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IZ67876: READVGDA MAY DUMP CORE IF VGDA DATA IS INCORRECT APPLIES TO AIX 5300-11

A fix is available

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APAR status

  • Closed as program error.

Error description

  • On incorrect or corrupted VGDA data the readvgda and
    readvgda_svg commands may fail with SIGSEGV and dump
    core.
    

Local fix

Problem summary

  • Readvgda, which is run when collecting LVM snap, can seg fault
    if it reads a disk with some non LVM metadata on it.
    

Problem conclusion

  • Add signal handling to readvgda such that it will fail nicely
    from a seg fault, not logging any error in errpt.
    

Temporary fix

Comments

  • 5300-09 - use AIX APAR IZ69440
    5300-10 - use AIX APAR IZ69512
    5300-11 - use AIX APAR IZ67876
    6100-04 - use AIX APAR IZ68033
    

APAR Information

  • APAR number

    IZ67876

  • Reported component name

    AIX 5.3

  • Reported component ID

    5765G0300

  • Reported release

    530

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2010-01-12

  • Closed date

    2010-01-12

  • Last modified date

    2013-03-28

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

    IZ67627

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

Fix information

  • Fixed component name

    AIX 5.3

  • Fixed component ID

    5765G0300

Applicable component levels

  • R530 PSY U829940

       UP10/02/08 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
28 March 2013