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IC80290: INSTANCE CRASH WITH SEGV (SEGMENTATION VIOLATION) IN FUNCTION SQLPGETANDPROCESSGRAPHS()

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • On systems running Workload Management (WLM), the
    deadlock detector may trigger a crash due to a segv (signal 11).
    
    The following message will be reported in the db2diag.log:
    
    ---------------------------------------
    2011-11-02-22.57.00.365968-240 I844276694A396     LEVEL: Warning
    PID     : 622978               TID  : 4674        PROC : db2sysc
    0
    INSTANCE: <inst-name>             NODE : 000
    EDUID   : 4674                 EDUNAME: db2glock (<db-name>) 0
    FUNCTION: DB2 UDB, RAS/PD component,
    pdEDUIsInDB2KernelOperation, probe:600
    DATA #1 : String, 27 bytes
     sqlpGetAndProcessGraphs__F
    DATA #2 : String, 4 bytes
    sqlp
    ---------------------------------------
    
    The following stack is reported:
    ------------------------------------------
    Signal #11
    
    0x090000000B1625DC
    sqlpGetAndProcessGraphs__FP16sqeLocalDatabaseP8SQLP_LCBPUlPUi +
    0x90
    0x090000000B160070 sqlplgdd__FPcUi + 0x598
    0x090000000CCA5330 sqloEDUEntry + 0x18
    -----------------------------------------
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users using Work Load Manager (WLM)                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * On systems running Workload Manager (WLM), the deadlock      *
    * detector may trigger a crash due to a segv (signal 11).      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * To avoid experiencing this issue users can upgrade to DB2    *
    * Version V9.7 fix pack 6 at the minimum.                      *
    ****************************************************************
    

Problem conclusion

  • First Fixed in DB2 Version V9.7 fix pack 6
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC80290

  • 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

    2011-12-07

  • Closed date

    2012-06-18

  • Last modified date

    2012-06-18

  • 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

  • R970 PSN

       UP

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"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:
18 June 2012