-x is for extract proper command should be tar -cvf debugging-trust.tar /var/log/httpd/error_log /var/log/samba/log.* Reported by: bsperczy https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/installing_identity_management/installing-trust-between-idm-and-ad_installing-identity-management#annotations:47804ed7-3e3a-4641-99f6-482d46658604
Updated content on the CP: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/installing_identity_management/installing-trust-between-idm-and-ad_installing-identity-management#proc_gathering-debug-logs-of-an-attempt-to-establish-an-ad-trust_assembly_troubleshooting-setting-up-a-cross-forest-trust