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DB2 - Problem description

Problem IC77223 Status: Closed

APPLICATION HEAP ATTEMPTED TO FREE A NULL POINTER WHICH BROUGHT DOWN THE
INSTANCE.

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
Instance Crash getting the below messages in db2diag.log, when 
the Application heap attempt to free a null pointer. 
 
2011-06-23-10.23.52.624742+120 I9447555A583       LEVEL: Error 
PID     : 1900650              TID  : 99058       PROC : db2sysc 
0 
INSTANCE: pbodbi01             NODE : 000         DB   : BPE 
APPHDL  : 0-15707              APPID: 
172.31.17.43.44316.110623081607 
AUTHID  : PBODBA01 
EDUID   : 99058                EDUNAME: db2agent (BPE) 0 
FUNCTION: DB2 UDB, access plan manager, 
sqlra_sqlC_mem_get_block, probe:30 
RETCODE : ZRC=0x8B0F0001=-1961951231=SQLO_NOMEM_APPH 
          "No memory available in 'Application Heap'" 
          DIA8301C No memory available in the application heap. 
 
2011-06-23-10.23.52.775093+120 I9448139A648       LEVEL: Severe 
PID     : 1900650              TID  : 99058       PROC : db2sysc 
0 
INSTANCE: pbodbi01             NODE : 000         DB   : BPE 
APPHDL  : 0-9183               APPID: 
172.21.1.56.44295.110623052759 
AUTHID  : PBODBI01 
EDUID   : 99058                EDUNAME: db2agent (BPE) 0 
FUNCTION: DB2 UDB, WLM, 
sqlrwExpandableBuffer::allocateInternalB, probe:10 
CALLED  : DB2 UDB, WLM, sqlrwExpandableBuffer::allocateInternalB 
RETCODE : ZRC=0x8B0F0001=-1961951231=SQLO_NOMEM_APPH 
          "No memory available in 'Application Heap'" 
          DIA8301C No memory available in the application heap. 
 
2011-06-23-10.23.52.775493+120 I9448788A1173      LEVEL: Severe 
PID     : 1900650              TID  : 99058       PROC : db2sysc 
0 
INSTANCE: pbodbi01             NODE : 000         DB   : BPE 
APPHDL  : 0-9183               APPID: 
172.21.1.56.44295.110623052759 
AUTHID  : PBODBI01 
EDUID   : 99058                EDUNAME: db2agent (BPE) 0 
FUNCTION: DB2 UDB, SQO Memory Management, sqlofmblkEx, probe:40 
MESSAGE : Attempted to free NULL pointer. 
CALLSTCK: 
  [0] 0x090000000373F8FC pdLog@glue335 + 0xA8 
  [1] 0x09000000034CE6CC sqlofmblkEx + 0x294 
  [2] 0x09000000054637D4 
sqlrwGetThresholdQueueStats__FP8sqlrr_cbP31sqlrwGetThresholdQueu 
eStatsArgsPPvPl 
+ 0x158 
  [3] 0x0900000004E5349C 
sqlrwGetWLMTableFunctionResult__FP8sqlrr_cbP20sqlrw_rpc_tf_reque 
stPPvPl 
+ 0x214 
  [4] 0x09000000047EF274 
sqlrwGetWLMTableFunctionMergedResult__FUiPPv + 0x83C 
  [5] 0x0900000004E4EC3C sqlerTrustedRtnCallbackRouter__FUiPPv + 
0x254 
  [6] 0x090000000DFCC540 wlmGetQueueStats + 0x7E0 
  [7] 0x09000000064F105C sqloInvokeFnArgs + 0xB90 
  [8] 0x0900000003A0B4A4 
sqlriInvokerTrusted__FP10sqlri_ufobP21sqlriRoutineErrorIntf + 
0x1040 
  [9] 0x09000000037FDE04 sqlriInvokeInvoker__FP10sqlri_ufob + 
0x90 
 
---------------------------------------------------------------- 
-------------------------------- 
 
In FODC Trap files. 
 
