ORA-7445 [ksxp_PING] in ASM Instance (Doc ID 1365704.1)

Last updated on FEBRUARY 07, 2014

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Information in this document applies to any platform.
***Checked for relevance on 25-Jun-2013***

Symptoms

RAC instance reports below messages in the alert log:

ORA-07445: exception encountered: core dump [ksxp_PING()+25104] [SIGSEGV] [ADDR:0x300000000002] [PC:0x1009D2330] [Address not mapped to object] []


The call stack from the trace file shows

ksedst1  ksedst  dbkedDefDump  ssexhd  sighndlr call_user_handler  ksxp_PING  ksbrdp  opirip  opidrv
sou2o  opimai_real  ssthrdmain  main  start


In the CRS logs the following error is generated

MESSAGE: TextMessage[CRS-2545: Cannot operate on 'instance of ora.LISTENER.lsnr assigned to dldmb1'. It is locked by 'SYSTEM' for command 'Resource Autostart : dldmb1']

Cause

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