https://bugs.kde.org/show_bug.cgi?id=438149

--- Comment #4 from Oded Arbel <o...@geek.co.il> ---
The interesting part of the crash file is here:

----8<----
SegvAnalysis:
 Segfault happened at: 0x7ff4070a7a86
<_ZN4KWin15UserActionsMenu26slotToggleOnVirtualDesktopEP7QAction.cold>:   mov  
 0x0,%rax
 PC (0x7ff4070a7a86) ok
 source "0x0" (0x00000000) not located in a known VMA region (needed readable
region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
SourcePackage: kwin

Stacktrace:
 #0  0x00007ff4070a7a86 in
KWin::UserActionsMenu::slotToggleOnVirtualDesktop(QAction*) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
 #1  0x00007ff40571a2ee in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffd9c1cc400, r=0x564601447dd0, this=0x5646034ee8a0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
         obj = std::unique_ptr<QtPrivate::QSlotObjectBase> = {get() =
0x5646034ee8a0}
         receiver = 0x564601447dd0
         td = <optimized out>
         receiverInSameThread = <optimized out>
         senderData = {previous = 0x0, receiver = 0x564601447dd0, sender =
0x564600fb6490, signal = 9}
         c = 0x564602978f30
         connections = {d = 0x564602cb1b70}
         list = <optimized out>
         inSenderThread = true
         highestConnectionId = 6
         signalVector = 0x5646035c29c0
         currentThreadId = 0x7ff3ffe748c0
         sp = <optimized out>
         signal_spy_set = 0x0
         empty_argv = {0x0}
         senderDeleted = false
 #2  doActivate<false>(QObject*, int, void**) (sender=0x564600fb6490,
signal_index=9, argv=0x7ffd9c1cc400) at kernel/qobject.cpp:3886
         obj = std::unique_ptr<QtPrivate::QSlotObjectBase> = {get() =
0x5646034ee8a0}
         receiver = 0x564601447dd0
         td = <optimized out>
         receiverInSameThread = <optimized out>
         senderData = {previous = 0x0, receiver = 0x564601447dd0, sender =
0x564600fb6490, signal = 9}
         c = 0x564602978f30
         connections = {d = 0x564602cb1b70}
         list = <optimized out>
         inSenderThread = true
         highestConnectionId = 6
         signalVector = 0x5646035c29c0
         currentThreadId = 0x7ff3ffe748c0
         sp = <optimized out>
         signal_spy_set = 0x0
         empty_argv = {0x0}
         senderDeleted = false
 #3  0x00007ff406521c66 in QMenu::triggered(QAction*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #4  0x00007ff40652b3fc in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #5  0x00007ff40652ecd2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #6  0x00007ff40571a320 in doActivate<false>(QObject*, int, void**)
(sender=0x564602375710, signal_index=4, argv=0x7ffd9c1cc5d0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
         method_relative = <optimized out>
         callFunction = <optimized out>
         methodIndex = 0
         receiver = 0x564600fb6490
         td = <optimized out>
         receiverInSameThread = <optimized out>
         senderData = {previous = 0x0, receiver = 0x564600fb6490, sender =
0x564602375710, signal = 4}
         c = 0x5646011b2ac0
         connections = {d = 0x564602ac77b0}
         list = <optimized out>
         inSenderThread = true
         highestConnectionId = 2
         signalVector = 0x564602abff60
         currentThreadId = 0x7ff3ffe748c0
         sp = <optimized out>
         signal_spy_set = 0x0
         empty_argv = {0x0}
         senderDeleted = false
 #7  0x00007ff4063968e6 in QAction::triggered(bool) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #8  0x00007ff406398fb8 in QAction::activate(QAction::ActionEvent) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #9  0x00007ff406523832 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #10 0x00007ff40652af7e in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #11 0x00007ff40652deaa in QMenu::keyPressEvent(QKeyEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #12 0x00007ff4063e01b5 in QWidget::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #13 0x00007ff40652e81b in QMenu::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #14 0x00007ff40639cdc3 in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #15 0x00007ff4063a6366 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #16 0x00007ff4056e32ca in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564600fb6490, event=0x7ffd9c1cce50) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
         selfRequired = true
         result = false
         cbdata = {0x564600fb6490, 0x7ffd9c1cce50, 0x7ffd9c1ccb0f}
         d = <optimized out>
         threadData = 0x564600a75520
         scopeLevelCounter = {threadData = 0x564600a75520}
