In keeping with a similar bug #890779, I am assuming this is a udisks/udev issue. But the encryption aspect and the inability for it to take down the lvm to release the encryption may be from somewhere else.
In keeping with a similar bug #890779, I am assuming this is a udisks/udev issue. But the encryption aspect and the inability for it to take down the lvm to release the encryption may be from somewhere else.