Bug#976101: systemd: Offline update installation in systemd (via gnome-update) doesn't cleanly unmount filesystem

[Michael Biebl]

Control: tags -1 + moreinfo

Am 29.11.20 um 19:23 schrieb Josh:
> Package: systemd
> Version: 241-7~deb10u4
> Severity: normal
> 
> Dear Maintainer,
> 
> On two recent clean installations of Buster, I am noticing that choosing to
> install package updates through gnome-software, and therefore the systemd
> offline update system, results in the root filesystem not being unmounted
> properly once packages are installed and therefore gives an fsck error on
> reboot:
> 
> Failed to remount '/' read-only; Device or resource busy
> 
> Followed by journal recovery on reboot.
> 
> I haven't noticed any serious problems subsequently but it seems like asking
> for trouble for the filesystem to not be cleanly unmounted right after packages
> are updated. I have seen this on two machines, neither using 3rd party repos
> etc.

Can you please provide a (debug) journal log from such an offline update.

Michael