IBM Support

LI81040: OMP_PAUSE_RESOURCE*() called more than once leading to a segmentation fault

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APAR status

  • Closed as program error.

Error description

  • The implementation of
    omp_pause_resource*() fails to mark
    a buffer as empty after freeing it.
    The next time omp_pause_resource*() is
    called, freeing invalid data causes
    the seg-fault.
    

Local fix

Problem summary

  • USERS AFFECTED:
    Users who use omp_pause_resource*() to free resources and later
    call omp_pause_resource*() again
    are affected by this issue.
    
    PROBLEM DESCRIPTION:
    The implementation of omp_pause_resource*() fails to mark a
    buffer as empty after freeing it.
    The next time omp_pause_resource*() is called, freeing invalid
    data causes the seg-fault.
    

Problem conclusion

  • This  functionality of omp_pause_resource*() has been fixed.
    

Temporary fix

Comments

APAR Information

  • APAR number

    LI81040

  • Reported component name

    XL C/C++ LINUX

  • Reported component ID

    5725C7310

  • Reported release

    G11

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2019-11-05

  • Closed date

    2019-11-28

  • Last modified date

    2019-11-28

  • 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

    XL C/C++ LINUX

  • Fixed component ID

    5725C7310

Applicable component levels

[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSXVZZ","label":"XL C\/C++ for Linux"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"G11","Edition":"","Line of Business":{"code":"LOB17","label":"Mainframe TPS"}}]

Document Information

Modified date:
28 November 2019