Solution : https://service.sap.com/sap/support/notes/574676 (SAP Service marketplace login required)
Key words :
symptom short dump dbif_dsql2_sql_error occurs due, directory $oracle_home/rdbms/admin, ora-00600 [ktsapsext-1]ora-06512, line 0 reason, oracle dictionary, run correctly, execute catalog, critical errors, older version, execute catspace_sap_drop
Related Notes :
| 871455 | Poor performance when accessing DBA and V$ views |