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PH25316: S0C4 IN IGZEINI1 OFFSET X'1630' AFTER APPLYING UI69093

A fix is available

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APAR status

  • Closed as program error.

Error description

  • After applying ptf UI69093, s0c4 exception occurs in IGZEINI1
    at offset x'1630'.
    

Local fix

  • Back out UI69093
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED: Users of Enterprise COBOL V5 or later        *
    *                 releases running programs which call, by     *
    *                 procedure pointer, the alternate entry       *
    *                 point of another COBOL V5 or later program.  *
    *                                                              *
    *                 Also users who have applied PH23903.         *
    *                 The affected PTFs in error are               *
    *                                                              *
    *                 V2R2: UI69091                                *
    *                 V2R3: UI69093                                *
    *                 V2R4: UI69094                                *
    *                 (Runtime April 2020 PTF)                     *
    ****************************************************************
    * PROBLEM DESCRIPTION: The caller program terminates with 0C4  *
    *                      ABEND, or produces incorrect outputs in *
    *                      subsequent static calls due to storage  *
    *                      corruption.                             *
    ****************************************************************
    * RECOMMENDATION: Install the provided PTF.                    *
    ****************************************************************
    Due to incorrect handling of writable static area in the COBOL
    Runtime (i.e. the address in the CRENT field in LE CAA+0x1F4),
    V5+ programs might terminate with 0C4 ABEND, or produce
    incorrect outputs with later static calls (after the current
    procedure pointer call returns), when all of the following
    conditions are met prior to the call:
    
    - COBOL V5+ program is calling another COBOL V5+ using
    procedure pointer
    - The caller and callee are in different program objects
    - The callee is entered through an alternate entry point
    - The callee has been initialized; that is, it has been called
      before.
    
    Note: V5+ means V5 or later releases
    
    COB0501T/K COB0502T/K COB0601T/K COB0602T/K COB0603T/K
    

Problem conclusion

  • The handing of writable static in COBOL Runtime is corrected.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH25316

  • Reported component name

    LE ENT COBOL LI

  • Reported component ID

    568819812

  • Reported release

    7C0

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-05-12

  • Closed date

    2020-05-20

  • Last modified date

    2020-06-01

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

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

Modules/Macros

  • IGZCEV4  IGZCMGEN IGZCMGUE IGZLLIBV IGZXAPI  IGZXCDA  IGZXD24
    IGZXDMR  IGZXLPIO IGZXLPKA IGZXLPKB IGZXLPKC IGZXLPKD IGZXLPKE
    IGZXLPKF IGZXLPKG IGZXPK2
    

Fix information

  • Fixed component name

    LE ENT COBOL LI

  • Fixed component ID

    568819812

Applicable component levels

  • R7A0 PSY UI69401

       UP20/05/27 P F005 {

  • R7B0 PSY UI69403

       UP20/05/27 P F005 {

  • R7C0 PSY UI69405

       UP20/05/27 P F005 {

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.

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SS6SG3","label":"Enterprise COBOL for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Line of Business":{"code":"LOB17","label":"Mainframe TPS"}}]

Document Information

Modified date:
02 June 2020