ORA-7445 KGGHASH Error With Literal Replacement Enabled
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Server - Enterprise Edition - Version: 184.108.40.206 to 10.1.0.3
This problem can occur on any platform.
ORA-07445: exception encountered: core dump [kgghash()+60] [SIGSEGV] [unknown code]
[0x8000000100200001]  
It happens using literal replacement (CURSOR_SHARING=FORCE | SIMILAR).
The important functions in the stack are:
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