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DB2 - Problem description

Problem IC73770 Status: Closed

DB2SYSC CRASHED IN SQLODIAGNOSEFREEBLOCKFAILURE() FOLLOWING USER INTERRUPT
DURING LIKE PREDICATE PROCESSING

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
Signal 11 crash can be experienced during LIKE predicate 
processing following a user interrupt. 
Stack trace can resemble the following: 
 
sqloCrashOnCriticalMemoryValidationFailure 
sqloCrashOnCriticalMemoryValidationFailure 
sqlofmblkEx 
sqlriCCCLikeLong    (or sqlriCCCLikeLongEsc, 
sqlriCCCLikeComputeRulesCore, sqlriCCCLikeShort or 
sqlriCCCLikeShortEsc) 
sqlriExecThread 
sqlriExecThread 
sqlrita 
sqlriExecThread 
sqlri_mj 
sqlriSectInvoke 
sqlrr_smp_router 
sqlrr_subagent_router 
sqleSubRequestRouter 
sqleProcessSubRequest 
RunEDU 
EDUDriver 
sqloEDUEntry
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* Users performing a user interrupt during a particular point  * 
* of LIKE predicate evaluation involving DBCLOB or other long  * 
* or short data types, in V95 or later releases.               * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* Users performing a user interrupt during a particular point  * 
* of LIKE predicate evaluation involving DBCLOB or other long  * 
* or short data types, in V95 or later releases, may           * 
* experience signal 11 crash.                                  * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Don't perform user interrupt, or install 95FP8 or later,     * 
* which contain the fix.                                       * 
****************************************************************
Local Fix:
available fix packs:
DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows

Solution
Install 95FP8 or later, which contain the fix.
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC74027 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
11.01.2011
27.06.2011
27.06.2011
Problem solved at the following versions (IBM BugInfos)
9.5.FP8
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.8 FixList
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