On Thu, 30 Jan 2020 11:48:33 +0100
Svante Signell <svante.signell@???> wrote:

> On Wed, 2020-01-29 at 15:15 -0800, Tom wrote:
> > On Tue, 28 Jan 2020 13:06:14 +0100
> > Svante Signell <svante.signell@???> wrote:
> >
> > > Package: eudev
> > > Version: 3.2.2-13
> > > tags 261 moreinfo
> > >
> > > Please check if the problems remains with eudev-3.2.9-4. And do
> > > also check the Debian bugs, fixes and information for udev and
> > > cryptsetup e.g.:
> > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=791944
> > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=720340
>
> > I don't see that a backport exists for ASCII for eudev version
> > 3.2.9- 4. Only 3.2.2-13. Are you asking me to create a backport by
> > hand or did you already have something to test in mind?
>
> Since 3.2.9-4 is only available in ceres/unstable yet I propose that
> you download eudev=3.2.9-4 libeudev1=3.2.9-4 from unstable and install
> them by dpkg -i ..., do shutdown/reboot tests, and report back.
>
> Please do also read the above Debian bugs on cryptsetup problems and
> fixes. I don't have any box with an encrypted partition so I cannot
> test.
>
> Thanks!
>

Ok, so I built and installed eudev from Ceres on ASCII, version 3.2.9-4
of eudev and libeudev1. I rebooted 3 times for good measure. This did
NOT solve the failing to unmount cryptdisks issue.