https://bugs.kde.org/show_bug.cgi?id=457144
Bug ID: 457144
Summary: KWin crashes when a Discord link is clicked
Product: kwin
Version: git master
Platform: Compiled Sources
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: core
Assignee: kwin-bugs-n...@kde.org
Reporter: espi...@gmail.com
Target Milestone: ---
SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug
symbols.
See
https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***
Clicking on a link in Discord in a Wayland session sometimes causes KWin to
crash and the session restarts.
STEPS TO REPRODUCE
1. Open the application Discord
2. Click on a link, which should attempt to open the link in a browser
OBSERVED RESULT
Most of the time the screen goes black, and the session comes back after a few
seconds.
EXPECTED RESULT
The session doesn't crash.
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Arch Linux
(available in About System)
KDE Plasma Version: 5.25.3
KDE Frameworks Version: 5.97.0
Qt Version: 5.15.5
ADDITIONAL INFORMATION
(gdb) backtrace
#0 0x00007f559eb2c36c in () at /usr/lib/libc.so.6
#1 0x00007f559eadc838 in raise () at /usr/lib/libc.so.6
#2 0x00007f559eadc8e0 in <signal handler called> () at /usr/lib/libc.so.6
#3 0x00007f559ec007bd in () at /usr/lib/libc.so.6
#4 0x00007f55a020ca78 in qstrncpy(char*, char const*, unsigned int) () at
/usr/lib/libQt5Core.so.5
#5 0x00007f55a1d85798 in
KWaylandServer::KeyboardInterfacePrivate::sendKeymap(QtWaylandServer::wl_keyboard::Resource*)
(this=this@entry=0x55a6c163ff10, resource=resource@entry=0x55a6c2caeed0)
at /home/devin/kde/src/kwin/src/wayland/keyboard_interface.cpp:95
#6 0x00007f55a1d85c2b in
KWaylandServer::KeyboardInterfacePrivate::keyboard_bind_resource(QtWaylandServer::wl_keyboard::Resource*)
(this=0x55a6c163ff10, resource=0x55a6c2caeed0)
at /home/devin/kde/src/kwin/src/wayland/keyboard_interface.cpp:38
#7 0x00007f55a1def718 in QtWaylandServer::wl_keyboard::bind(wl_resource*)
(this=0x55a6c163ff10, handle=0x55a6c2de9640) at
/home/devin/kde/build/kwin/src/wayland/qwayland-server-wayland.cpp:4676
#8 0x00007f55a1df497a in QtWaylandServer::wl_keyboard::bind(wl_client*,
unsigned int, int) (version=<optimized out>, id=<optimized out>,
client=0x55a6c2c9fe80, this=0x55a6c163ff10)
at /home/devin/kde/build/kwin/src/wayland/qwayland-server-wayland.cpp:4666
#9 QtWaylandServer::wl_keyboard::add(wl_client*, int, int)
(this=0x55a6c163ff10, client=0x55a6c2c9fe80, id=<optimized out>,
version=<optimized out>)
at /home/devin/kde/build/kwin/src/wayland/qwayland-server-wayland.cpp:4583
#10 0x00007f559d89f536 in () at /usr/lib/libffi.so.8
#11 0x00007f559d89c037 in () at /usr/lib/libffi.so.8
#12 0x00007f559fff2ada in () at /usr/lib/libwayland-server.so.0
#13 0x00007f559fff7010 in () at /usr/lib/libwayland-server.so.0
#14 0x00007f559fff59e2 in wl_event_loop_dispatch () at
/usr/lib/libwayland-server.so.0
#15 0x00007f55a1d7ab65 in KWaylandServer::Display::dispatchEvents()
(this=<optimized out>) at /home/devin/kde/src/kwin/src/wayland/display.cpp:114
#16 0x00007f55a0398341 in () at /usr/lib/libQt5Core.so.5
#17 0x00007f55a039a054 in QSocketNotifier::activated(QSocketDescriptor,
QSocketNotifier::Type, QSocketNotifier::QPrivateSignal) () at
/usr/lib/libQt5Core.so.5
#18 0x00007f55a039a198 in QSocketNotifier::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#19 0x00007f559f242b3c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#20 0x00007f55a0367ad8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#21 0x00007f55a03b0fec in
QEventDispatcherUNIXPrivate::activateSocketNotifiers() () at
/usr/lib/libQt5Core.so.5
#22 0x00007f55a03b20e1 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#23 0x000055a6bf556f82 in
QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
()
#24 0x00007f55a036027c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#25 0x00007f55a036ada9 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#26 0x000055a6bf461dec in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at /home/devin/kde/src/kwin/src/main_wayland.cpp:64
(coredump attached)
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