[Webkit-unassigned] [Bug 243506] New: [GTK] Page flickering on resize

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=243506

            Bug ID: 243506
           Summary: [GTK] Page flickering on resize
           Product: WebKit
           Version: WebKit Local Build
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Layout and Rendering
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mia at fig.io
                CC: bfulgham at webkit.org, simon.fraser at apple.com,
                    zalan at apple.com

Created attachment 461385

  --> https://bugs.webkit.org/attachment.cgi?id=461385&action=review

Video of buggy behavior

Steps to Reproduce:
1. Create a Fedora 36 VM
2. Run session on X.org
3. Clone and run https://github.com/squili/webkit-flickering-example

Expected results:
The top portion of the webpage doesn't change.

Actual results:
Occasionally, the top half of the webpage will be scrolled up for one frame after a resize. This can been seen in the attached video about 4 seconds in.

Version & Hardware:
WebKit2GTK3 2.36.5 on Framework Laptop (11th gen)

Additional Builds and Platforms:
Ubuntu: Haven't been able to replicate, but I may have just not had the right setup
Fedora on Wayland: Haven't been able to replicate

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