https://bugs.kde.org/show_bug.cgi?id=464637
Bug ID: 464637
Summary: Kwin crash
Classification: Plasma
Product: kwin
Version: 5.26.90
Platform: Archlinux
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: kishor...@gmail.com
Target Milestone: ---
SUMMARY
While I was using my system, the windows flashed black for a moment, then I got
a crash notification for kwin. I don't remember exactly what I was doing at
that time, so I am unable to reproduce it.
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 5.26.90
KDE Frameworks Version: 5.102.0
Qt Version: 5.15.8
Kernel Version: 6.1.7-arch1-1 (64-bit)
Graphics Platform: X11
Graphics Processor: AMD Radeon Vega 8 Graphics
BACKTRACE
#0 __GI___pthread_sigmask (how=1, newmask=<optimized out>, oldmask=0x0) at
pthread_sigmask.c:43
#1 0x00007f0aa0c51bdd in __GI___sigprocmask (how=<optimized out>,
set=<optimized out>, oset=<optimized out>)
at ../sysdeps/unix/sysv/linux/sigprocmask.c:25
#2 0x00007f0aa3d121eb in KCrash::setCrashHandler(void (*)(int))
(handler=handler@entry=0x0) at
/usr/src/debug/kcrash/kcrash-5.102.0/src/kcrash.cpp:414
#3 0x00007f0aa3d147e6 in KCrash::defaultCrashHandler(int) (sig=11) at
/usr/src/debug/kcrash/kcrash-5.102.0/src/kcrash.cpp:625
#4 0x00007f0aa0c519e0 in <signal handler called> () at /usr/lib/libc.so.6
#5 0x0000000000000de1 in ()
#6 0x000055c7cb669460 in ()
#7 0x000055c7cb66a5b8 in ()
#8 0x00007f0aa3814cb7 in
KWin::EffectsHandlerImpl::highlightWindows(QVector<KWin::EffectWindow*> const&)
() at /usr/lib/libkwin.so.5
#9 0x00007f0aa3a8cbe2 in () at /usr/lib/libkwin.so.5
#10 0x00007f0aa3a9238c in () at /usr/lib/libkwin.so.5
#11 0x00007f0aa3a8bd47 in KWin::TabBox::TabBox::close(bool) () at
/usr/lib/libkwin.so.5
#12 0x00007f0aa3a8c06b in KWin::TabBox::TabBox::accept(bool) () at
/usr/lib/libkwin.so.5
#13 0x00007f0aa3a8c2f3 in KWin::TabBox::TabBox::modifiersReleased() () at
/usr/lib/libkwin.so.5
#14 0x00007f0aa3a951fd in () at /usr/lib/libkwin.so.5
#15 0x00007f0aa385d6bf in
KWin::Application::dispatchEvent(xcb_generic_event_t*) () at
/usr/lib/libkwin.so.5
#16 0x00007f0aa1e8470f in
QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*)
(this=<optimized out>, eventType=..., message=message@entry=0x7f0a8c069290,
result=result@entry=0x7ffc9d221620)
at kernel/qabstracteventdispatcher.cpp:495
#17 0x00007f0a9c506f71 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*)
(this=this@entry=0x55c7ccd623c0, event=event@entry=0x7f0a8c069290)
at
/usr/src/debug/qt5-base/qtbase/src/plugins/platforms/xcb/qxcbconnection.cpp:579
#18 0x00007f0a9c50b550 in
QXcbConnection::processXcbEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55c7ccd623c0, flags=...)
at
/usr/src/debug/qt5-base/qtbase/src/plugins/platforms/xcb/qxcbconnection.cpp:1065
#19 0x00007f0a9c52f9c8 in xcbSourceDispatch(GSource*, GSourceFunc, gpointer)
(source=<optimized out>)
at
/usr/src/debug/qt5-base/qtbase/src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:103
#20 0x00007f0a9fc6d87b in g_main_dispatch (context=0x7f0a94005010) at
../glib/glib/gmain.c:3454
#21 g_main_context_dispatch (context=0x7f0a94005010) at
../glib/glib/gmain.c:4172
#22 0x00007f0a9fcc4c89 in g_main_context_iterate.constprop.0
(context=0x7f0a94005010, block=1, dispatch=1, self=<optimized out>)
at ../glib/glib/gmain.c:4248
#23 0x00007f0a9fc6c132 in g_main_context_iteration (context=0x7f0a94005010,
may_block=1) at ../glib/glib/gmain.c:4313
#24 0x00007f0aa1ed8b2c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55c7cce59210, flags=...)
at kernel/qeventdispatcher_glib.cpp:423
#25 0x00007f0aa1e865ac in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7ffc9d2219a0,
flags=...)
at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#26 0x00007f0aa1e910d9 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#27 0x000055c7cb62ec94 in ()
#28 0x00007f0aa0c3c290 in __libc_start_call_main
(main=main@entry=0x55c7cb62e880, argc=argc@entry=2,
argv=argv@entry=0x7ffc9d221c98) at ../sysdeps/nptl/libc_start_call_main.h:58
#29 0x00007f0aa0c3c34a in __libc_start_main_impl (main=0x55c7cb62e880, argc=2,
argv=0x7ffc9d221c98, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffc9d221c88) at ../csu/libc-start.c:381
#30 0x000055c7cb630205 in ()
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