bug#35996: User account password got locked when booting old generation

[Ludovic Courtès]

Hello,

"pelzflorian (Florian Pelz)" <address@hidden> skribis:

> After I reconfigured to a broken, unbootable generation and then
> rebooted to an old working generation, I found my user account
> password was locked.  This was my /etc/shadow:
>
> root::18045::::::
> florian:!:18045::::::
> nobody:!:18045::::::
> guixbuilder01:!:18045::::::
> guixbuilder02:!:18045::::::
> guixbuilder03:!:18045::::::
> guixbuilder04:!:18045::::::
> guixbuilder05:!:18045::::::
> guixbuilder06:!:18045::::::
> guixbuilder07:!:18045::::::
> guixbuilder08:!:18045::::::
> guixbuilder09:!:18045::::::
> guixbuilder10:!:18045::::::
> ntpd:!:18045::::::
> messagebus:!:18045::::::
> polkitd:!:18045::::::
> geoclue:!:18045::::::
> colord:!:18045::::::
> avahi:!:18045::::::
> gdm:!:18045::::::
> httpd:!:18045::::::
>
> Logging in as root (root had an empty password before as well) and
> running `passwd florian` fixed it, and I *cannot* reproduce the bug
> anymore by booting the broken generation again, i.e. my password
> remains set now.

Did the old generation you booted have user ‘florian’?

Also, how old was it?  User account management changed in March (commit
0ae735bcc8ff7fdc89d67b492bdee9091ee19e86).

Ludo’.