https://bugs.kde.org/show_bug.cgi?id=456149
Bug ID: 456149
Summary: kwin segfault when switching to external display
Product: kwin
Version: 5.24.5
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: wayland-generic
Assignee: kwin-bugs-n...@kde.org
Reporter: datuc...@redhat.com
Target Milestone: ---
SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug
symbols.
See
https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***
STEPS TO REPRODUCE
1. Attach a USB-C Display
2. Meta+P and select "Switch to external screen"
OBSERVED RESULT
Kwin crashes.
EXPECTED RESULT
Display is output on external screen only
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Fedora 36 KDE Spin - 5.24.5
(available in About System)
KDE Plasma Version: 5.24.5
KDE Frameworks Version: 5.94.0
Qt Version: 5.15.3
ADDITIONAL INFORMATION
Backtrace and supportInformation:
https://gist.github.com/dave-tucker/7cd6ad13acd11fe0012a2aaf2b580531
I tried to get it to crash with gdb attached...
But actually, everything did switch to the external display.. but all input
devices stopped working :(
On detach, everything switched back to laptop display and input handling
returned to normal.
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