Description of Problem:
Users with NIS passwd entries, but not /etc/passwd entry, are unable to login.
YP server is Sun/Solaris 5.6 

NIS logins worked until Rawhide updates in last couple of days.

Version-Release number of selected component (if applicable):
pam-0.75-28
rawhide-release-20020314-1

How Reproducible:
100%

Steps to Reproduce:
1. No entry for "ellson" in /etc/passwd or /etc/shadow

2. NIS entry for "ellson"
$ ypcat passwd | grep ellson
ellson:s6Q9hVc.KWh/Q:5318:550:John Ellson:/home/ellson:/bin/bash

3. "login ellson" fails.

$ login ellson
Password: 

User account has expired


Actual Results:


Expected Results:


Additional Information:
/etc/pam.d/system-auth contains:

#%PAM-1.0
# This file is auto-generated.
# User changes will be destroyed the next time authconfig is run.
auth        required      /lib/security/pam_env.so
auth        sufficient    /lib/security/pam_unix.so likeauth nullok
auth        required      /lib/security/pam_deny.so

account     required      /lib/security/pam_unix.so
account     sufficient    /lib/security/pam_localuser.so
account     required      /lib/security/pam_deny.so

password    required      /lib/security/pam_cracklib.so retry=3 type=
password    sufficient    /lib/security/pam_unix.so nullok use_authtok md5
shadow nis
password    required      /lib/security/pam_deny.so

session     required      /lib/security/pam_limits.so
session     required      /lib/security/pam_unix.so
~