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

Last updated on MAY 15, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.2.0.1 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 03-Nov-2012***

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:
/incident/incdir_353/ti anli1_gtx0_20704_i353.trc
Tue Jan 13 18:41:07 2009
Errors in file
/log/dump/diag/rdbms/tianli/tianli1/trace/tianli1_reco_206
09.trc:
ORA-24756: transaction does not exist
Errors in file
/log/dump/diag/rdbms/tianli/tianli1/trace/tianli1_reco_206
09.trc:
ORA-24756: transaction does not exist
Errors in file
/log/dump/diag/rdbms/tianli/tianli1/trace/tianli1_reco_206
09.trc:
ORA-24756: transaction does not exist
Tue Jan 13 18:41:08 2009
Trace dumping is performing id=[cdmp_20090113184108]
Errors in file
/log/dump/diag/rdbms/tianli/tianli1/trace/tianli1_gtx0_207
04.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
/log/dump/diag/rdbms/tianli/tianli1/trace/tianli1_diag_205 55.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

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