https://bugs.kde.org/show_bug.cgi?id=489430
--- Comment #7 from fishbon...@outlook.com ---
Thanks to Arch Linux's official debuginfod, I can have a better backtrace:
======================
======== SIGV =========
======================
#0 __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44
#1 0x000070b626ca8eb3 in __pthread_kill_internal (threadid=<optimized out>,
signo=11) at pthread_kill.c:78
#2 0x000070b626c50a30 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26
#3 0x000070b62a48f643 in KCrash::defaultCrashHandler (sig=11) at
/usr/src/debug/kcrash/kcrash-6.3.0/src/kcrash.cpp:597
#4 0x000070b626c50ae0 in <signal handler called> () at /usr/lib/libc.so.6
#5 0x000070b629281d26 in ??? () at /usr/lib/libQt6Qml.so.6
#6 0x000070b629df5fd8 in KWin::OffscreenQuickView::update
(this=0x592ada773200)
at /usr/src/debug/kwin/kwin-6.1.1.2/src/effect/offscreenquickview.cpp:267
#7 KWin::OffscreenQuickView::update (this=0x592ada773200) at
/usr/src/debug/kwin/kwin-6.1.1.2/src/effect/offscreenquickview.cpp:200
#8 0x000070b6273a16f7 in QtPrivate::QSlotObjectBase::call
(this=0x592ada80f4f0, r=0x592ada773200, a=0x7ffc3db32280, this=<optimized
out>, r=<optimized out>, a=<optimized out>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:469
#9 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4086
#10 0x000070b6273a9885 in QTimer::timeout (this=0x70b61000f5a0, _t1=...)
at
/usr/src/debug/qt6-base/build/src/corelib/Core_autogen/include/moc_qtimer.cpp:224
#11 QTimer::timerEvent (e=<optimized out>, this=0x70b61000f5a0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimer.cpp:258
#12 QTimer::timerEvent (this=0x70b61000f5a0, e=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimer.cpp:252
#13 0x000070b62738bfc9 in QObject::event (this=0x70b61000f5a0,
e=0x7ffc3db32430)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1427
#14 0x000070b6282fc51c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x70b61000f5a0, e=0x7ffc3db32430)
at /usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3287
#15 0x000070b627344d28 in QCoreApplication::notifyInternal2
(receiver=0x70b61000f5a0, event=0x7ffc3db32430)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1142
#16 0x000070b6274c3c98 in QCoreApplication::sendEvent (receiver=<optimized
out>, event=0x7ffc3db32430)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1583
#17 QTimerInfoList::activateTimers (this=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:434
#18 0x000070b6275a4979 in timerSourceDispatch (source=<optimized out>)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:150
#19 0x000070b62625ba89 in g_main_dispatch (context=0x70b618000f00) at
../glib/glib/gmain.c:3344
#20 0x000070b6262bd9b7 in g_main_context_dispatch_unlocked
(context=0x70b618000f00) at ../glib/glib/gmain.c:4152
#21 g_main_context_iterate_unlocked.isra.0
(context=context@entry=0x70b618000f00, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>)
at ../glib/glib/gmain.c:4217
#22 0x000070b62625af95 in g_main_context_iteration (context=0x70b618000f00,
may_block=1) at ../glib/glib/gmain.c:4282
#23 0x000070b6275a2cbd in QEventDispatcherGlib::processEvents
(this=0x592ad9faa2e0, flags=...)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:394
#24 0x000070b62734f01e in QEventLoop::processEvents (this=0x7ffc3db32710,
flags=...)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:100
#25 QEventLoop::exec (this=0x7ffc3db32710, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:182
#26 0x000070b62734934d in QCoreApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/corelib/global/qflags.h:74
#27 0x000070b6282f83ba in QApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:2555
#28 0x0000592ad2535e2b in main (argc=<optimized out>, argv=0x7ffc3db32ac8) at
/usr/src/debug/kwin/kwin-6.1.1.2/src/main_x11.cpp:467
=============================
=========== SIGABRT ==========
=============================
#0 __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#1 0x00007e7bdfca8eb3 in __pthread_kill_internal (threadid=<optimized out>,
signo=6) at pthread_kill.c:78
#2 0x00007e7bdfc50a30 in __GI_raise (sig=6) at ../sysdeps/posix/raise.c:26
#3 0x00007e7be3457643 in KCrash::defaultCrashHandler (sig=6) at
/usr/src/debug/kcrash/kcrash-6.3.0/src/kcrash.cpp:597
