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IV52700: SYSTEM CRASH IN CHECK_ACCESS() WHEN THE AUTOFS IS USED. APPLIES TO AIX 6100-09

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 crashes with the following stacks :
    (8)> f
    pvthread+058200 STACK:
    [0001BF60]abend_trap+000000 ()
    [F1000000C04342FC]check_access+0001DC (??)
    [F1000000C0438F3C]auto_access+0001FC (??, ??, ??, ??)
    [F1000000C04221A8]aix2onc_access+0001A8 (??, ??, ??, ??)
    [00014D70].hkey_legacy_gate+00004C ()
    [005CA998]vnop_access+000178 (??, ??, ??, ??)
    [00014F50].kernel_add_gate_cstack+000030 ()
    [F1000000C0438C20]auto_lookup+000C00
    (??, ??, ??, ??, ??, ??, ??)
    [F1000000C0421174]aix2onc_lookup+000094
    (??, ??, ??, ??, ??, ??)
    [00014D70].hkey_legacy_gate+00004C ()
    [005C8404]vnop_lookup+000184 (??, ??, ??, ??, ??, ??)
    [0058C124]lookuppn+000A04 (??, ??, ??, ??, ??, ??, ??,
    ??)
    [00695810]openpnp+000190 (??, ??, ??, ??, ??, ??)
    [00696220]openpath+000100 (??, ??, ??, ??, ??, ??, ??)
    [006966F4]copen+000294 (??, ??, ??, ??, ??)
    [006955FC]kopen+00001C (??, ??, ??)
    [00003888]mfspurr_sc_flih01+0000E4 ()
    [kdb_get_virtual_memory] no real storage @ 32C71B38
    [D0118518]D0118518 ()
    [kdb_read_mem] no real storage @ FFFFFFFFFFF9070
    

Local fix

  • N/A
    

Problem summary

  • SYSTEM CRASH IN CHECK_ACCESS() WHEN THE AUTOFS IS USED.
    

Problem conclusion

  • Need to take a READ lock on the fnnode to prevent any one else
    from modifying the dirent list while we're parsing through it.
    

Temporary fix

Comments

  • 6100-07 - use AIX APAR IV58290
    6100-08 - use AIX APAR IV51383
    6100-09 - use AIX APAR IV52700
    6100-09 - use AIX APAR IV52700
    6100-09 - use AIX APAR IV52700
    7100-01 - use AIX APAR IV57631
    7100-02 - use AIX APAR IV57089
    7100-03 - use AIX APAR IV52716
    

APAR Information

  • APAR number

    IV52700

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2013-12-02

  • Closed date

    2013-12-02

  • Last modified date

    2014-08-14

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

    IV51383

  • 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 U859271

       UP14/05/21 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 610

Operating system(s): AIX

Reference #: IV52700

Modified date: 14 August 2014