https://bugs.kde.org/show_bug.cgi?id=527654
Bug ID: 527654
Summary: Screens stay black after resume from suspend until a
second key press (Plasma 6.8.1, NVIDIA open 615.78.08)
Classification: Plasma
Product: kwin
Version First 6.8.1
Reported In:
Platform: Arch Linux
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: wayland-generic
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
DESCRIPTION
Screens stay black after resume from suspend (flicker->no signal) until a
second key press
Plasma 6.8.1
nvidia-open 615.78.08-3
STEPS TO REPRODUCE
1. Press the keyboard suspend key.
2. Wait ~30s
3. Wake the system with a key press
OBSERVED RESULT
Monitors flicker, show no signal (black screens)
EXPECTED RESULT
Login screen prompt should show
SOFTWARE/OS VERSIONS
Operating System (available in the Info Center app, or by running `kinfo` in a
terminal window):
❯ kinfo
Operating System: Arch Linux
KDE Plasma Version: 6.8.1
KDE Frameworks Version: 6.31.0
Qt Version: 6.12.0
Kernel Version: 7.2.11-arch1-1 (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 9800X3D 8-Core Processor
Memory: 64 GiB of RAM (62.4 GiB usable)
Graphics Processor: NVIDIA GeForce RTX 5090
ADDITIONAL INFORMATION
I have 4 monitors.
I think this might also be related to another bug I have, where setting the
lockscreen background isnt working and defaulting to the new 6.8 image.
Log excerpt (drmGetDeviceFromDevId failed!):
01:27:33 kwin_wayland[1211]: Failed to open drm device : No such file or
directory
01:28:30 systemd-logind: The system will suspend now!
01:29:02 kernel: PM: suspend exit
01:29:02 lact: got kernel drm subsystem event, queueing GPU reload
01:29:05 kwin_wayland[1211]: drmGetDeviceFromDevId failed! No such file or
directory (x22)
01:29:06 kded6[1216]: There are no outputs - creating placeholder screen
01:29:07 plasmashell[1223]: requesting unexisting screen geometry 0..3
01:29:07 kscreenlocker_greet[4871]: There are no outputs - creating placeholder
screen
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