Oracle内部bug导致的19c DG备库宕机

报错信息收集

数据库版本：

SQL> select banner,banner_full,banner_legacy from v$version;BANNER
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BANNER_FULL
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BANNER_LEGACY
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Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.22.0.0.0
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - ProductionSQL> select patch_id,action,description,status from dba_registry_sqlpatch;PATCH_ID ACTION     DESCRIPTION						   STATUS
---------- ---------- ------------------------------------------------------------ ----------29517242 APPLY      Database Release Update : 19.3.0.0.