https://bugs.kde.org/show_bug.cgi?id=504381
Bug ID: 504381
Summary: White artifacts (lines) appearing after waking from
sleep with HDR enabled
Classification: Plasma
Product: KScreen
Version First 6.3.5
Reported In:
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: common
Assignee: kscreen-bugs-n...@kde.org
Reporter: emm.mo...@icloud.com
Target Milestone: ---
SUMMARY
White line artifacts briefly but repeatedly appear on screen after waking the
computer from sleep, but only when HDR is enabled.
STEPS TO REPRODUCE
1. Enable HDR in display settings
2. Put the computer to sleep
3. Wake the computer from sleep
4. Observe white line artifacts appearing on the screen
OBSERVED RESULT
White horizontal/vertical lines appear briefly but repeatedly on screen after
waking from sleep with HDR enabled.
EXPECTED RESULT
The display should wake normally without any visual artifacts.
SOFTWARE/OS VERSIONS
Windows: N/A
macOS: N/A
Linux/KDE Plasma: Fedora Linux 42
KDE Plasma Version: 6.3.5
KDE Frameworks Version: 6.14.0
Qt Version: 6.9.0
Kernel Version: 6.14.6-300.fc42.x86_64 (64-bit)
ADDITIONAL INFORMATION
- The issue only occurs when HDR is enabled
- Temporarily changing any display setting (resolution, refresh rate, etc.)
fixes the issue as it resets the connection to the monitor
- Graphics Platform: Wayland
- Graphics Processor: AMD Radeon RX 7800 XT
- CPU: AMD Ryzen 7 3700X 8-Core Processor
- Memory: 15.5 GB RAM
- Motherboard: Gigabyte X570 AORUS ELITE
- Connection type: DisplayPort
- Monitor model: GIGA-BYTE TECHNOLOGY CO., LTD. AORUS FI27Q-P
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