RAC Instance Terminated With ORA-600 [kcbo_switch_cq_1]

(Doc ID 1910155.1)

Last updated on SEPTEMBER 12, 2014

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Information in this document applies to any platform.


o  RAC instance crashes with error

ORA-00600: internal error code, arguments: [kcbo_switch_cq_1]

o  The call stack in the trace file looks similar to

... kcbo_switch_cq1 kcbso1 kcbpsod kcbsod kssxdl kssdel kssdch ksudlc kssxdl kssdel ksudlp kssxdl kssdel ksuxdl ksuxda_del_proc IPRA eanup IPRA ksucln_dpc_main ksucln_dpc ...

o  The fix for unpublished Bug 17761775 has been installed.

o  Database is on Real Application Cluster ( RAC)


 PSU 10 has been applied on database.


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