The build (actually, linking) failure described in [1] affects current stable (6.13.4). Could the commit that fixes it in mainline, namely, c40ca9ef7c5c9bbb0d2f7774c87417cc4f1713bf ("drm: select DRM_KMS_HELPER from DRM_GEM_SHMEM_HELPER") be backported to 6.13.x, please?