Bug#871308: upgrade-reports: update to stretch, old-dkms not remove automatically

Clara Pogner:
> Package: upgrade-reports
> Severity: normal
> 
> Dear Maintainer,
> 
> I wanted to upgrade my system to stretch and had the problem of not enough
> space in /boot, old files with the ending initrd.img-*.old-dkms were lingering
> arround (see below) and have not been automatically removed by the upgrade or
> upgrades before.
> 
> It would be nice, if these files would be automatically removed when the old
> kernels are removed.
> 
> Thanks for the efford!
> Clara
> 
> [...]

Hi Clara,

Thanks for reporting this issue.

Can you share with us which dkms modules you had installed and if any of
them are in the "config-files" state ("rc").

The output of either:
 * aptitude search dkms
 * dpkg -l | grep dkms
should answer the latter.

Thanks,
~Niels