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IV52783: FIX PROC'S ANCHOR TO THREADLIST WHEN ANCHOR THREAD TERMINATES APPLIES TO AIX 7100-03

A fix is available

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APAR status

  • Closed as program error.

Error description

  • When this problem occurs, the proc structure's threadlist
    anchor points to a terminated thread that might be freed.
    
    This defect caused a crash as follows, but the crash could
    occur in other places where the threadlist is accessed.
    
    ■0015DE10process_proc_table+000610 (0000000000000000,
    ■00162398sched+000318 (??, ??, ??) ■004F2E98.runsched+000010
    ()
    

Local fix

Problem summary

  • When this problem occurs, the proc structure's threadlist
    anchor points to a terminated thread that might be freed.
    
    This defect caused a crash as follows, but the crash could
    occur in other places where the threadlist is accessed.
    
     0015DE10 process_proc_table+000610 (0000000000000000,
     00162398 sched+000318 (??, ??, ??)  004F2E98 .runsched+000010
    ()
    

Problem conclusion

  • Point proc's threadlist anchor to a valid thread when the
    current one is terminating.
    

Temporary fix

Comments

  • 7100-03 - use AIX APAR IV52783
    

APAR Information

  • APAR number

    IV52783

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2013-12-02

  • Closed date

    2013-12-02

  • Last modified date

    2014-05-23

  • 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

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U858978

       UP14/05/22 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 710

Operating system(s): AIX

Reference #: IV52783

Modified date: 23 May 2014