Comment 1 for bug 1662407

Oddly I get this error that you would this should apply to the failure case:

# make-bcache -C /dev/nvme0n1p5 -B /dev/sda4 --discard --writeback -w 4K -b 2048
Bucket size cannot be smaller than block size

P.S. pool/main/b/bcache-tools/bcache-tools_1.0.8-2_amd64.deb