SSSD service is failing with an error 'Failed to initialize credentials using keytab [MEMORY:/etc/krb5.keytab]: Preauthentication failed.'

Solution Verified - Updated -

Issue

  • SSSD service is failing.
  • RHEL system is configured as an AD client using SSSD and AD users are unable to login to the system.
  • /var/log/messages file is filled up with following repeated logs.
Mar 13 08:36:18 testserver [sssd[ldap_child[145919]]]: Failed to initialize credentials using keytab [MEMORY:/etc/krb5.keytab]: Preauthentication failed. Unable to create GSSAPI-encrypted LDAP connection.

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content