Hi, this issue is fixed in https://cgit.freedesktop.org/drm-intel/commit/?h=drm-intel-gt-next&id=5b...
And I think the pull request is in https://lists.freedesktop.org/archives/intel-gfx/2021-May/267588.html
Thanks for the heads up. So, I'll wait with my pull request for the next merge window until drm has landed first.