ORA-600 [psi.c: psitrp3: leak] Or ORA-600: , [...], 
Last updated on APRIL 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 11.2 to 12.2]
Information in this document applies to any platform.
A process using PL/SQL code can get:
(possibly after some other internal errors) when there are destroyed the memory structures used by PL/SQL (stack unwinding and cleanup).
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