Bug 481095 - After logout, I sometimes have visual glitches
Summary: After logout, I sometimes have visual glitches
Status: RESOLVED UPSTREAM
Alias: None
Product: kwin
Classification: Plasma
Component: compositing (other bugs)
Version First Reported In: git master
Platform: openSUSE Linux
: NOR normal
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords: qt6
Depends on:
Blocks:
 
Reported: 2024-02-08 22:34 UTC by Tobias G.
Modified: 2025-10-17 10:51 UTC (History)
1 user (show)

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Description Tobias G. 2024-02-08 22:34:31 UTC 
SUMMARY
See video. After logout, I sometimes get weird lines and artifacts when elements get redrawn

STEPS TO REPRODUCE
1. logout
2. observe
3. 

OBSERVED RESULT
visual artifacts and glitches

EXPECTED RESULT
no visual artifacts and glitches

SOFTWARE/OS VERSIONS
Operating System: openSUSE Tumbleweed 20240206
KDE Plasma Version: 6.0.80
KDE Frameworks Version: 6.0.0
Qt Version: 6.6.1
Kernel Version: 6.7.2-1-default (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 7840U w/ Radeon 780M Graphics
Memory: 30.5 GiB of RAM
Graphics Processor: AMD Radeon Graphics
Manufacturer: Framework
Product Name: Laptop 13 (AMD Ryzen 7040Series)
System Version: A7

ADDITIONAL INFORMATION
I made a video: https://www.youtube.com/watch?v=XMRkRcZUhKw
Comment 1 Zamundaaa 2025-10-17 10:51:41 UTC 
The pattern of the glitches suggests some tiling issue on the driver side. If you can still reproduce this with latest Plasma, kernel and Mesa, please report it at https://gitlab.freedesktop.org/drm/amd/-/issues