ORA-00600: [4450], [kpotx.c], [2866] on database with XA/dblink transactions (Doc ID 2169788.1)

Last updated on FEBRUARY 08, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Alert log reports errors as below

 

ORA-00600: [4450], [kpotx.c], [2866] on a database which is doing multiple xa / db link transactions.

 

the stack includes the functions ktcPopAutonomousFrame <- kpotxpop as below

Error Stack: ORA-600[4450]
Main Stack:
ktcPopAutonomousFrame <- kpotxpop <- opiodr <- ttcpip <- opitsk <- opiino <- opiodr
<- opidrv <- sou2o <- opimai_real <- ssthrdmain <- main

 

Changes

 database upgraded to 11.2.0.4

Cause

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