I have found a workaround that fixes the issue for me. I've edited the file /etc/initramfs-tools/initramfs.conf and I've changed the line MODULES=most to MODULES=dep. Then, I've reinstalled initramfs-tools and the error messages have disappeared.
I have found a workaround that fixes the issue for me. I've edited the file /etc/initramfs- tools/initramfs .conf and I've changed the line MODULES=most to MODULES=dep. Then, I've reinstalled initramfs-tools and the error messages have disappeared.