Instance Terminated By PMON After DBWR Failed With SIGSEGV on [SSKGDS_SNM()+592]

(Doc ID 1541158.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
IBM AIX on POWER Systems (64-bit)

Symptoms

Your database instance terminated due to the following error:
PMON (ospid: 26476786): terminating the instance due to error 471

OERR: ORA 471 DBWR process terminated with error

%DBWR%.trc shows the following information and call stack:

Exception [type: SIGSEGV, Address not mapped to object]
[ADDR:0x10000003FFFE9CF8] [PC:0x10029A770, sskgds_snm()+592] [flags: 0x2,
count: 2]

Call stack trace

skgdstpcs  kgds_dump_callers_s  kgdsdsts_extra kgdsdstdbgemdGetCallStackWFlag dbgemdGetCallStack dbgemdFillCompFunNames  dbgemdFillIncCtx dbgexPopulateIncCtx dbgexProcessError  dbgeExecuteForError dbgePostErrorKGE  dbkePostKGE_kgsf kgeade

Cause

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