https://bugs.kde.org/show_bug.cgi?id=459584

Nate Graham <n...@kde.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |n...@kde.org
           Severity|normal                      |crash
            Summary|Invoking switch users from  |Invoking switch users from
                   |overview effect crashes     |overview effect crashes
                   |KWin                        |KWin in
                   |                            |KWin::QuickSceneView::~Quic
                   |                            |kSceneView

--- Comment #2 from Nate Graham <n...@kde.org> ---
Pasting the lrelevant part of the backtrace inline for searchability:

#29 0x00007fa6e0aac58e in std::unique_ptr<QQuickItem,
std::default_delete<QQuickItem> >::~unique_ptr()
    (this=0x55794c550468, __in_chrg=<optimized out>) at
/usr/include/c++/12.2.0/bits/unique_ptr.h:396
        __ptr = @0x55794c550468: 0x55794c65c570
#30 0x00007fa6e0aafc58 in KWin::QuickSceneView::~QuickSceneView()
    (this=0x55794c550440, __in_chrg=<optimized out>)
    at /home/natalie/kde/src/kwin/src/libkwineffects/kwinquickeffect.cpp:60
#31 0x00007fa6e0aafc80 in KWin::QuickSceneView::~QuickSceneView()
    (this=0x55794c550440, __in_chrg=<optimized out>)
    at /home/natalie/kde/src/kwin/src/libkwineffects/kwinquickeffect.cpp:60
#32 0x00007fa6e0ab554c in qDeleteAll<QHash<KWin::EffectScreen*,
KWin::QuickSceneView*>::const_iterator>(QHash<KWin::EffectScreen*,
KWin::QuickSceneView*>::const_iterator, QHash<KWin::EffectScreen*,
KWin::QuickSceneView*>::const_iterator) (begin=..., end=...) at
/usr/include/qt/QtCore/qalgorithms.h:320
#33 0x00007fa6e0ab4984 in qDeleteAll<QHash<KWin::EffectScreen*,
KWin::QuickSceneView*> >(QHash<KWin::EffectScreen*, KWin::QuickSceneView*>
const&) (c=...) at /usr/include/qt/QtCore/qalgorithms.h:328
#34 0x00007fa6e0ab218a in KWin::QuickSceneEffect::stopInternal()
(this=0x55794b2b0b00)
    at /home/natalie/kde/src/kwin/src/libkwineffects/kwinquickeffect.cpp:437
#35 0x00007fa6e0ab05c7 in KWin::QuickSceneEffect::setRunning(bool)
    (this=0x55794b2b0b00, running=false)
    at /home/natalie/kde/src/kwin/src/libkwineffects/kwinquickeffect.cpp:177
#36 0x00005579497a3351 in KWin::OverviewEffect::realDeactivate()
(this=0x55794b2b0b00)
    at /home/natalie/kde/src/kwin/src/effects/overview/overvieweffect.cpp:291
#37 0x00005579497a4606 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>,
QtPrivate::List<>, void, void (KWin::OverviewEffect::*)()>::call(void
(KWin::OverviewEffect::*)(), KWin::OverviewEffect*, void**)
    (f=(void (KWin::OverviewEffect::*)(class KWin::OverviewEffect * const))
0x5579497a3334 <KWin::OverviewEffect::realDeactivate()>, o=0x55794b2b0b00,
arg=0x7ffd5a20bf00)
    at /usr/include/qt/QtCore/qobjectdefs_impl.h:152
#38 0x00005579497a449b in QtPrivate::FunctionPointer<void
(KWin::OverviewEffect::*)()>::call<QtPrivate::List<>, void>(void
(KWin::OverviewEffect::*)(), KWin::OverviewEffect*, void**)
    (f=(void (KWin::OverviewEffect::*)(class KWin::OverviewEffect * const))
0x5579497a3334 <KWin::OverviewEffect::realDeactivate()>, o=0x55794b2b0b00,
arg=0x7ffd5a20bf00)
    at /usr/include/qt/QtCore/qobjectdefs_impl.h:185
#39 0x00005579497a43fb in QtPrivate::QSlotObject<void
(KWin::OverviewEffect::*)(), QtPrivate::List<>, void>::impl(int,
QtPrivate::QSlotObjectBase*, QObject*, void**, bool*)
    (which=1, this_=0x55794b333b80, r=0x55794b2b0b00, a=0x7ffd5a20bf00,
ret=0x0)
    at /usr/include/qt/QtCore/qobjectdefs_impl.h:418

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