[Bug 261773] Instability and artifacts after graphics/drm-fbsd13-kmod update (intel GM45)

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=261773

            Bug ID: 261773
           Summary: Instability and artifacts after
                    graphics/drm-fbsd13-kmod update (intel GM45)
           Product: Ports & Packages
           Version: Latest
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: Individual Port(s)
          Assignee: [email protected]
          Reporter: [email protected]
             Flags: maintainer-feedback?([email protected])
          Assignee: [email protected]

Created attachment 231602
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=231602&action=edit
logs

After recent update, if I left www/firefox running, I've noticed the icons are
getting  corrupted (replaced with white noise rectangles).

Moreover, I had hangup I've not experienced before and a reboot (attachment).

FreeBSD 13.0-STABLE #0 stable/13-0d7d7c3ec amd64 / Intel GM45

drm-fbsd13-kmod-5.4.144.g20220128
drm-kmod-g20190710_1
gpu-firmware-kmod-g20210330

libva-intel-driver-2.4.1_1
xf86-video-intel-2.99.917.916_1,1

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