This bug was fixed in the package cryptsetup - 2:2.0.4-2ubuntu2
--------------- cryptsetup (2:2.0.4-2ubuntu2) cosmic; urgency=medium
* Implement support for --sector-size cryptsetup plain mode option in crypttab. Matching support is also proposed to systemd-cryptsetup as well. LP: #1776626
-- Dimitri John Ledkov <email address hidden> Fri, 31 Aug 2018 17:00:07 +0100
This bug was fixed in the package cryptsetup - 2:2.0.4-2ubuntu2
---------------
cryptsetup (2:2.0.4-2ubuntu2) cosmic; urgency=medium
* Implement support for --sector-size cryptsetup plain mode option in
crypttab. Matching support is also proposed to systemd-cryptsetup as
well. LP: #1776626
-- Dimitri John Ledkov <email address hidden> Fri, 31 Aug 2018 17:00:07 +0100