@entry=0x17d24980, pi1=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:152
#11 0x00007f1ba421141e in KisBrushOp::paintLine(KisPaintInformation const&,
KisPaintInformation const&, KisDistanceInformation*) (this=0x17d24980, pi1=...,
pi2=..., currentDistance=0x155448d8) at
/home/boud/dev/krita/plugins/paintops/defaultpaintops/brush/kis_brushop.cpp:207
#12 0x00007f1bd241fba2 in paintBezierCurve(KisPaintOp*, KisPaintInformation
const&, KisVector2D const&, KisVector2D const&, KisPaintInformation const&,
KisDistanceInformation*) (paintOp=paintOp@entry=0x17d24980, pi1=...,
control1=..., control2=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:119
#13 0x00007f1bd241fd0c in paintBezierCurve(KisPaintOp*, KisPaintInformation
const&, KisVector2D const&, KisVector2D const&, KisPaintInformation const&,
KisDistanceInformation*) (paintOp=paintOp@entry=0x17d24980, pi1=...,
control1=..., control2=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:131
#14 0x00007f1bd241fd0c in paintBezierCurve(KisPaintOp*, KisPaintInformation
const&, KisVector2D const&, KisVector2D const&, KisPaintInformation const&,
KisDistanceInformation*) (paintOp=paintOp@entry=0x17d24980, pi1=...,
control1=..., control2=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:131
#15 0x00007f1bd241fd0c in paintBezierCurve(KisPaintOp*, KisPaintInformation
const&, KisVector2D const&, KisVector2D const&, KisPaintInformation const&,
KisDistanceInformation*) (paintOp=paintOp@entry=0x17d24980, pi1=...,
control1=..., control2=..., pi2=...,
currentDistance=currentDistance@entry=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:131
#16 0x00007f1bd241fd0c in paintBezierCurve(KisPaintOp*, KisPaintInformation
const&, KisVector2D const&, KisVector2D const&, KisPaintInformation const&,
KisDistanceInformation*) (paintOp=0x17d24980, pi1=..., control1=...,
control2=..., pi2=..., currentDistance=0x155448d8) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:131
#17 0x00007f1bd241fdba in KisPaintOp::paintBezierCurve(KisPaintInformation
const&, QPointF const&, QPointF const&, KisPaintInformation const&,
KisDistanceInformation*) (this=<optimized out>, pi1=..., control1=...,
control2=..., pi2=..., currentDistance=<optimized out>) at
/home/boud/dev/krita/libs/image/brushengine/kis_paintop.cc:142
#18 0x00007f1bd381ae27 in KisPresetLivePreviewView::setupAndPaintStroke()
(this=this@entry=0x15544850) at
/home/boud/dev/krita/libs/ui/widgets/kis_preset_live_preview_view.cpp:279
#19 0x00007f1bd381c8d0 in KisPresetLivePreviewView::updateStroke()
(this=0x15544850) at
/home/boud/dev/krita/libs/ui/widgets/kis_preset_live_preview_view.cpp:87
#20 0x00007f1bd37e7295 in KisPaintOpPresetsPopup::slotUpdatePresetSettings()
(this=this@entry=0x1552b3c0) at
/home/boud/dev/krita/libs/ui/widgets/kis_paintop_presets_popup.cpp:775
#21 0x00007f1bd37e9cc1 in KisPaintOpPresetsPopup::resourceSelected(KoResource*)
(this=0x1552b3c0, resource=<optimized out>) at
/home/boud/dev/krita/libs/ui/widgets/kis_paintop_presets_popup.cpp:560
#22 0x00007f1bd36ee25b in KisPaintopBox::slotGuiChangedCurrentPreset()
(this=0x15461820) at /home/boud/dev/krita/libs/ui/kis_paintop_box.cc:1177
#23 0x00007f1bd396e325 in KisPaintopBox::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/home/boud/dev/b-krita/libs/ui/moc_kis_paintop_box.cpp:251
#24 0x00007f1bc96f6def in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#25 0x00007f1bd25f1d05 in KisConfigWidget::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/home/boud/dev/b-krita/libs/image/moc_kis_config_widget.cpp:92
#26 0x00007f1bc96f6def in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#27 0x00007f1bcfdf7b29 in KisSignalCompressor::start() (this=0x15a46050) at
/home/boud/dev/krita/libs/global/kis_signal_compressor.cpp:63
#28 0x00007f1bd247f699 in KisConfigWidget::slotConfigChanged() (this=<optimized
out>) at /home/boud/dev/krita/libs/image/kis_config_widget.cpp:38
#29 0x00007f1bd25f1d15 in KisConfigWidget::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/home/boud/dev/b-krita/libs/image/moc_kis_config_widget.cpp:96
#30 0x00007f1bc96f6def in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#31 0x00007f1bd25f1cf5 in KisConfigWidget::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/home/boud/dev/b-krita/libs/image/moc_kis_config_widget.cpp:93
#32 0x00007f1bc96f6def in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#33 0x00007f1bc96f6def in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#34 0x00007f1bca7b5eb2 in QAbstractButton::toggled(bool) () at
/usr/lib64/libQt5Widgets.so.5
#35 0x00007f1bca7b62b5 in QAbstractButtonPrivate::emitToggled(bool) () at
/usr/lib64/libQt5Widgets.so.5
#36 0x00007f1bca7b7936 in QAbstractButton::setChecked(bool) () at
/usr/lib64/libQt5Widgets.so.5
#37 0x00007f1bca7b79c8 in QAbstractButton::setChecked(bool) () at
/usr/lib64/libQt5Widgets.so.5
#38 0x00007f1bca7b75ad in QAbstractButtonPrivate::click() () at
/usr/lib64/libQt5Widgets.so.5
#39 0x00007f1bca7b76e4 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) ()
at /usr/lib64/libQt5Widgets.so.5
#40 0x00007f1bca645507 in QWidget::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#41 0x00007f1bca607b6c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#42 0x00007f1bca60ef5c in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#43 0x00007f1bd38a3a47 in KisApplication::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x15c9dbc0, event=0x7ffeb4b80ed0) at
/home/boud/dev/krita/libs/ui/KisApplication.cpp:590
#44 0x00007f1bc96cd935 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#45 0x00007f1bca60ddd9 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at
/usr/lib64/libQt5Widgets.so.5
#46 0x00007f1bca65d94c in QWidgetWindow::handleMouseEvent(QMouseEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#47 0x00007f1bca660173 in QWidgetWindow::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#48 0x00007f1bca607b6c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#49 0x00007f1bca60e8c0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#50 0x00007f1bd38a3a47 in KisApplication::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x16ba2170, event=0x7ffeb4b81390) at
/home/boud/dev/krita/libs/ui/KisApplication.cpp:590
#51 0x00007f1bc96cd935 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#52 0x00007f1bc9c904ed in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib64/libQt5Gui.so.5
#53 0x00007f1bc9c920a5 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib64/libQt5Gui.so.5
#54 0x00007f1bc9c708ab in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5Gui.so.5
#55 0x00007f1bbdb4cec0 in userEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /usr/lib64/libQt5XcbQpa.so.5
#56 0x00007f1bc4ac1134 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#57 0x00007f1bc4ac1388 in  () at /usr/lib64/libglib-2.0.so.0
#58 0x00007f1bc4ac142c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#59 0x00007f1bc971e11c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#60 0x00007f1bc96cbc2b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#61 0x00007f1bc96d41f4 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#62 0x0000000000405a2d in main(int, char**) (argc=1, argv=<optimized out>) at
/home/boud/dev/krita/krita/main.cc:305

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