I have the same error under the same conditions. Additionally, while setting up a swap partition to try allowing for hibernation, I received this error when executing "swapon -a":
# swapon -a
swapon: /dev/mapper/cryptswap1: stat failed: No such file or directory
I have the same error under the same conditions. Additionally, while setting up a swap partition to try allowing for hibernation, I received this error when executing "swapon -a": cryptswap1: stat failed: No such file or directory
# swapon -a
swapon: /dev/mapper/