https://bugs.kde.org/show_bug.cgi?id=414389
Bug ID: 414389
Summary: kscreenlocker_greeter segfaults when docking/undocking
Product: kscreenlocker
Version: unspecified
Platform: Archlinux Packages
OS: Linux
Status: REPORTED
Severity: critical
Priority: NOR
Component: greeter
Assignee: plasma-b...@kde.org
Reporter: scarp...@kde.org
CC: bhus...@gmail.com
Target Milestone: ---
SUMMARY
When the screen is locked, kscreenlocker_greeter segfaults whenever I
undock/dock my laptop due to the monitor switch.
STEPS TO REPRODUCE
0. Configure dockd to disable the laptop screen and enable the monitor screen
when you dock the laptop.
0. Configure dockd to disable the monitor screen and enable the laptop screen
when you undock the laptop.
1. Dock your laptop
2. Lock your screen
3. Undock the laptop
4. Screen is unlocked
kscreenlocker_greeter doesn't crash if I configure dockd to don't disable the
laptop screen ever.
I cannot reproduce the crash by using i3lock.
OBSERVED RESULT
$ dmesg
kscreenlocker_g[48914]: segfault at 31 ip 00007f5e3e5f5954 sp 00007ffd3a99d958
error 4 in libQt5Qml.so.5.13.2[7f5e3e3fb000+33c000]
EXPECTED RESULT
kscreenlocker_greeter locks the other monitor without crashing.
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 5.17.3
(available in About System)
KDE Plasma Version: 5.17.3
KDE Frameworks Version: 5.64.0
Qt Version: 5.13.2
ADDITIONAL INFORMATION
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