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IV46706: SYSTEM CRASH CAUSED BY AIO IOCP OPERATION APPLIES TO AIX 6100-08

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

  • A system using AIO may crash with the following
    stacktrace:
    
    (1)> f
    pvthread+029000 STACK:
    [000F8100].put_onto_list+000000 ()
    [0606229C]aio_iocp_releasereq_defer+00001C (??)
    [F1000000C03F333C]free_iocpkt+00005C (??)
    [F1000000C03F2260]iocp_close+0001A0 (??)
    [00014D70].hkey_legacy_gate+00004C ()
    [005E13C4]closef+000124 (??)
    [005838C4]closefd+000144 (??, ??)
    [006DE430]fs_exit+0000D0 ()
    [0033C098]kexitx+000718 (??)
    [000A3E0C]kexit+00008C ()
    

Local fix

  • Avoid use of AIO IOCP
    

Problem summary

  • (1)> f
    pvthread+029000 STACK:
     000F8100 .put_onto_list+000000 ()
     0606229C aio_iocp_releasereq_defer+00001C (??)
     F1000000C03F333C free_iocpkt+00005C (??)
     F1000000C03F2260 iocp_close+0001A0 (??)
     00014D70 .hkey_legacy_gate+00004C ()
     005E13C4 closef+000124 (??)
     005838C4 closefd+000144 (??, ??)
     006DE430 fs_exit+0000D0 ()
     0033C098 kexitx+000718 (??)
     000A3E0C kexit+00008C ()
    

Problem conclusion

  • enhance error checking
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV46706

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2013-08-06

  • Closed date

    2013-09-05

  • Last modified date

    2014-02-17

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

    IV36392

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

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U860018

       UP14/02/17 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
17 February 2014