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OA33678: ABEND0C4 IN IEAVEGR TRYING TO REFERENCE AN SSRB.

A fix is available

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • EOM resource manager IEAVSRBT sets SSDSSRB to 0, which prevents
    cleanup of resources for that SSRB, such as the WEB.  This can
    result in IEAVEGR getting ABEND0C4 trying to reference the SSRB
    pointed to by the WEB for that SSD after the SSRB had been
    freed.
    
    PE Information:
    Users Affected:
    Systems with the PTF for OA31889 installed:
    - UA54041 for HBB7740
    - UA54042 for HBB7750
    - UA54043 for HBB7760
    All systems running HBB7770
    
    User Impact:
    This problem results in incomplete cleanup, which can cause
    problems for Global WEB Recovery, or possibly other problems.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Systems with the PTF for OA31889 installed:  *
    *                 - UA54041 for HBB7740                        *
    *                 - UA54042 for HBB7750                        *
    *                 - UA54043 for HBB7760                        *
    *                 All systems running HBB7770                  *
    ****************************************************************
    * PROBLEM DESCRIPTION: ABEND0C4 IN IEAVEGR TRYING TO REFERENCE *
    *                      AN SSRB.                                *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    EOM resource manager IEAVSRBT sets SSDSSRB to 0, which prevents
    cleanup of resources for that SSRB, such as the WEB.  This can
    result in IEAVEGR getting ABEND0C4 trying to reference the SSRB
    pointed to by the WEB for that SSD after the SSRB had been
    freed.
    

Problem conclusion

  • Logic is corrected to clean up an SSD's resources when an
    address space terminates.
    

Temporary fix

Comments

APAR Information

  • APAR number

    OA33678

  • Reported component name

    SUPERVISOR CONT

  • Reported component ID

    5752SC1C5

  • Reported release

    740

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-07-13

  • Closed date

    2010-09-16

  • Last modified date

    2010-11-01

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

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

    UA56823 UA56824 UA56825 UA56826

Modules/Macros

  • IEAVPETM IEAVSRBF IEAVSRBT IEAVSYNR
    

Fix information

  • Fixed component name

    SUPERVISOR CONT

  • Fixed component ID

    5752SC1C5

Applicable component levels

  • R740 PSY UA56823

       UP10/09/29 P F009

  • R750 PSY UA56824

       UP10/09/29 P F009

  • R760 PSY UA56825

       UP10/09/29 P F009

  • R770 PSY UA56826

       UP10/09/29 P F009

Fix is available

  • Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.



Document information

More support for: z/OS family

Software version: 740

Operating system(s): MVS, z/OS

Reference #: OA33678

Modified date: 01 November 2010


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