Sorry if I missed previous discussion on this. I seem to only see linux-image-4.19.0-0.bpo.1-amd64-unsigned (and the virtual package) for this version? Is that deliberate?
(There are cloud, rt and dbg packages as well) This seems to also result in the kernel being tainted (8192 - An unsigned module has been loaded in a kernel supporting module signature); or is that unrelated? Thanks, Richard