 #17 0x00007ff4063fe28e in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #18 0x00007ff40639cdc3 in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #19 0x00007ff4063a5bb8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #20 0x00007ff4056e32ca in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564600fa4510, event=0x7ffd9c1cce50) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
         selfRequired = true
         result = false
         cbdata = {0x564600fa4510, 0x7ffd9c1cce50, 0x7ffd9c1ccddf}
         d = <optimized out>
         threadData = 0x564600a75520
         scopeLevelCounter = {threadData = 0x564600a75520}
 #21 0x00007ff407167d5b in
KWin::InternalWindowEventFilter::keyEvent(QKeyEvent*) (this=0x5646018d48a0,
event=0x7ffd9c1ccf90) at ./src/input.cpp:1007
         internalClients = <optimized out>
         found = 0x564600fa4510
         it = <optimized out>
         xkb = <optimized out>
         key = Qt::Key_Return
         internalEvent = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff406034bc0 <vtable for QKeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 0, reserved = 0}, modState = {i = 0}, ts
= 0}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}
 #22 0x00007ff407174875 in std::__invoke_impl<bool, bool
(KWin::InputEventFilter::*&)(QKeyEvent*), KWin::InputEventFilter* const&,
KWin::KeyEvent*&>(std::__invoke_memfun_deref, bool
(KWin::InputEventFilter::*&)(QKeyEvent*), KWin::InputEventFilter* const&,
KWin::KeyEvent*&) (__t=@0x5646014f55e8: 0x5646018d48a0, __f=@0x7ffd9c1ccf30:
&virtual table offset 32) at /usr/include/c++/9/bits/invoke.h:89
         __trip_count = <optimized out>
 #23 std::__invoke<bool (KWin::InputEventFilter::*&)(QKeyEvent*),
KWin::InputEventFilter* const&, KWin::KeyEvent*&>(bool
(KWin::InputEventFilter::*&)(QKeyEvent*), KWin::InputEventFilter* const&,
KWin::KeyEvent*&) (__fn=@0x7ffd9c1ccf30: &virtual table offset 32) at
/usr/include/c++/9/bits/invoke.h:95
         __trip_count = <optimized out>
 #24 std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>::__call<bool, KWin::InputEventFilter* const&,
0ul, 1ul>(std::tuple<KWin::InputEventFilter* const&>&&, std::_Index_tuple<0ul,
1ul>) (__args=..., this=0x7ffd9c1ccf30) at /usr/include/c++/9/functional:400
         __trip_count = <optimized out>
 #25 std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>::operator()<KWin::InputEventFilter* const&,
bool>(KWin::InputEventFilter* const&) (this=0x7ffd9c1ccf30) at
/usr/include/c++/9/functional:484
         __trip_count = <optimized out>
 #26 __gnu_cxx::__ops::_Iter_pred<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>::operator()<KWin::InputEventFilter* const*>(KWin::InputEventFilter* const*)
(__it=0x5646014f55e8, this=0x7ffd9c1ccf30) at
/usr/include/c++/9/bits/predefined_ops.h:283
         __trip_count = <optimized out>
 #27 std::__find_if<KWin::InputEventFilter* const*,
__gnu_cxx::__ops::_Iter_pred<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
> >(KWin::InputEventFilter* const*, KWin::InputEventFilter* const*,
__gnu_cxx::__ops::_Iter_pred<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>, std::random_access_iterator_tag) (__first=0x5646014f55e8,
__last=0x5646014f5608, __pred=...) at /usr/include/c++/9/bits/stl_algo.h:120
         __trip_count = <optimized out>
 #28 0x00007ff40717445c in std::__find_if<KWin::InputEventFilter* const*,
__gnu_cxx::__ops::_Iter_pred<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
> >(KWin::InputEventFilter* const*, KWin::InputEventFilter* const*,
__gnu_cxx::__ops::_Iter_pred<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>) (__pred=..., __last=<optimized out>, __first=<optimized out>) at
/usr/include/c++/9/bits/stl_algo.h:159
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #29 std::find_if<KWin::InputEventFilter* const*, std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>(KWin::InputEventFilter* const*, KWin::InputEventFilter* const*,
std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>) (__pred=..., __last=<optimized out>,
__first=<optimized out>) at /usr/include/c++/9/bits/stl_algo.h:3963
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #30 std::none_of<KWin::InputEventFilter* const*, std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>(KWin::InputEventFilter* const*, KWin::InputEventFilter* const*,
std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>) (__pred=..., __last=<optimized out>,
__first=<optimized out>) at /usr/include/c++/9/bits/stl_algo.h:526
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #31 std::any_of<KWin::InputEventFilter* const*, std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>(KWin::InputEventFilter* const*, KWin::InputEventFilter* const*,
