Changing password on linux machine hangs

[Christopher D. Clausen]

M <qassair at gmail.com> wrote:
> We use Active Directory to create User accounts and make the person
> change his/her password the first time he/she logs on to any of our
> machines (linux or windows). Changing password on the Windows machines
> works just fine but no one can change their passwords on a linux
> machine. Not just the first time, but ever.
>
> [user at machine ~]$ passwd
> Changing password for user username.
> Kerberos 5 Password:
> New UNIX password:
> Retype new UNIX password:
>
> After this it just hangs. The password never gets changed. i found
> pre-authentication failure kadmin/changepw...failure code 0x19. in the
> kdc admin-server event log which corresponds to "additional
> pre-authentication required." I googled that but couldn't find a way
> to fix that failure. I don't see anything in the logs on the linux
> machine that I'm trying to change my password on.

Have you tired using the "kpasswd" command instead of "passwd"?

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