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IV62385: FIX DEBUG TRAP ON NETSTAT FOR DEBUG ENVIRONMENTS APPLIES TO AIX 7100-03

A fix is available

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • No symptoms experienced under normal operations.
    Systems running in debug mode could hit a trap on netstat
    with the following stack:
    
    KDB(1)> f
    pvthread+3E4900 STACK:
    Ý0000B700¨.umem_move+000100 ()
    Ý000A20F8¨umem_move_skeys+0002D8 (??, ??, ??, ??, ??)
    Ý000A2270¨copyslow+000110 (??, ??, ??, ??, ??, ??)
    Ý000A3704¨copyout+000124 (??, ??, ??)
    Ý00118BE0¨_kwaitpid+000920 (??, ??, ??, ??, ??, ??, ??)
    Ý001199D4¨kwaitpid+000134 (??, ??, ??, ??, ??)
    Ý00003938¨syscall+000230 ()
    Ý90000000010D0AC¨wait+00030C (??)
    Ý100021FCC¨drvstats+00044C (0000000000000000)
    Ý100002050¨main+001150 (0000000000000002, 0FFFFFFFFFFFFB68)
    Ý100000268¨__start+000070 ()
    

Local fix

Problem summary

  • No symptoms experienced under normal operations.
    Systems running in debug mode could hit a trap on netstat
    with the following stack:
    
    KDB(1)> f
    pvthread+3E4900 STACK:
     0000B700 .umem_move+000100 ()
     000A20F8 umem_move_skeys+0002D8 (??, ??, ??, ??, ??)
     000A2270 copyslow+000110 (??, ??, ??, ??, ??, ??)
     000A3704 copyout+000124 (??, ??, ??)
     00118BE0 _kwaitpid+000920 (??, ??, ??, ??, ??, ??, ??)
     001199D4 kwaitpid+000134 (??, ??, ??, ??, ??)
     00003938 syscall+000230 ()
     90000000010D0AC wait+00030C (??)
     100021FCC drvstats+00044C (0000000000000000)
     100002050 main+001150 (0000000000000002, 0FFFFFFFFFFFFB68)
     100000268 __start+000070 ()
    

Problem conclusion

  • This fix prevents the trap by calling kwaitpid() with the
    appropriate parameters.
    

Temporary fix

Comments

  • 6100-09 - use AIX APAR IV62427
    6100-09 - use AIX APAR IV62427
    7100-03 - use AIX APAR IV62385
    7100-04 - use AIX APAR IV62487
    

APAR Information

  • APAR number

    IV62385

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-07-10

  • Closed date

    2014-07-10

  • Last modified date

    2016-05-11

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

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

    IV62427 IV62487

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U862169

       UP14/10/29 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
11 May 2016