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12c oraagent.bin Crashes and Creates Core Dump (Doc ID 1944735.1)

Last updated on AUGUST 24, 2023

Applies to:

Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

12c Grid Infrastructure oraagent.bin repeatedly crashes: 

2015-01-05 13:19:41.349002 : AGENT:4182610560: Created alert : (:CRSAGF00119:) : Could not get server connect string CLSB:4182610560: Oracle Clusterware infrastructure error in ORAAGENT (OS PID 32739): Fatal signal 6 has occurred in program oraagent thread 4182610560; nested signal count is 1

Many core files created:

drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:25 core_1096
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:25 core_1155
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:25 core_1267
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:26 core_1380
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:26 core_1493
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:27 core_1606
drwxr-x--- 2 oracle oinstall 4096 Nov 13 17:27 core_1840

Call stack:

Error: CRS-8503 [] [] [] [] [] [] [] [] [] [] [] []
[00]: dbgexProcessError [diag_dde]
[01]: dbgeExecuteForError [diag_dde]
[02]: dbgePostErrorDirect [diag_dde]
[03]: clsdAdrPostError []<-- Signaling
[04]: clsbSigErrCB []
[05]: skgesig_sigactionHandler []
[06]: __sighandler []
[07]: _ZNK10clsn_agent9InstAgent15getStateDetailsEPK13clsagfw_aectx []
[08]: _ZN10clsn_agent8DgpAgent8runCheckEPK13clsagfw_aectxb []
[09]: _ZN10clsn_agent8DgpAgent5checkEPK13clsagfw_aectx []
[10]: _ZN10clsn_agent5Agent11commonCheckEPK13clsagfw_aectx []
[11]: _ZN10clsn_agent5checkEPK13clsagfw_aectx []
[12]: _ZN8cls_agfw3Cmd7executeEv []
[13]: _ZN8cls_agfw5CmdEx10executeCmdEPN3cls7MessageE []
[14]: _ZN8cls_agfw5CmdEx14clsRequestHdlrEPN3cls7MessageE []
[15]: _ZN3cls11ThreadModel12processQueueEP7sltstid []
[16]: _ZN3cls11ThreadModel5runTMEPv []
[17]: _ZN13CLS_Threading13CLSthreadMain8cppStartEPv []
[18]: start_thread []

 

Changes

 

Cause

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