Steve Langasek [Wed, Aug 12, 2009 at 09:14:51AM -0700]:
> On Wed, Aug 12, 2009 at 12:15:03PM +0200, Nico Schottelius wrote:
> > It seems that pam has a bug that is triggered after some time, that
> > "forgets" about the users:
> 
> This is not a PAM bug, you appear to have a bug of some kind in your NSS
> configuration.

Well, if this is a configuration issue, why does it appear *after* some
amount of time and *not* directly?

> > Aug  8 22:39:40 ikr3 postfix/pickup[19602]: fatal: file 
> > /etc/postfix/main.cf: parameter default_privs: unknown user name value: 
> > nobody
> 
> If the user 'nobody' can't be resolved, you've broken things quite badly.
> Nothing to do with PAM.
> 
> The 'nobody' user should *always* be a local user; this should resolve
> correctly even if the LDAP server is down.  If you don't have the 'nobody'
> user in /etc/passwd, that's a configuration error.  If you have the 'nobody'
> user in /etc/passwd but NSS fails to return the record because of some

That's the case here:

[16:58] ikn2:~% ssh r...@host grep -e sshd -e nobody /etc/passwd
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
sshd:x:104:65534::/var/run/sshd:/usr/sbin/nologin

> credentials caching issue, then you have some NSS module bug or NSS
> configuration error.  Either way, this is not a bug in pam.

Agreed, sorry, maybe the wrong package.

Can you reassign to libnss3-1d, please?

Greets,

Nico

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