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IV57414: SYSTEM HANG IN PGSIGNAL() 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

  • System hang in pgsignal() with following stack:
    (8)> f
    pvthread+08F500 STACK:
    [00009918].simple_unlock_mem+000000 ()
    [000C3BD4]pgsignal@AF35_33+0001B4 (??, ??)
    [001E130C]kexitx+0010EC (??)
    [0009A42C]kexit+00008C ()
    [000C0B4C]issig+00052C (??, ??)
    [000D96C8]sig_deliver+000268 (??, ??)
    

Local fix

Problem summary

  • System hang in pgsignal() with following stack:
    (8)> f
    pvthread+08F500 STACK:
     00009918 .simple_unlock_mem+000000 ()
     000C3BD4 pgsignal@AF35_33+0001B4 (??, ??)
     001E130C kexitx+0010EC (??)
     0009A42C kexit+00008C ()
     000C0B4C issig+00052C (??, ??)
     000D96C8 sig_deliver+000268 (??, ??)
    

Problem conclusion

  • Checking the exit state of the process before entering
    into loop where pgsignal loops until sid matches
    at maximum interrupt.
    

Temporary fix

Comments

  • 6100-09 - use AIX APAR IV57411
    6100-09 - use AIX APAR IV57411
    6100-09 - use AIX APAR IV57411
    7100-03 - use AIX APAR IV57414
    7100-04 - use AIX APAR IV57410
    

APAR Information

  • APAR number

    IV57414

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-03-25

  • Closed date

    2014-03-25

  • Last modified date

    2016-05-10

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

    IV43454

  • 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

  • 710

       

  • 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 #: IV57414

Modified date: 10 May 2016