Bug#854699: Shutdown fails with an encrypted filesystem on virtio device

[Yuri D'Elia]

On Sat, Feb 11 2017, Michael Biebl wrote:
> While I can reproduce the error messages on shutdown, it does *not*
> cause a dirty file system (in particular /var) here.
> I do have persistent journal enabled on the test VM, but the filing
> killing/unmount spree in systemd-shutdown properly unmounts /var.
>
> So it seems mostly cosmetic to me.

That's even more concerning that's it's so inconsistent.

Any idea on how could I force an unmount exactly when shutdown.target is
reached? If I cannot get a clean journal out, there's nothing much I can
debug.