https://bugs.kde.org/show_bug.cgi?id=499029
Bug ID: 499029
Summary: Suspend on lid close stop working after libkscreen
commit 7afede8
Classification: Plasma
Product: KScreen
Version: git
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: common
Assignee: kscreen-bugs-n...@kde.org
Reporter: fanzhuyi...@gmail.com
Target Milestone: ---
Created attachment 177602
--> https://bugs.kde.org/attachment.cgi?id=177602&action=edit
expected kscreen-doctor output
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SUMMARY
STEPS TO REPRODUCE
1. Run org_kde_powerdevil with environment variable "POWERDEVIL_NO_DDCUTIL=1"
2. Set lid close action to suspend, even when external display is connected
3. close lid, when external display is connected
OBSERVED RESULT
System does not suspend. Can still interact with system on external display.
EXPECTED RESULT
System suspends.
ALTERNATE STEPS TO REPRODUCE:
1. Run kscreen-doctor -o
ALTERNATE OBSERVED RESULT
kscreen.kwayland: Connection to Wayland server timed out.
kscreen.doctor: Invalid config.
<command hangs and never finishes>
ALTERNATE EXPECTED RESULT
Correct display output is printed and system exits (just like before 7afede8)
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 6.3.80
KDE Frameworks Version: 6.11.0
Qt Version: 6.9.0
Kernel Version: 6.12.10-arch1-1 (64-bit)
Graphics Platform: Wayland
Processors: 20 × 13th Gen Intel® Core™ i9-13900H
Memory: 15.2 GiB of RAM
Graphics Processor 1: Mesa Intel® Graphics
Graphics Processor 2: llvmpipe
Manufacturer: ASUSTeK COMPUTER INC.
Product Name: ROG Zephyrus G16 GU603VV_GU603VV
System Version: 1.0
ADDITIONAL INFORMATION
Bisect log for libkscreen:
git bisect start
# status: waiting for both good and bad commits
# bad: [7d346aea0e1e9d0dfc77c7deb2fc5e47784178e7] backends/kwayland: Don't leak
output configuration if it contains no real changes
git bisect bad 7d346aea0e1e9d0dfc77c7deb2fc5e47784178e7
# status: waiting for good commit(s), bad commit known
# good: [c7e322d034734583f6a8e488de4f9cba45311ad0] Dep on latest Plasma Wayland
Protocols
git bisect good c7e322d034734583f6a8e488de4f9cba45311ad0
# good: [d3efb5c3a4684da3c2eebbb08c36ad66ebeb7024] doctor: add dpms to help
text
git bisect good d3efb5c3a4684da3c2eebbb08c36ad66ebeb7024
# bad: [7afede862ca2809c007214a8d5cba9649ca21a45] backends/kwayland: Remove
unbalanced unblockSignals()
git bisect bad 7afede862ca2809c007214a8d5cba9649ca21a45
# good: [47bbd2e2e54c842e1b736d7124ca51ccc175944c] backends/kwayland: Reject
configs with unknown outputs
git bisect good 47bbd2e2e54c842e1b736d7124ca51ccc175944c
# first bad commit: [7afede862ca2809c007214a8d5cba9649ca21a45]
backends/kwayland: Remove unbalanced unblockSignals()
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