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IC63968: DB2 crash with SIGSEGV in sqlnq_qtbqunchild2 or sqlnq_qtboprparent2

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • DB2 instance abend with SIGSEGV (signal 11) in either
    sqlnq_qtbqunchild2 or sqlnq_qtboprparent2 function during query
    processing.
    
    Here are some examples of the SIGSEGV traps -
    
    Example #1 -
    
    _ZN17sqlnq_qtbqunchild2ppEv
    _Z17sqlnr_sop_fix_hxpP9sqlnq_oprPiP3loc
    _Z21sqlnr_setophxp_actionP10sqlnr_qrwaPiP14sqlnr_progress
    _Z10sqlnr_compPiiP16sqlnr_rule_stateP10sqlnr_qrwaP14sqlnr_progre
    ss
    _Z9sqlnr_seqPiP10sqlnr_qrwaP14sqlnr_progressP12sqlnr_rclass
    ...
    
    Example #2 -
    
    _ZN18sqlnq_qtboprparent2opEv
    _Z17sqlnr_sop_fix_hxpP9sqlnq_oprPiP3loc
    _Z21sqlnr_setophxp_actionP10sqlnr_qrwaPiP14sqlnr_progress
    _Z10sqlnr_compPiiP16sqlnr_rule_stateP10sqlnr_qrwaP14sqlnr_progre
    ss
    _Z9sqlnr_seqPiP10sqlnr_qrwaP14sqlnr_progressP12sqlnr_rclass
    ...
    

Local fix

  • n/a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * DB2 instance abend with SIGSEGV (signal 11) in either        *
    *                                                              *
    * sqlnq_qtbqunchild2 or sqlnq_qtboprparent2 function during    *
    * query                                                        *
    * processing.                                                  *
    *                                                              *
    *                                                              *
    *                                                              *
    * Here are some examples of the SIGSEGV traps -                *
    *                                                              *
    *                                                              *
    *                                                              *
    * Example #1 -                                                 *
    *                                                              *
    *                                                              *
    *                                                              *
    * _ZN17sqlnq_qtbqunchild2ppEv                                  *
    *                                                              *
    * _Z17sqlnr_sop_fix_hxpP9sqlnq_oprPiP3loc                      *
    *                                                              *
    * _Z21sqlnr_setophxp_actionP10sqlnr_qrwaPiP14sqlnr_progress    *
    *                                                              *
    * _Z10sqlnr_compPiiP16sqlnr_rule_stateP10sqlnr_qrwaP14sqlnr_prog
    * ss                                                           *
    *                                                              *
    * _Z9sqlnr_seqPiP10sqlnr_qrwaP14sqlnr_progressP12sqlnr_rclass  *
    *                                                              *
    * ...                                                          *
    *                                                              *
    *                                                              *
    *                                                              *
    * Example #2 -                                                 *
    *                                                              *
    *                                                              *
    *                                                              *
    * _ZN18sqlnq_qtboprparent2opEv                                 *
    *                                                              *
    * _Z17sqlnr_sop_fix_hxpP9sqlnq_oprPiP3loc                      *
    *                                                              *
    * _Z21sqlnr_setophxp_actionP10sqlnr_qrwaPiP14sqlnr_progress    *
    *                                                              *
    * _Z10sqlnr_compPiiP16sqlnr_rule_stateP10sqlnr_qrwaP14sqlnr_prog
    * ss                                                           *
    *                                                              *
    * _Z9sqlnr_seqPiP10sqlnr_qrwaP14sqlnr_progressP12sqlnr_rclass  *
    *                                                              *
    * ...                                                          *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to DB2 version 9.7 fix pack 1                        *
    ****************************************************************
    

Problem conclusion

  • Fixed in DB2 version 9.7 fix pack 1
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC63968

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    970

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2009-10-22

  • Closed date

    2010-02-17

  • Last modified date

    2010-02-17

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

    LI74171

  • 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

  • R970 PSN

       UP

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.7","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
17 February 2010