Instance Termination with ORA-07445 [kghsrch()+144], ORA-00600 [kghfrh:ds] (Doc ID 2128933.1)

Last updated on APRIL 29, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 to 12.1.0.2 [Release 11.2 to 12.1]
IBM AIX on POWER Systems (64-bit)

Symptoms

Instance terminated after several errors like:

ORA-07445: exception encountered: core dump [kghsrch()+144] [SIGSEGV] [ADDR:0xFFFFFFFFFFFFFFF0] [PC:0x1000B8BD0] [Address not mapped to object] []
...
ORA-00600: internal error code, arguments: [kghfrh:ds], [0x7000000A1FFF030], [], [], [], [], [], [], [], [], [], []


The call stack with the ORA-7445 [kghsrch] shows functions like:

... kghalo kghgex kghalf kghalp kksalx qkacol IPRA qkadrv opitca kksFullTypeCheck rpiswu2 kksLoadChild kxsGetRuntimeLock kksfbc opiexe ...


The call stack with the ORA-600 [kghfrh:ds] shows functions like:

... kghnerror kghfrh_internal kghfrh kksFreeHeap kksLockDelete kksLockOperation kgllkdl kgllkds kssxdl kssdel kssdch ksuxds kssxdl kssdel kssdch ksudlp kssxdl kssdel ksuxdl ksuxda_del_proc IPRA IPRA ksucln_dpc_main ksucln_dpc ksucln ksbrdp opirip opidrv ...


Other observations:

As per current SQL, this error was happening during SELECT.

 

Cause

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