[Samba] verify smbpasswd run as root when user changes?

[Moondance Foxmarnick]

Okay - a) yes b) I set pam password change = yes and the problem went 
away.  Why? How did the 'nix password change then? What was broken?

Moondance Foxmarnick wrote:

> Is smbpasswd run as root or local when an XP Pro domain client tries 
> to change password?
> System Fedora Core 4/SeLinuxSecurity disabled
> SAMBA  3.0.20 PDC unix password sync=yes passwd backend smbpasswd
> Problem - Users logged into XP pro cannot change password
> Detail:
> When a user tries to change their password they get the error message: 
> "You do not have permission to change your password". However - the 
> Linux password is changed and the SAMBA password is not.
> logging in to Fedora as root and invoking passwd and smbpasswd for the 
> user returns no errors
> su 'username' and repeating the process (with good password given) 
> passwd - okay smbpasswd - "machine 127.0.0.1 rejected the password 
> change: "Error was: RAP86: The specified password is invalid." The 
> only difference if you use a bad password - passwd won't allow the 
> change either.
> So my conclusion thus far is that passwd is being invoked as root but 
> smbpasswd is being invoked as the logged in user and refuses the 
> password change.
> However, I have no idea what to do now and I cannot set unix passwd 
> sync = no (even though that "fixes" it) - Please help