Stack Trace::: 
 
 
 
-------Frame------ ------Function + Offset------ 
 
0x09000000040F5BCC sqloCrashOnCriticalMemoryValidationFailure + 
0x1C 
0x09000000040FD974 
sqloCrashOnCriticalMemoryValidationFailure@glue5AA + 
0x1C 
 
0x090000000359A954 sqlofmblkEx + 0x38 
 
0x09000000054637D4 
 
sqlrwGetThresholdQueueStats__FP8sqlrr_cbP31sqlrwGetThresholdQueu 
eStatsAr 
gsPPvPl + 0x158 
 
0x0900000004E5349C 
 
sqlrwGetWLMTableFunctionResult__FP8sqlrr_cbP20sqlrw_rpc_tf_reque 
stPPvPl 
 
+ 0x214 
 
0x09000000047EF274 sqlrwGetWLMTableFunctionMergedResult__FUiPPv 
+ 0x83C 
0x0900000004E4EC3C sqlerTrustedRtnCallbackRouter__FUiPPv + 0x254 
 
0x090000000DFCC540 wlmGetQueueStats + 0x7E0 
 
0x09000000064F105C sqloInvokeFnArgs + 0xB90 
 
0x0900000003A0B4A4 
 
sqlriInvokerTrusted__FP10sqlri_ufobP21sqlriRoutineErrorIntf + 
0x1040 
0x09000000037FDE04 sqlriInvokeInvoker__FP10sqlri_ufob + 0x90 
 
0x090000000395A428 sqlriutf__FP8sqlrr_cb + 0x130 
 
0x0900000003E0AFDC sqlri_tfopn__FP8sqlrr_cbP9sqlri_tao + 0x1D4 
 
0x09000000034FFC54 sqlriopn__FP8sqlrr_cbP9sqlri_taoPi + 0x75C 
 
0x09000000036D0AB4 sqlriopn__FP8sqlrr_cbP9sqlri_taoPi@glue1C2 + 
0x70 
0x09000000036D043C sqlrita__FP8sqlrr_cb + 0xC 
 
0x09000000036C0C30 sqlriunn__FP8sqlrr_cbP10sqlri_stob + 0xC 
 
0x09000000036C0EC8 sqlriset__FP8sqlrr_cb + 0x7C 
 
0x09000000036ACA40 sqlriSectInvoke__FP8sqlrr_cbP12sqlri_opparm - 
0x788 
0x09000000037722E8 
sqlrr_process_fetch_request__FP14db2UCinterface + 
0x13C 
 
0x09000000036D64B0 
sqlrr_open__FP14db2UCinterfaceP15db2UCCursorInfo + 
0x578 
 
0x090000000383A424 
sqljs_ddm_opnqry__FP14db2UCinterfaceP13sqljDDMObject 
+ 0x978 
 
0x090000000383999C 
 
sqljsParseRdbAccessed__FP13sqljsDrdaAsCbP13sqljDDMObjectP14db2UC 
interfac 
e + 0x4 
 
0x09000000036EADC0 
sqljsParse__FP13sqljsDrdaAsCbP14db2UCinterface - 
0x124 
 
0x09000000036EC3F0 @63@sqljsSqlam__FP14db2UCinterfaceP8sqeAgentb 
+ 0x224 
0x09000000037B5EF8 
@63@sqljsDriveRequests__FP8sqeAgentP14db2UCconHandle 
+ 0x98 
 
0x09000000037B5C04 
@63@sqljsDrdaAsInnerDriver__FP18SQLCC_INITSTRUCT_Tb + 
0xE0 
 
0x09000000037B598C sqljsDrdaAsDriver__FP18SQLCC_INITSTRUCT_T + 
0x13C 
0x0900000003792850 RunEDU__8sqeAgentFv + 0x11C 
 