#4 0x00007e7bdfc50ae0 in <signal handler called> () at /usr/lib/libc.so.6
#5 __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=6, no_tid=no_tid@entry=0) at pthread_kill.c:44
#6 0x00007e7bdfca8eb3 in __pthread_kill_internal (threadid=<optimized out>,
signo=6) at pthread_kill.c:78
#7 0x00007e7bdfc50a30 in __GI_raise (sig=sig@entry=6) at
../sysdeps/posix/raise.c:26
#8 0x00007e7bdfc384c3 in __GI_abort () at abort.c:79
#9 0x00007e7bdfe97b0c in __gnu_cxx::__verbose_terminate_handler () at
/usr/src/debug/gcc/gcc/libstdc++-v3/libsupc++/vterminate.cc:95
#10 0x00007e7bdfeadf1a in __cxxabiv1::__terminate (handler=<optimized out>)
at /usr/src/debug/gcc/gcc/libstdc++-v3/libsupc++/eh_terminate.cc:48
#11 0x00007e7bdfe9750a in std::terminate () at
/usr/src/debug/gcc/gcc/libstdc++-v3/libsupc++/eh_terminate.cc:58
#12 0x00007e7bdfeaedb5 in __cxxabiv1::__cxa_pure_virtual () at
/usr/src/debug/gcc/gcc/libstdc++-v3/libsupc++/pure.cc:50
#13 0x00007e7be2df5fd8 in KWin::OffscreenQuickView::update
(this=0x630aed9eae50)
at /usr/src/debug/kwin/kwin-6.1.1.2/src/effect/offscreenquickview.cpp:267
#14 KWin::OffscreenQuickView::update (this=0x630aed9eae50) at
/usr/src/debug/kwin/kwin-6.1.1.2/src/effect/offscreenquickview.cpp:200
#15 0x00007e7be03a16f7 in QtPrivate::QSlotObjectBase::call
(this=0x7e7bcc027380, r=0x630aed9eae50, a=0x7ffee452a830, this=<optimized
out>, r=<optimized out>, a=<optimized out>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:469
#16 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4086
#17 0x00007e7be03a9885 in QTimer::timeout (this=0x630aed6dde80, _t1=...)
at
/usr/src/debug/qt6-base/build/src/corelib/Core_autogen/include/moc_qtimer.cpp:224
#18 QTimer::timerEvent (e=<optimized out>, this=0x630aed6dde80) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimer.cpp:258
#19 QTimer::timerEvent (this=0x630aed6dde80, e=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimer.cpp:252
#20 0x00007e7be038bfc9 in QObject::event (this=0x630aed6dde80,
e=0x7ffee452a9e0)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1427
#21 0x00007e7be12fc51c in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x630aed6dde80, e=0x7ffee452a9e0)
at /usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3287
#22 0x00007e7be0344d28 in QCoreApplication::notifyInternal2
(receiver=0x630aed6dde80, event=0x7ffee452a9e0)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1142
#23 0x00007e7be04c3c98 in QCoreApplication::sendEvent (receiver=<optimized
out>, event=0x7ffee452a9e0)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1583
#24 QTimerInfoList::activateTimers (this=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:434
#25 0x00007e7be05a49b1 in timerSourceDispatch (source=<optimized out>)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:150
#26 idleTimerSourceDispatch (source=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:197
#27 0x00007e7bdf227a89 in g_main_dispatch (context=0x7e7bd4000f00) at
../glib/glib/gmain.c:3344
#28 0x00007e7bdf2899b7 in g_main_context_dispatch_unlocked
(context=0x7e7bd4000f00) at ../glib/glib/gmain.c:4152
#29 g_main_context_iterate_unlocked.isra.0
(context=context@entry=0x7e7bd4000f00, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>)
at ../glib/glib/gmain.c:4217
#30 0x00007e7bdf226f95 in g_main_context_iteration (context=0x7e7bd4000f00,
may_block=1) at ../glib/glib/gmain.c:4282
#31 0x00007e7be05a2cbd in QEventDispatcherGlib::processEvents
(this=0x630aeae4e560, flags=...)
at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:394
#32 0x00007e7be034f01e in QEventLoop::processEvents (this=0x7ffee452acc0,
flags=...)
at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:100
#33 QEventLoop::exec (this=0x7ffee452acc0, flags=...) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qeventloop.cpp:182
#34 0x00007e7be034934d in QCoreApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/corelib/global/qflags.h:74
#35 0x00007e7be12f83ba in QApplication::exec () at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:2555
#36 0x0000630ac19bde2b in main (argc=<optimized out>, argv=0x7ffee452b078) at
/usr/src/debug/kwin/kwin-6.1.1.2/src/main_x11.cpp:467
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