My Oracle Support Banner

Instance Crashed With Error ORA-600[K2QFLB_2] (Doc ID 1265605.1)

Last updated on MARCH 07, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.2.0.1 [Release 10.2 to 11.2]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata 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.
***Checked for relevance on 03-Nov-2012***

NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.

Symptoms

IN A RAC environment,Instance terminating with the ORA-00600[k2qflb_2]

ORA-600: internal error code, arguments: [k2qflb_2], [6], [], [], [], [],
Incident details in:
/<path_name>/<file_name>.trc
Tue Jan 13 18:41:07 2009
Errors in file
/<path_name>/<file_name>.trc:
ORA-24756: transaction does not exist
Errors in file
/<path_name>/<file_name>.trc:
ORA-24756: transaction does not exist
Errors in file
/<path_name>/<file_name>.trc:
ORA-24756: transaction does not exist
Tue Jan 13 18:41:08 2009
Trace dumping is performing id=[cdmp_20090113184108]
Errors in file
/<path_name>/<file_name>.trc:
ORA-600: internal error code, arguments: [k2qflb_2], [6], [], [], [], [],
[], [], [], [], [], []
GTX0 (ospid: 20704): terminating the instance due to error 492
System state dump is made for local instance
System State dumped to trace file
/<path_name>/<file_name>.trc
Instance terminated by GTX0, pid = 20704


Possible symptoms:

ORA-00600 [KJUCNL(PMON):!DEAD] in PMON leading to instance crash.
ORA-600[k2gFBG: not_found] in GTX* backgrounds
ORA-00600 [k2qflb_2] in GTX* bacgrounds

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Cause
Solution
References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.