ORA-07445 or ORA-600 Errors With a Big Stack or a Corrupted Stack
Last updated on OCTOBER 31, 2014
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 and later
Information in this document applies to any platform.
***Checked for relevance on 28-Nov-2013***
You are experiencing ORA-7445 errors like (example):
ORA-07445: exception encountered: core dump [kghalo()+4] [SIGSEGV] [Stack Overflow] [0xFFFFFFFF7FFF1F98]  
or ORA-600 errors pointing to memory issues
The tracefile shows a big or possibly corrupted stack.
ssdgetcall: WARNING! *** STACK TRACE TRUNCATED ***
ssdgetcall: WARNING! *** UNREADABLE FRAME FOUND ***
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