ORA-7445 [kadaccess()+3860] due to DBMS_AQ.ENQUEUE procedure
(Doc ID 1633665.1)
Last updated on SEPTEMBER 25, 2019
Applies to:Oracle Database - Standard Edition - Version 126.96.36.199 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Information in this document applies to any platform.
The alert log may report below errors using SYS.DBMS_AQ.ENQUEUE:
ORA-07445: exception encountered: core dump [kadaccess()+3860] [SIGSEGV] [ADDR:0x0] [PC:0x107F8EDB4] [Address not mapped to object] 
ORA-21560: argument 7 is null, invalid, or out of range
The call stack from the trace file includes functions like:
The error reproduces when the below procedure is called with a null value for the payload argument.
Using a not NULL value, the errors did not reproduce.
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