[kde] [Bug 476470] New: display corruption upon switching from 4k to 1080p

[vailingsiren]

https://bugs.kde.org/show_bug.cgi?id=476470

            Bug ID: 476470
           Summary: display corruption upon switching from 4k to 1080p
    Classification: I don't know
           Product: kde
           Version: unspecified
          Platform: Kubuntu
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: alex at emvm.com
  Target Milestone: ---

Display corruption when changing resolution from 4k to 1080p.
Specs:
Thinkpad T14 Gen 2a
R7 5850U
Vega 8, I think
24gb ram
4k internal display


STEPS TO REPRODUCE
1. Open display configuration
2. Change resolution from 4k to 1080p
3. apply

OBSERVED RESULT
major display corruption mostly excluding top left

EXPECTED RESULT
display resolution changes to 1080p and rescales accordingly to fit whole
screen

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Kubuntu 23.10
(available in About System)
KDE Plasma Version: 5.27.8
KDE Frameworks Version: 5.110.0
Qt Version: 5.15.10

ADDITIONAL INFORMATION
untested with older versions of KDE or different hardware

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