std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>) (__pred=..., __last=<optimized out>,
__first=<optimized out>) at /usr/include/c++/9/bits/stl_algo.h:544
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #32 KWin::InputRedirection::processFilters<std::_Bind<bool
(KWin::InputEventFilter::*(std::_Placeholder<1>, KWin::KeyEvent*))(QKeyEvent*)>
>(std::_Bind<bool (KWin::InputEventFilter::*(std::_Placeholder<1>,
KWin::KeyEvent*))(QKeyEvent*)>) (function=..., this=<optimized out>) at
./src/input.h:225
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #33 KWin::KeyboardInputRedirection::processKey(unsigned int,
KWin::InputRedirection::KeyboardKeyState, unsigned int,
KWin::LibInput::Device*) (this=0x564600b07e90, key=<optimized out>,
state=<optimized out>, time=6910410, device=0x564600c756c0) at
./src/keyboard_input.cpp:221
         type = QEvent::KeyPress
         autoRepeat = false
         previousLayout = 0
         keySym = 65293
         globalShortcutsModifiers = <optimized out>
         event = {<QKeyEvent> = {<QInputEvent> = {<QEvent> = {_vptr.QEvent =
0x7ff4073660b8 <vtable for KWin::KeyEvent+16>, static staticMetaObject = {d =
{superdata = {direct = 0x0}, stringdata = 0x7ff4058af2a0
<qt_meta_stringdata_QEvent>, data = 0x7ff4058aece0 <qt_meta_data_QEvent>,
static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x0, t
= 6, posted = 0, spont = 0, m_accept = 1, reserved = 0}, modState = {i = 0}, ts
= 6910410}, txt = {static null = {<No data fields>}, d = 0x564601184920}, k =
16777220, nScanCode = 28, nVirtualKey = 65293, nModifiers = 0, c = 1, autor =
0}, m_device = 0x564600c756c0, m_modifiersRelevantForShortcuts = {i = 0}}
 #34 0x00007ff40571a2ee in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffd9c1cd130, r=0x564600b07e90, this=0x564600b48d90) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
         obj = std::unique_ptr<QtPrivate::QSlotObjectBase> = {get() =
0x564600b48d90}
         receiver = 0x564600b07e90
         td = <optimized out>
         receiverInSameThread = <optimized out>
         senderData = {previous = 0x0, receiver = 0x564600b07e90, sender =
0x564600b27c50, signal = 3}
         c = 0x564600b279b0
         connections = {d = 0x7ff3f80128b0}
         list = <optimized out>
         inSenderThread = false
         highestConnectionId = 40
         signalVector = 0x564600b62550
         currentThreadId = 0x7ff3ffe748c0
         sp = <optimized out>
         signal_spy_set = 0x0
         empty_argv = {0x0}
         senderDeleted = false
 #35 doActivate<false>(QObject*, int, void**) (sender=0x564600b27c50,
signal_index=3, argv=0x7ffd9c1cd130) at kernel/qobject.cpp:3886
         obj = std::unique_ptr<QtPrivate::QSlotObjectBase> = {get() =
0x564600b48d90}
         receiver = 0x564600b07e90
         td = <optimized out>
         receiverInSameThread = <optimized out>
         senderData = {previous = 0x0, receiver = 0x564600b07e90, sender =
0x564600b27c50, signal = 3}
         c = 0x564600b279b0
         connections = {d = 0x7ff3f80128b0}
         list = <optimized out>
         inSenderThread = false
         highestConnectionId = 40
         signalVector = 0x564600b62550
         currentThreadId = 0x7ff3ffe748c0
         sp = <optimized out>
         signal_spy_set = 0x0
         empty_argv = {0x0}
         senderDeleted = false
 #36 0x00007ff4057136b7 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) (sender=sender@entry=0x564600b27c50, m=m@entry=0x7ff407373560
<KWin::LibInput::Connection::staticMetaObject>,
local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd9c1cd130)
at kernel/qobject.cpp:3946
 #37 0x00007ff4070aff0d in KWin::LibInput::Connection::keyChanged(unsigned int,
KWin::InputRedirection::KeyboardKeyState, unsigned int,
KWin::LibInput::Device*) (this=this@entry=0x564600b27c50, _t1=<optimized out>,
_t2=<optimized out>, _t2@entry=KWin::InputRedirection::KeyboardKeyPressed,
_t3=<optimized out>, _t3@entry=6910410, _t4=<optimized out>,
_t4@entry=0x564600c756c0) at
./obj-x86_64-linux-gnu/src/kwin_autogen/PCJB6APXE6/moc_connection.cpp:619
         _a = {0x0, 0x7ffd9c1cd12c, 0x7ffd9c1cd128, 0x7ffd9c1cd124,
0x7ffd9c1cd118}
 #38 0x00007ff407184618 in KWin::LibInput::Connection::processEvents()
(this=0x564600b27c50) at ./src/libinput/connection.cpp:422
         ke = 0x7ff3f40064c0
         event = {d = 0x7ff3f40064c0}
         locker = {val = 94858659396761}
 #39 0x00007ff405710e69 in QObject::event(QEvent*) (this=0x564600b03140,
e=0x7ff3f400b270) at kernel/qobject.cpp:1314
         mce = 0x7ff3f400b270
