As an additional data point, mwhudson mentioned the following:
so fwiw my favourite (but unverified) theory is that this is some kind of refcounting bug in overlayfs that prevents unmounts that should be allowed
(related https://github.com/mwhudson/livefs-editor/issues/25)
As an additional data point, mwhudson mentioned the following: /github. com/mwhudson/ livefs- editor/ issues/ 25)
so fwiw my favourite (but unverified) theory is that this is some kind of refcounting bug in overlayfs that prevents unmounts that should be allowed
(related https:/
So we could try the same as https:/ /github. com/mwhudson/ livefs- editor/ pull/26 - i.e. on umount error just umount lazy.