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IT38660: MEMORY CORRUPTION DETECTED IF CONNECTION CONCENTRATOR IS ENABLED

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • If connection concentrator and special register in use, Db2
    server may trap or panic because of Memory corruption.
    
      Stack traceback may look like:
      sqlofmblkEx + 0x9E
      sqlra_fp_deallocP15sqlra_func_path + 0x155
      sqlrr_dealloc_sp_ptrsP26sqlrr_special_registers_cb + 0x4F
    
    sqlrr_destroy_special_registers_cbP8sqlrr_cbP26sqlrr_special_reg
    isters_cb + 0x32
    
    sqlrr_end_special_registers_cbP8sqlrr_cbP26sqlrr_special_registe
    rs_cbiiPPv + 0x1A7
      sqlriSectInitializeComplexP8sqlrr_cbP9sqlri_shdb + 0xE95
      sqlrr_process_execute_requestP8sqlrr_cbib + 0x19B0
      sqlrr_executeP14db2UCinterfaceP9UCstpInfo + 0x147
      sqljs_ddm_excsqlsttP14db2UCinterfaceP13sqljDDMObject + 0x8A7
    
    sqljsParseRdbAccessedP13sqljsDrdaAsCbP13sqljDDMObjectP14db2UCint
    erface + 0x156
      sqljsParseP13sqljsDrdaAsCbP14db2UCinterfaceP8sqeAgentb + 0x83A
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to 11.5.7 or higher                                  *
    ****************************************************************
    

Problem conclusion

  • Upgrade to 11.5.7 or higher
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT38660

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B50

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-10-11

  • Closed date

    2021-12-01

  • Last modified date

    2021-12-01

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • RB50 PSN

       UP

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.5","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
17 December 2021