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Getting ORA-00600 [12826] in MMON Background Slave (m000) Process (Doc ID 846217.1)

Last updated on JANUARY 30, 2022

Applies to:

Oracle Database - Enterprise Edition - Version 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.


Symptoms are:  

Following error in MMON background slave (m000) process:

ORA-00600: internal error code, arguments: [12826], [9130], [54626], [2], [], [], [], []

Call Stack containing similar functions as follows:

... kkdliu kdblil klclixi qerltIDLM qerltStart insExecSubQueryIni insExecStmtExecIniEngine insexe ...

The failing statement may be similar to the following:


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