Bug 499397

Summary: Wayland/Kwin crashing randomly
Product: [Plasma] kwin Reporter: David <daviddzik>
Component: generic-crashAssignee: KWin default assignee <kwin-bugs-null>
Status: RESOLVED WORKSFORME    
Severity: crash CC: kdedev, nate
Priority: NOR    
Version First Reported In: 6.3.0   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description David 2025-02-01 20:15:52 UTC 
20:03:44.060 UTC systemd-coredump@3-85975-0.service Process 832 (kwin_wayland) of user 1000 dumped core.

Stack trace of thread 832:
#0  0x00007ffbb5aa0334 n/a (libc.so.6 + 0x96334)
#1  0x00007ffbb5a47120 raise (libc.so.6 + 0x3d120)
#2  0x00007ffbb89f82a1 _ZN6KCrash19defaultCrashHandlerEi (libKF6Crash.so.6 + 0x62a1)
#3  0x00007ffbb5a471d0 n/a (libc.so.6 + 0x3d1d0)
#4  0x00007ffbb8b6e39c _ZN4KWin13ColorPipeline19addTransferFunctionENS_16TransferFunctionE (libkwin.so.6 + 0x16e39c)
#5  0x00007ffbb8b6fa3c _ZN4KWin13ColorPipeline6createERKNS_16ColorDescriptionES3_NS_15RenderingIntentE (libkwin.so.6 + 0x16fa3c)
#6  0x00007ffbb8cc7a6c _ZN4KWin18ItemRendererOpenGL10renderItemERKNS_12RenderTargetERKNS_14RenderViewportEPNS_4ItemEiRK7QRegionRKNS_15WindowPaintDataE (libkwin.so.6 + 0x2c7a6c)
#7  0x00007ffbb8bf96da _ZN4KWin15CrossFadeEffect10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1f96da)
#8  0x00007ffbb8bd4ad3 _ZN4KWin14EffectsHandler10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4ad3)
#9  0x00007ffbb8bf96da _ZN4KWin15CrossFadeEffect10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1f96da)
#10 0x00007ffbb8bd4ad3 _ZN4KWin14EffectsHandler10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4ad3)
#11 0x00007ffbb8bf96da _ZN4KWin15CrossFadeEffect10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1f96da)
#12 0x00007ffbb8bd4ad3 _ZN4KWin14EffectsHandler10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4ad3)
#13 0x00007ffbb8bd4ad3 _ZN4KWin14EffectsHandler10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4ad3)
#14 0x00007ffbb8bd4ad3 _ZN4KWin14EffectsHandler10drawWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4ad3)
#15 0x00007ffbb8bcd1f6 _ZN4KWin15AnimationEffect11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEi7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1cd1f6)
#16 0x00007ffbb8bd4a14 _ZN4KWin14EffectsHandler11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4a14)
#17 0x00007ffbb8bcd1f6 _ZN4KWin15AnimationEffect11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEi7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1cd1f6)
#18 0x00007ffbb8bd4a14 _ZN4KWin14EffectsHandler11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4a14)
#19 0x00007ffbb8bcd1f6 _ZN4KWin15AnimationEffect11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEi7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1cd1f6)
#20 0x00007ffbb8bd4a14 _ZN4KWin14EffectsHandler11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4a14)
#21 0x00007ffbb8bd4a14 _ZN4KWin14EffectsHandler11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4a14)
#22 0x00007ffbb8bd4a14 _ZN4KWin14EffectsHandler11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_12EffectWindowEiRK7QRegionRNS_15WindowPaintDataE (libkwin.so.6 + 0x1d4a14)
#23 0x00007ffbb8cde2f3 _ZN4KWin14WorkspaceScene11paintWindowERKNS_12RenderTargetERKNS_14RenderViewportEPNS_10WindowItemEiRK7QRegion (libkwin.so.6 + 0x2de2f3)
#24 0x00007ffbb8cde607 _ZN4KWin14WorkspaceScene17paintSimpleScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegion (libkwin.so.6 + 0x2de607)
