Bug 506747

Summary:	Sleep monitor bug, ghost awake on discrete AMD GPU
Product:	[Plasma] kwin	Reporter:	Viggen66 <rochack2006>
Component:	general	Assignee:	KWin default assignee <kwin-bugs-null>
Status:	RESOLVED WORKSFORME
Severity:	normal	CC:	carlosd.kde, jr, nate, neon-bugs-null, nicolas.fella, rochack2006
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	KDE Linux
OS:	Android 14.x
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Viggen66 2025-07-08 08:23:13 UTC

***
Dear developers,

After Plasma 6.4.x update, I have notice a bug on sleep monitor, which awakes monitor without user intervention 
***

SUMMARY


STEPS TO REPRODUCE
1. Lock screen + press Esc
2. Wait some seconds, hear sound pop-up as equal to a USB stick plug in
3. Monitor awakes without user intervention

OBSERVED RESULT
Monitor ghost awakes on AMD discrete GPU

EXPECTED RESULT
No monitor awake

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma: 
KDE Plasma Version: 6.4.1
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
Bug has not present on Plasma 6.3.x, my GPU is a 5700 XT, but other users report the same behavior on other AMD model.

Comment 1 Nate Graham 2025-08-26 23:39:18 UTC

What OS are you using?

Does the monitor have a build-in USB hub that any devices are plugged into?

Comment 2 Bug Janitor Service 2025-09-10 03:48:22 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 2025-09-25 03:46:54 UTC

🐛🧹 This bug has been in NEEDSINFO status with no change for at least 30 days. Closing as RESOLVED WORKSFORME.