The keytab sync was broken for domain controllers (both AD and IPA) by the introduction of the 'sync machine password to keytab' option. The core problem: Domain controllers are silently excluded from keytab synchronization since the feature was implemented.
Created attachment 18679 [details] Fix keytab sync regression for domain controllers This patch extends keytab sync on Active Directory and IPA domain controllers (ROLE_ACTIVE_DIRECTORY_DC and ROLE_IPA_DC).