bug#41178: can't log into X anymore ( polkit )

[Stefan Huchler]

shortly after installing X and making the first few changes setting the
root password and boom I can't login into X anymore.


My configuration:
/----------------------------------------------
(use-modules (gnu) (gnu system nss))
(use-service-modules desktop ssh)
(use-package-modules bootloaders certs ratpoison emacs-xyz
                     suckless wm xorg emacs web-browsers)

(operating-system
 (host-name "XXX")
 (timezone "Europe/Berlin")
 (locale "en_US.utf8")

 (keyboard-layout (keyboard-layout "us" "dvorak"))
 
 (bootloader (bootloader-configuration
              (bootloader grub-bootloader)
              (target "/dev/sda")))

 (file-systems (append
                (list (file-system
                       (device (file-system-label "guix-root"))
                       (mount-point "/")
                       (type "ext4"))
                      (file-system
                       (device (file-system-label "home"))
                       (mount-point "/home")
                       (type "ext4")))
                %base-file-systems))

 (users (cons (user-account
               (name "XXX")
               (comment "Me")
               (group "users")
               (supplementary-groups '("wheel" "netdev"
                                       "audio" "video")))
              %base-user-accounts))

 (packages (append (list
                    ;; window managers
                    ratpoison i3-wm i3status dmenu
                    ;; emacs-exwm
                    xterm
                    nss-certs
                    vimb
                    emacs)
                   %base-packages))

 (services (cons* (service openssh-service-type
                   (openssh-configuration
                    (permit-root-login #t)))
                  ;;(service xfce-desktop-service-type)
                  %desktop-services))

 (name-service-switch %mdns-host-lookup-nss))

/----------------------------------------------

Authentication needed [...] intel-backlight-helper and a password prompt
that I can't hit on, and somethnig with polkit.

I think it propable had to do with me setting a root password. I unset
it with password -dl root and only passwd -d root, but both didn't fix
it.