Only the session module type is provided.
Memory buffer error.
Not enough permissions to create the new directory or read the skel directory.
User not known to the underlying authentication module.
Environment variables were set.
A sample /etc/pam.d/login file:
auth requisite pam_securetty.so
auth sufficient pam_ldap.so
auth required pam_unix.so
auth required pam_nologin.so
account sufficient pam_ldap.so
account required pam_unix.so
password required pam_unix.so
session required pam_mkhomedir.so skel=/etc/skel/ umask=0022
session required pam_unix.so
session optional pam_lastlog.so
session optional pam_mail.so standard