| Summary: | kwin_wayland crashes when starting full-screen recording with OBS | ||
|---|---|---|---|
| Product: | [Plasma] kwin | Reporter: | Alois Wohlschlager <alois1> |
| Component: | wayland-generic | Assignee: | KWin default assignee <kwin-bugs-null> |
| Status: | RESOLVED FIXED | ||
| Severity: | crash | CC: | nate |
| Priority: | NOR | ||
| Version: | 5.21.4 | ||
| Target Milestone: | --- | ||
| Platform: | openSUSE | ||
| OS: | Linux | ||
| Latest Commit: | Version Fixed In: | ||
| Sentry Crash Report: | |||
Seems like one of the fixes that went into 5.22 applies here. |
SUMMARY When attempting to start screen recording with OBS in full-screen mode, kwin_wayland aborts. STEPS TO REPRODUCE 1. Install OBS Studio from Flathub 2. QT_QPA_PLATFORM=xcb flatpak run com.obsproject.Studio 3. Add "Desktop Screencast (X11/Wayland)" source 4. Select monitor in the window that appears OBSERVED RESULT kwin_wayland aborts. EXPECTED RESULT kwin_wayland keeps running and the recording can be started. SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: 5.21.4 KDE Frameworks Version: 5.81.0 Qt Version: 5.15.2 ADDITIONAL INFORMATION Backtrace: #0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:49 #1 0x00007fd05b4ef914 in __GI_abort () at abort.c:100 #2 0x00007fd05b9d71e5 in gl_provider_resolver (name=0x7fd05ba3aae7 <entrypoint_strings.lto_priv+8231> "glCopyTextureSubImage2D", providers=0x7fd05ba4af40 <providers>, entrypoints=<optimized out>) at src/gl_generated_dispatch.c:75797 #3 0x00007fd05b9df448 in epoxy_glCopyTextureSubImage2D_resolver () at src/gl_generated_dispatch.c:80848 Unfortunately, gdb hangs at that point, so here is the same backtrace without debug symbols: #0 0x00007fd05b5064a5 in raise () at /lib64/libc.so.6 #1 0x00007fd05b4ef914 in abort () at /lib64/libc.so.6 #2 0x00007fd05b9d71e5 in () at /usr/lib64/libepoxy.so.0 #3 0x00007fd05b9df448 in () at /usr/lib64/libepoxy.so.0 #4 0x000055b772c8dc2b in KWin::PipeWireStream::recordFrame(KWin::GLTexture*, QRegion const&) () #5 0x000055b772c8df44 in () #6 0x00007fd05cfd1c17 in () at /usr/lib64/libQt5Core.so.5 #7 0x00007fd05ca47f85 in KWin::AbstractWaylandOutput::outputChange(QRegion const&) () at /usr/lib64/libkwin.so.5 #8 0x00007fd05555a508 in () at /usr/lib64/qt5/plugins/org.kde.kwin.waylandbackends/KWinWaylandDrmBackend.so #9 0x00007fd05554da2d in () at /usr/lib64/qt5/plugins/org.kde.kwin.waylandbackends/KWinWaylandDrmBackend.so #10 0x00007fd0543d1490 in KWin::SceneOpenGL::paint(int, QRegion const&, QList<KWin::Toplevel*> const&, KWin::RenderLoop*) () at /usr/lib64/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so #11 0x00007fd05ca923de in KWin::Compositor::handleFrameRequested(KWin::RenderLoop*) () at /usr/lib64/libkwin.so.5 #12 0x00007fd05cfd1c17 in () at /usr/lib64/libQt5Core.so.5 #13 0x00007fd05ca56e92 in KWin::RenderLoop::frameRequested(KWin::RenderLoop*) () at /usr/lib64/libkwin.so.5 #14 0x00007fd05cb1b333 in KWin::RenderLoopPrivate::dispatch() () at /usr/lib64/libkwin.so.5 #15 0x00007fd05cfd1c17 in () at /usr/lib64/libQt5Core.so.5 #16 0x00007fd05cfd5b9a in QTimer::timeout(QTimer::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5 #17 0x00007fd05cfc794f in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5 #18 0x00007fd05bfa2aff in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5 #19 0x00007fd05cf9b13a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5 #20 0x00007fd05cff20f3 in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5 #21 0x00007fd05cff0587 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5 #22 0x000055b772cc1c1d in () #23 0x00007fd05cf99b7b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5 #24 0x00007fd05cfa1db0 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5 #25 0x000055b772c6552c in () #26 0x00007fd05b4f0b25 in __libc_start_main () at /lib64/libc.so.6 #27 0x000055b772c65b7e in _start ()