DB Instances keep crash with ORA-00600 
(Doc ID 2088433.1)
Last updated on SEPTEMBER 28, 2021
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
DB Instances crashing with the below error messages.
Errors in file /u01/app/oracle/diag/rdbms/dbname/Instance1/trace/Instance1_smon_30745.trc (incident=237764):
ORA-00600: internal error code, arguments: , , , , , , , , , , , 
Incident details in: /u01/app/oracle/diag/rdbms/dbname/Instance1/incident/incdir_237764/Instance1_smon_30745_i237764.trc
PMON (ospid: 29474): terminating the instance due to error 474
There was a massive DML operation (delete ) on HCC QUERY HIGH table.
ORA-600  can occur during Transaction Recovery (ROLLBACK) or Consistent Read (CR) on an HCC compressed table.
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