Unable to log in to server after a leapp upgrade from RHEL 7.8 to 8.2

Solution Unverified - Updated -

Issue

  • After an in place upgrade of an Amazon EC2 instance from RHEL 7.8 to RHEL 8.2, users are unable to log in, seeing the below errors:
debug1: Unspecified GSS failure.  Minor code may provide more information
No Kerberos credentials available (default cache: KCM:)
  • Log in possible using the service account.

Environment

Red Hat Enterprise Linux 7.8
Red Hat Enterprise Linux 8.2
Amazon EC2

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