https://bugs.kde.org/show_bug.cgi?id=429104
Bug ID: 429104
Summary: Crash (back to SDDM)
Product: kwin
Version: 5.20.3
Platform: Other
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: claudius.ell...@live.de
Target Milestone: ---
SUMMARY
Not sure whether relevant, but I tried to unmaximize a Firefox window with
`Meta + Pg Up`, afterwards the session crashed.
Backtraces from coredumpctl:
Core was generated by `/usr/bin/kwin_wayland --xwayland
--exit-with-session=/usr/lib/startplasma-wayla'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007ff5f9ea6d30 in ?? ()
[Current thread is 1 (LWP 18434)]
(gdb) bt
#0 0x00007ff5f9ea6d30 in ?? ()
Backtrace stopped: Cannot access memory at address 0x7fff3e6add70
Core was generated by `/usr/bin/plasmashell'.
Program terminated with signal SIGABRT, Aborted.
#0 0x00007f1ca1e41615 in raise () from /usr/lib/libc.so.6
(gdb) bt
#0 0x00007f1ca1e41615 in raise () from /usr/lib/libc.so.6
#1 0x00007f1ca1e2a862 in abort () from /usr/lib/libc.so.6
#2 0x00007f1ca223c9ac in QMessageLogger::fatal(char const*, ...) const () from
/usr/lib/libQt5Core.so.5
#3 0x00007f1ca282f646 in QGuiApplicationPrivate::createPlatformIntegration()
() from /usr/lib/libQt5Gui.so.5
#4 0x00007f1ca282fae1 in QGuiApplicationPrivate::createEventDispatcher() ()
from /usr/lib/libQt5Gui.so.5
#5 0x00007f1ca2466936 in QCoreApplicationPrivate::init() () from
/usr/lib/libQt5Core.so.5
#6 0x00007f1ca2832b20 in QGuiApplicationPrivate::init() () from
/usr/lib/libQt5Gui.so.5
#7 0x00007f1ca30fd6aa in QApplicationPrivate::init() () from
/usr/lib/libQt5Widgets.so.5
#8 0x000055bd7f37e328 in ?? ()
#9 0x00007f1ca1e2c152 in __libc_start_main () from /usr/lib/libc.so.6
#10 0x000055bd7f37f1de in ?? ()
Core was generated by `/usr/bin/plasmashell'.
Program terminated with signal SIGABRT, Aborted.
#0 0x00007f6215b5e615 in raise () from /usr/lib/libc.so.6
[Current thread is 1 (Thread 0x7f6211e9c840 (LWP 18517))]
(gdb) bt
#0 0x00007f6215b5e615 in raise () at /usr/lib/libc.so.6
#1 0x00007f6215b5e6a0 in <signal handler called> () at /usr/lib/libc.so.6
#2 0x00007f6215b5e615 in raise () at /usr/lib/libc.so.6
#3 0x00007f6215b47862 in abort () at /usr/lib/libc.so.6
#4 0x00007f6215f599ac in () at /usr/lib/libQt5Core.so.5
#5 0x00007f6211a570fa in () at /usr/lib/libQt5WaylandClient.so.5
#6 0x00007f6211a65491 in QtWaylandClient::QWaylandDisplay::flushRequests() ()
at /usr/lib/libQt5WaylandClient.so.5
#7 0x00007f62161b4070 in () at /usr/lib/libQt5Core.so.5
#8 0x00007f62161b75a0 in QSocketNotifier::activated(QSocketDescriptor,
QSocketNotifier::Type, QSocketNotifier::QPrivateSignal) ()
at /usr/lib/libQt5Core.so.5
#9 0x00007f62161b7dad in QSocketNotifier::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#10 0x00007f6216e15752 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#11 0x00007f621617ccda in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#12 0x00007f62161d6556 in () at /usr/lib/libQt5Core.so.5
#13 0x00007f62145f3914 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#14 0x00007f62146477d1 in () at /usr/lib/libglib-2.0.so.0
#15 0x00007f62145f2121 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#16 0x00007f62161d5941 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#17 0x00007f621617b65c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#18 0x00007f6216183af4 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#19 0x00005623cae24f99 in ()
#20 0x00007f6215b49152 in __libc_start_main () at /usr/lib/libc.so.6
#21 0x00005623cae251de in ()
(plasmashell seems to have crashed twice consecutively)
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