#25 0x00007ffbb8bd4946 _ZN4KWin14EffectsHandler11paintScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegionPNS_6OutputE (libkwin.so.6 + 0x1d4946)
#26 0x00007ffbb8bd4946 _ZN4KWin14EffectsHandler11paintScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegionPNS_6OutputE (libkwin.so.6 + 0x1d4946)
#27 0x00007ffbb8bd4946 _ZN4KWin14EffectsHandler11paintScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegionPNS_6OutputE (libkwin.so.6 + 0x1d4946)
#28 0x00007ffbb8bd4946 _ZN4KWin14EffectsHandler11paintScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegionPNS_6OutputE (libkwin.so.6 + 0x1d4946)
#29 0x00007ffbb8bd4946 _ZN4KWin14EffectsHandler11paintScreenERKNS_12RenderTargetERKNS_14RenderViewportEiRK7QRegionPNS_6OutputE (libkwin.so.6 + 0x1d4946)
#30 0x00007ffbb8cde788 _ZN4KWin14WorkspaceScene5paintERKNS_12RenderTargetERK7QRegion (libkwin.so.6 + 0x2de788)
#31 0x00007ffbb8cce885 _ZN4KWin13SceneDelegate5paintERKNS_12RenderTargetERK7QRegion (libkwin.so.6 + 0x2ce885)
#32 0x00007ffbb8b67e77 _ZN4KWin10Compositor9paintPassEPNS_11RenderLayerERKNS_12RenderTargetERK7QRegion (libkwin.so.6 + 0x167e77)
#33 0x00007ffbb8b7484d _ZN4KWin17WaylandCompositor9compositeEPNS_10RenderLoopE (libkwin.so.6 + 0x17484d)
#34 0x00007ffbb61b1b29 n/a (libQt6Core.so.6 + 0x1b1b29)
#35 0x00007ffbb8b8c215 _ZN4KWin10RenderLoop14frameRequestedEPS0_ (libkwin.so.6 + 0x18c215)
#36 0x00007ffbb8b86f53 _ZN4KWin17RenderLoopPrivate8dispatchEv (libkwin.so.6 + 0x186f53)
#37 0x00007ffbb61b1b29 n/a (libQt6Core.so.6 + 0x1b1b29)
#38 0x00007ffbb61bab35 _ZN6QTimer10timerEventEP11QTimerEvent (libQt6Core.so.6 + 0x1bab35)
#39 0x00007ffbb61a2d49 _ZN7QObject5eventEP6QEvent (libQt6Core.so.6 + 0x1a2d49)
#40 0x00007ffbb72fe78a _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt6Widgets.so.6 + 0xfe78a)
#41 0x00007ffbb6157ac8 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt6Core.so.6 + 0x157ac8)
#42 0x00007ffbb62d6b1f _ZN14QTimerInfoList14activateTimersEv (libQt6Core.so.6 + 0x2d6b1f)
#43 0x00007ffbb62defc8 _ZN20QEventDispatcherUNIX13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x2defc8)
#44 0x00007ffbb6c4ea33 _ZN23QUnixEventDispatcherQPA13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Gui.so.6 + 0x64ea33)
#45 0x00007ffbb6161ee6 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x161ee6)
#46 0x00007ffbb6158f4f _ZN16QCoreApplication4execEv (libQt6Core.so.6 + 0x158f4f)
#47 0x00005c3aa0b670dd n/a (n/a + 0x0)
#48 0x00007ffbb5a2fe08 n/a (libc.so.6 + 0x25e08)
#49 0x00007ffbb5a2fecc __libc_start_main (libc.so.6 + 0x25ecc)
#50 0x00005c3aa0b6d5c5 n/a (n/a + 0x0)
ELF object binary architecture: AMD x86-64
Comment 1 Nate Graham 2026-01-06 21:57:43 UTC 
Thank you for the bug report. Unfortunately we were not able to get to it yet. Can we ask you to please check if this is still an issue with Plasma 6.5.0 or later? Thanks a lot!
Comment 2 Bug Janitor Service 2026-01-21 03:47:47 UTC 
🐛🧹 ⚠️ This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information, then set the bug status to REPORTED. If there is no change for at least 30 days, it will be automatically closed as RESOLVED WORKSFORME.

For more information about our bug triaging procedures, please read https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Bug Janitor Service 2026-02-05 03:56:39 UTC 
🐛🧹 This bug has been in NEEDSINFO status with no change for at least 30 days. Closing as RESOLVED WORKSFORME.