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IV64221: SYSTEM CRASH IN UNDO_RX() WHILE ETHERNET INTERFACE CLOSE APPLIES TO AIX 7100-02

A fix is available

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APAR status

  • Closed as program error.

Error description

  • system crash in undo_rx+0000E4 while ethernet interface close
    This problem occurs only at interface close time.
    stack trace:
    ------------
    pvthread+000200 STACK:
    Ý05C0CBC4¨undo_rx+0000E4 (FFFFF00000000000 Ý??¨)
    Ý05C08514¨start_adapter+000234 (??)
    Ý05C07B28¨enter_limbo+000148 (??)
    Ý05BFA61C¨goent_tx_to+0002BC (??)
    Ý05BF7F4C¨tx_swqt_func+00034C (??)
    Ý000BD870¨clock+000310 (??)
    Ý0021E5F4¨i_softmod+0004F4 ()
    Ý001E604C¨flih_util+000258 ()
    ____ Exception (F00000002FF47600) ____
    

Local fix

Problem summary

  • system crash in undo_rx+0000E4 while ethernet interface close
    This problem occurs only at interface close time.
    stack trace:
    ------------
    pvthread+000200 STACK:
     05C0CBC4 undo_rx+0000E4 (FFFFF00000000000  ?? )
     05C08514 start_adapter+000234 (??)
     05C07B28 enter_limbo+000148 (??)
     05BFA61C goent_tx_to+0002BC (??)
     05BF7F4C tx_swqt_func+00034C (??)
     000BD870 clock+000310 (??)
     0021E5F4 i_softmod+0004F4 ()
     001E604C flih_util+000258 ()
    ____ Exception (F00000002FF47600) ____
    

Problem conclusion

  • identified and fixed the timing window issue at tx_swqt_func(),
    which now does not allow to call goent_tx_to() when device is
    in CLOSED state.
    

Temporary fix

Comments

  • 6100-08 - use AIX APAR IV64366
    6100-09 - use AIX APAR IV59373
    6100-09 - use AIX APAR IV59373
    7100-02 - use AIX APAR IV64221
    7100-03 - use AIX APAR IV59488
    7100-04 - use AIX APAR IV59699
    

APAR Information

  • APAR number

    IV64221

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-08-29

  • Closed date

    2014-08-29

  • Last modified date

    2016-05-10

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

    IV59373

  • 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 U867214

       UP15/01/19 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 710

Operating system(s): AIX

Reference #: IV64221

Modified date: 10 May 2016