On Wed, Jul 22, 2020 at 02:23:48PM -0400, rhkramer wrote: > The basic solution involved stopping gparted (I don't know why, but google > found a page that described the same problem I had and the page said it > occurred with gparted running and went away with gparted stopped.
Fascinating. <http://bugs.debian.org/948739> was my first Google result when I looked for the key words from your explanation.