0x09000000037925B0 EDUDriver__9sqzEDUObjFv + 0x94 
 
0x090000000378D2EC sqloEDUEntry + 0x54C
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* Users having 95fp8 and below can be effected.                * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* Instance Crash getting the below messages in db2diag.log,    * 
* when                                                         * 
* the Application heap attempt to free a null pointer.         * 
*                                                              * 
* 2011-06-23-10.23.52.624742+120 I9447555A583      LEVEL:      * 
* Error                                                        * 
* PID    : 1900650              TID  : 99058      PROC :       * 
* db2sysc                                                      * 
* 0                                                            * 
* INSTANCE: pbodbi01            NODE : 000        DB  : BPE    * 
* APPHDL  : 0-15707              APPID:                        * 
* 172.31.17.43.44316.110623081607                              * 
* AUTHID  : PBODBA01                                           * 
* EDUID  : 99058                EDUNAME: db2agent (BPE) 0      * 
* FUNCTION: DB2 UDB, access plan manager,                      * 
* sqlra_sqlC_mem_get_block, probe:30                           * 
* RETCODE : ZRC=0x8B0F0001=-1961951231=SQLO_NOMEM_APPH         * 
*           "No memory available in 'Application Heap'"        * 
*           DIA8301C No memory available in the application    * 
* heap.                                                        * 
*                                                              * 
* 2011-06-23-10.23.52.775093+120 I9448139A648      LEVEL:      * 
* Severe                                                       * 
* PID    : 1900650              TID  : 99058      PROC :       * 
* db2sysc                                                      * 
* 0                                                            * 
* INSTANCE: pbodbi01            NODE : 000        DB  : BPE    * 
* APPHDL  : 0-9183              APPID:                         * 
* 172.21.1.56.44295.110623052759                               * 
* AUTHID  : PBODBI01                                           * 
* EDUID  : 99058                EDUNAME: db2agent (BPE) 0      * 
* FUNCTION: DB2 UDB, WLM,                                      * 
* sqlrwExpandableBuffer::allocateInternalB, probe:10           * 
* CALLED  : DB2 UDB, WLM,                                      * 
* sqlrwExpandableBuffer::allocateInternalB                     * 
* RETCODE : ZRC=0x8B0F0001=-1961951231=SQLO_NOMEM_APPH         * 
*           "No memory available in 'Application Heap'"        * 
*           DIA8301C No memory available in the application    * 
* heap.                                                        * 
*                                                              * 
* 2011-06-23-10.23.52.775493+120 I9448788A1173      LEVEL:     * 
* Severe                                                       * 
* PID    : 1900650              TID  : 99058      PROC :       * 
* db2sysc                                                      * 
* 0                                                            * 
* INSTANCE: pbodbi01            NODE : 000        DB  : BPE    * 
* APPHDL  : 0-9183              APPID:                         * 
* 172.21.1.56.44295.110623052759                               * 
* AUTHID  : PBODBI01                                           * 
* EDUID  : 99058                EDUNAME: db2agent (BPE) 0      * 
* FUNCTION: DB2 UDB, SQO Memory Management, sqlofmblkEx,       * 
* probe:40                                                     * 
* MESSAGE : Attempted to free NULL pointer.                    * 
* CALLSTCK:                                                    * 
*   [0] 0x090000000373F8FC pdLog@glue335 + 0xA8                * 
*   [1] 0x09000000034CE6CC sqlofmblkEx + 0x294                 * 
*   [2] 0x09000000054637D4                                     * 
* sqlrwGetThresholdQueueStats__FP8sqlrr_cbP31sqlrwGetThreshold * 
* Queu                                                         * 
* eStatsArgsPPvPl                                              * 
* + 0x158                                                      * 
*   [3] 0x0900000004E5349C                                     * 
* sqlrwGetWLMTableFunctionResult__FP8sqlrr_cbP20sqlrw_rpc_tf_r * 
* eque                                                         * 
* stPPvPl                                                      * 
* + 0x214                                                      * 
*   [4] 0x09000000047EF274                                     * 
* sqlrwGetWLMTableFunctionMergedResult__FUiPPv + 0x83C         * 
*   [5] 0x0900000004E4EC3C                                     * 
* sqlerTrustedRtnCallbackRouter__FUiPPv +                      * 
* 0x254                                                        * 
*   [6] 0x090000000DFCC540 wlmGetQueueStats + 0x7E0            * 
*   [7] 0x09000000064F105C sqloInvokeFnArgs + 0xB90            * 
*   [8] 0x0900000003A0B4A4                                     * 
* sqlriInvokerTrusted__FP10sqlri_ufobP21sqlriRoutineErrorIntf  * 
* +                                                            * 
* 0x1040                                                       * 
*   [9] 0x09000000037FDE04 sqlriInvokeInvoker__FP10sqlri_ufob  * 
* +                                                            * 
* 0x90                                                         * 
*                                                              * 
* ------------------------------------------------------------ * 
* ----                                                         * 
* --------------------------------                             * 
*                                                              * 
* In FODC Trap files.                                          * 
*                                                              * 
* Stack Trace:::                                               * 
*                                                              * 
*                                                              * 
*                                                              * 
* -------Frame------ ------Function + Offset------             * 
*                                                              * 
* 0x09000000040F5BCC                                           * 
* sqloCrashOnCriticalMemoryValidationFailure +                 * 
* 0x1C                                                         * 
* 0x09000000040FD974                                           * 
* sqloCrashOnCriticalMemoryValidationFailure@glue5AA +         * 
* 0x1C                                                         * 
*                                                              * 
