https://bugs.kde.org/show_bug.cgi?id=422943
Bug ID: 422943 Summary: infinite loop in kquickcharts Product: frameworks-kquickcharts Version: 5.70.0 Platform: Other OS: Linux Status: REPORTED Severity: normal Priority: NOR Component: general Assignee: ahiems...@heimr.nl Reporter: alexey....@gmail.com CC: kdelibs-b...@kde.org Target Milestone: --- STEPS TO REPRODUCE Try to add "Hard disk usage monitor" plasmoid to plasma 5.19 desktop (or switch display style of CPU/Memory monitor plasmoid to "bars" OBSERVED RESULT Plasmashell crashes SOFTWARE/OS VERSIONS Linux/KDE Plasma: Gentoo Linux KDE Plasma Version: 5.19 KDE Frameworks Version: 5.70 Qt Version: 5.14.2 This backtrace pattern repeats: Thread 1 "plasmashell" received signal SIGSEGV, Segmentation fault. 0x00007fff92d2c811 in ModelSource::itemCount (this=0x5555592ecd50) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/datasource/ModelSource.cpp:51 51 { (gdb) bt #0 0x00007fff92d2c811 in ModelSource::itemCount() const (this=0x5555592ecd50) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/datasource/ModelSource.cpp:51 #1 0x00007fff92d2c8bd in ModelSource::minimum() const (this=0x5555592ecd50) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/datasource/ModelSource.cpp:93 #2 0x00007fff92d21d16 in XYChart::<lambda(ChartDataSource*)>::operator() (__closure=<optimized out>, source=<optimized out>) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:107 #3 std::_Function_handler<double(ChartDataSource*), XYChart::updateComputedRange()::<lambda(ChartDataSource*)> >::_M_invoke(const std::_Any_data &, ChartDataSource *&&) (__functor=..., __args#0=<optimized out>) at /usr/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/g++-v9/bits/std_function.h:285 #4 0x00007fff92d28331 in std::function<double (ChartDataSource*)>::operator()(ChartDataSource*) const (__args#0=<optimized out>, this=0x7fffff7ff210) at /usr/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/g++-v9/bits/stl_algo.h:3875 #5 RangeGroup::<lambda(ChartDataSource*)>::operator() (source=0x5555592ecd50, __closure=<synthetic pointer>) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/RangeGroup.cpp:123 #6 std::for_each<QTypedArrayData<ChartDataSource*>::const_iterator, RangeGroup::calculateRange(const QVector<ChartDataSource*>&, std::function<double(ChartDataSource*)>, std::function<double(ChartDataSource*)>)::<lambda(ChartDataSource*)> > (__f=..., __last=..., __first=...) at /usr/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/g++-v9/bits/stl_algo.h:3876 #7 RangeGroup::calculateRange(QVector<ChartDataSource*> const&, std::function<double (ChartDataSource*)>, std::function<double (ChartDataSource*)>) (this=this@entry=0x555558711e50, sources=..., minimumCallback=..., maximumCallback=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/RangeGroup.cpp:125 #8 0x00007fff92d22409 in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/g++-v9/new:174 #9 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #10 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff7ff470) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #11 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff7ff470) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #12 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #13 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #14 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #15 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #16 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #17 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff7ff800) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #18 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff7ff800) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #19 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #20 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #21 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #22 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #23 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #24 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff7ffb90) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #25 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff7ffb90) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #26 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #27 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #28 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #29 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #30 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #31 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff7fff20) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #32 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff7fff20) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #33 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #34 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #35 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #36 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #37 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #38 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff8002b0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #39 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff8002b0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #40 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #41 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #42 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #43 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #44 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #45 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff800640) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #46 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff800640) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #47 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #48 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #49 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #50 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #51 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 #52 0x00007ffff5bbed01 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (this=0x555556869060, r=0x5555582713d0, a=0x7fffff8009d0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #53 0x00007ffff5bfe4c5 in doActivate<false>(QObject*, int, void**) (sender=0x5555582713d0, signal_index=36, argv=0x7fffff8009d0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3870 #54 0x00007ffff5bf835d in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=0x5555582713d0, m=0x7fff92d4df60 <XYChart::staticMetaObject>, local_signal_index=2, argv=0x0) at /usr/src/debug/dev-qt/qtcore-5.14.2/qtbase-everywhere-src-5.14.2/src/corelib/kernel/qobject.cpp:3930 #55 0x00007fff92d1ba23 in XYChart::computedRangeChanged() (this=this@entry=0x5555582713d0) at src/QuickChartsStatic_autogen/EWIEGA46WW/moc_XYChart.cpp:236 #56 0x00007fff92d221b5 in XYChart::setComputedRange(ComputedRange) (this=this@entry=0x5555582713d0, range=...) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:123 #57 0x00007fff92d224ae in XYChart::updateComputedRange() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/XYChart.cpp:113 #58 0x00007fff92d26e3c in BarChart::onDataChanged() (this=0x5555582713d0) at /usr/src/debug/kde-frameworks/kquickcharts-5.70.0/kquickcharts-5.70.0/src/BarChart.cpp:136 --Type <RET> for more, q to quit, c to continue without paging-- -- You 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