         sender = {previous = 0x0, receiver = 0x564600b03140, sender =
0x564600b27c50, signal = 37}
 #40 0x00007ff40639cdc3 in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #41 0x00007ff4063a5bb8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
 #42 0x00007ff4056e32ca in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x564600b03140, event=0x7ff3f400b270) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
         selfRequired = true
         result = false
         cbdata = {0x564600b03140, 0x7ff3f400b270, 0x7ffd9c1cd4bf}
         d = <optimized out>
         threadData = 0x564600a75520
         scopeLevelCounter = {threadData = 0x564600a75520}
 #43 0x00007ff4056e5bd1 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=0x0, event_type=0, data=0x564600a75520) at
kernel/qcoreapplication.cpp:1821
         e = 0x7ff3f400b270
         pe = <optimized out>
         r = 0x564600b03140
         event_deleter = {d = 0x7ff3f400b270}
         locker = {_M_device = 0x564600a75550, _M_owns = false}
         startOffset = 0
         i = @0x564600a75544: 1
         cleanup = {receiver = 0x0, event_type = 0, data = 0x564600a75520,
exceptionCaught = true}
 #44 0x00007ff40573aebe in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x564600aafd70, flags=...) at kernel/qeventdispatcher_unix.cpp:468
         d = 0x564600aaad70
         threadData = 0x564600a75520
         include_timers = <optimized out>
         canWait = <optimized out>
         tm = <optimized out>
         wait_tm = {tv_sec = 148, tv_nsec = 627000000}
         nevents = <optimized out>
 #45 0x0000564600651a91 in  ()
 #46 0x00007ff4056e1dcb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffd9c1cd6f0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
         d = 0x564600c4d8b0
         threadData = <optimized out>
         locker = {val = 94858658763928}
         app = <optimized out>
 #47 0x00007ff4056e9f84 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
         threadData = 0x564600a75520
         eventLoop = {<QObject> = {_vptr.QObject = 0x7ff40597d268 <vtable for
QEventLoop+16>, static staticMetaObject = {d = {superdata = {direct = 0x0},
stringdata = 0x7ff4058b3940 <qt_meta_stringdata_QObject>, data = 0x7ff4058b3820
<qt_meta_data_QObject>, static_metacall = 0x7ff405718930
<QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>,
relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x564600c4d8b0},
static staticQtMetaObject = {d = {superdata = {direct = 0x0}, stringdata =
0x7ff4058b68e0 <qt_meta_stringdata_Qt>, data = 0x7ff4058b3a60
<qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata =
0x0}}}, static staticMetaObject = {d = {superdata = {direct = 0x7ff405974ae0
<QObject::staticMetaObject>}, stringdata = 0x7ff4058ae160
<qt_meta_stringdata_QEventLoop>, data = 0x7ff4058ae100
<qt_meta_data_QEventLoop>, static_metacall = 0x7ff4056e1ae0
<QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>,
relatedMetaObjects = 0x0, extradata = 0x0}}}
         returnCode = <optimized out>
 #48 0x00005646005df014 in  ()
 #49 0x00007ff404e6bcb2 in __libc_start_main (main=0x5646005dd0e0, argc=5,
argv=0x7ffd9c1cdc08, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd9c1cdbf8) at ../csu/libc-start.c:314
         result = <optimized out>
         unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -3574059739443436591,
94858653858384, 0, 0, 0, -7128816224719150127, -7133021636619607087},
mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x5, 0x7ffd9c1cdc08}, data =
{prev = 0x0, cleanup = 0x0, canceltype = 5}}}
         not_first_call = <optimized out>
 #50 0x00005646005dfa7e in  ()
StacktraceAddressSignature:
/usr/bin/kwin_wayland:11:/usr/lib/x86_64-linux-gnu/libkwin.so.5.22.80+11a86:/usr/lib/x86_64-linux-gnu/libQt5Core.so.5.15.3+25b2ee:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1a2c66:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1ac3fc:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1afcd2:/usr/lib/x86_64-linux-gnu/libQt5Core.so.5.15.3+25b320:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+178e6:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+19fb8:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1a4832:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1abf7e:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1aeeaa:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+611b5:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1af81b:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+1ddc3:/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5.15.3+27366
----8<----

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