* 0x090000000359A954 sqlofmblkEx + 0x38                        * 
*                                                              * 
* 0x09000000054637D4                                           * 
*                                                              * 
* sqlrwGetThresholdQueueStats__FP8sqlrr_cbP31sqlrwGetThreshold * 
* Queu                                                         * 
* eStatsAr                                                     * 
* gsPPvPl + 0x158                                              * 
*                                                              * 
* 0x0900000004E5349C                                           * 
*                                                              * 
* sqlrwGetWLMTableFunctionResult__FP8sqlrr_cbP20sqlrw_rpc_tf_r * 
* eque                                                         * 
* stPPvPl                                                      * 
*                                                              * 
* + 0x214                                                      * 
*                                                              * 
* 0x09000000047EF274                                           * 
* sqlrwGetWLMTableFunctionMergedResult__FUiPPv                 * 
* + 0x83C                                                      * 
* 0x0900000004E4EC3C sqlerTrustedRtnCallbackRouter__FUiPPv +   * 
* 0x254                                                        * 
*                                                              * 
* 0x090000000DFCC540 wlmGetQueueStats + 0x7E0                  * 
*                                                              * 
* 0x09000000064F105C sqloInvokeFnArgs + 0xB90                  * 
*                                                              * 
* 0x0900000003A0B4A4                                           * 
*                                                              * 
* sqlriInvokerTrusted__FP10sqlri_ufobP21sqlriRoutineErrorIntf  * 
* +                                                            * 
* 0x1040                                                       * 
* 0x09000000037FDE04 sqlriInvokeInvoker__FP10sqlri_ufob + 0x90 * 
*                                                              * 
* 0x090000000395A428 sqlriutf__FP8sqlrr_cb + 0x130             * 
*                                                              * 
* 0x0900000003E0AFDC sqlri_tfopn__FP8sqlrr_cbP9sqlri_tao +     * 
* 0x1D4                                                        * 
*                                                              * 
* 0x09000000034FFC54 sqlriopn__FP8sqlrr_cbP9sqlri_taoPi +      * 
* 0x75C                                                        * 
*                                                              * 
* 0x09000000036D0AB4                                           * 
* sqlriopn__FP8sqlrr_cbP9sqlri_taoPi@glue1C2 +                 * 
* 0x70                                                         * 
* 0x09000000036D043C sqlrita__FP8sqlrr_cb + 0xC                * 
*                                                              * 
* 0x09000000036C0C30 sqlriunn__FP8sqlrr_cbP10sqlri_stob + 0xC  * 
*                                                              * 
* 0x09000000036C0EC8 sqlriset__FP8sqlrr_cb + 0x7C              * 
*                                                              * 
* 0x09000000036ACA40                                           * 
* sqlriSectInvoke__FP8sqlrr_cbP12sqlri_opparm -                * 
* 0x788                                                        * 
* 0x09000000037722E8                                           * 
* sqlrr_process_fetch_request__FP14db2UCinterface +            * 
* 0x13C                                                        * 
*                                                              * 
* 0x09000000036D64B0                                           * 
* sqlrr_open__FP14db2UCinterfaceP15db2UCCursorInfo +           * 
* 0x578                                                        * 
*                                                              * 
* 0x090000000383A424                                           * 
* sqljs_ddm_opnqry__FP14db2UCinterfaceP13sqljDDMObject         * 
* + 0x978                                                      * 
*                                                              * 
* 0x090000000383999C                                           * 
*                                                              * 
* sqljsParseRdbAccessed__FP13sqljsDrdaAsCbP13sqljDDMObjectP14d * 
* b2UC                                                         * 
* interfac                                                     * 
* e + 0x4                                                      * 
*                                                              * 
* 0x09000000036EADC0                                           * 
* sqljsParse__FP13sqljsDrdaAsCbP14db2UCinterface -             * 
* 0x124                                                        * 
*                                                              * 
* 0x09000000036EC3F0                                           * 
* @63@sqljsSqlam__FP14db2UCinterfaceP8sqeAgentb                * 
* + 0x224                                                      * 
* 0x09000000037B5EF8                                           * 
* @63@sqljsDriveRequests__FP8sqeAgentP14db2UCconHandle         * 
* + 0x98                                                       * 
*                                                              * 
* 0x09000000037B5C04                                           * 
* @63@sqljsDrdaAsInnerDriver__FP18SQLCC_INITSTRUCT_Tb +        * 
* 0xE0                                                         * 
*                                                              * 
* 0x09000000037B598C sqljsDrdaAsDriver__FP18SQLCC_INITSTRUCT_T * 
* +                                                            * 
* 0x13C                                                        * 
* 0x0900000003792850 RunEDU__8sqeAgentFv + 0x11C               * 
*                                                              * 
* 0x09000000037925B0 EDUDriver__9sqzEDUObjFv + 0x94            * 
*                                                              * 
* 0x090000000378D2EC sqloEDUEntry + 0x54C                      * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2V95fp9                                         * 
****************************************************************
Local Fix:
available fix packs:
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
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
29.06.2011
08.03.2012
08.03.2012
Problem solved at the following versions (IBM BugInfos)
9.5.FP9
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.9 FixList
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