IBM Support

PH25682: SEGMENTATION FAULT RUNNING A RECENTLY-BINARY IN A DYNAMIC VIEW AFTER UPGRADING TO RED HAT ENTERPRISE LINUX 7.8

Subscribe to this APAR

By subscribing, you receive periodic emails alerting you to the status of the APAR, along with a link to the fix after it becomes available. You can track this item individually or track all items by product.

Notify me when this APAR changes.

Notify me when an APAR for this component changes.

 

APAR status

  • Closed as program error.

Error description

  • Upon updating to Red Hat Linux 7.8 on an IBM ClearCase 9.0.1.9
    host, running a recently built binary file in a dynamic view may
    fail with an immediate segmentation fault.
    
    The kernel changes in Red Hat Linux 8.0 that caused APAR PH18960
    are also newly present in Red Hat Enterprise Linux 7.8.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users of ClearCase on Red Hat Enterprise Linux 7.8           *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * A segmentation fault may occur when running an executable in *
    * a ClearCase dynamic view on a Red Hat Enterprise Linux 7.8   *
    * system.                                                      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    

Problem conclusion

  • Fixed in ClearCase 8.0.1.14, 9.0.1.10, and 9.0.2.2.  MVFS usage
    of the FMODE_WRITER flag has been modified in accordance with
    changes made in the RedHat kernel.
    

Temporary fix

Comments

APAR Information

  • APAR number

    PH25682

  • Reported component name

    CLEARCASE WIN

  • Reported component ID

    5724G2900

  • Reported release

    901

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-05-21

  • Closed date

    2020-06-29

  • Last modified date

    2020-06-29

  • 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

    CLEARCASE WIN

  • Fixed component ID

    5724G2900

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSSH27","label":"Rational ClearCase"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"901","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
30 June 2020