As a workaround, updating /etc/crypttab to have the following options in the 4th column of the dm_crypt swap device should silence the warning:
swap,initramfs,size=256,cipher=aes-cbc-essiv:sha256,plain
It's also required to `update-initramfs -u` after updating crypttab.
As a workaround, updating /etc/crypttab to have the following options in the 4th column of the dm_crypt swap device should silence the warning:
swap,initramfs, size=256, cipher= aes-cbc- essiv:sha256, plain
It's also required to `update-initramfs -u` after updating crypttab.