IBM Support

IV52665: EBADF RETURNS WHEN OPENING /PROC/<PID>/AS FILE AFTER IV38251 APPLIES TO AIX 6100-07 14/08/28 PTF PECHANGE

A fix is available

Subscribe

You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • get EBADF when a process is stopping by PCSEXIT
    control message of /proc API when it tries to open
    /proc/<pid>/as.
    
    /proc/13566046/as: open(): errno=9
    /proc/13566046/map: open(): errno=9
    
    Also  /proc/<PID>/psinfo returns error.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:
    * Systems running the 6100-07 Technology Level with the
    * bos.mp64 fileset at the 6.1.7.19 or 6.1.7.20 levels.
    ****************************************************************
    * PROBLEM DESCRIPTION:
    * get EBADF when a process is stopping by PCSEXIT
    * control message of /proc API when it tries to open
    * /proc/<pid>/as.
    * /proc/13566046/as: open(): errno=9
    * /proc/13566046/map: open(): errno=9
    * Also  /proc/<PID>/psinfo returns error.
    ****************************************************************
    * RECOMMENDATION:
    * Install APAR IV52665.
    ****************************************************************
    

Problem conclusion

  • Use a new method for communicating between exec and /proc
    files.
    

Temporary fix

Comments

  • 6100-07 - use AIX APAR IV52665
    6100-08 - use AIX APAR IV53162
    6100-09 - use AIX APAR IV51943
    6100-09 - use AIX APAR IV51943
    6100-09 - use AIX APAR IV51943
    7100-01 - use AIX APAR IV57612
    7100-02 - use AIX APAR IV50414
    7100-03 - use AIX APAR IV51488
    

APAR Information

  • APAR number

    IV52665

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    NoHIPER

  • Submitted date

    2013-12-02

  • Closed date

    2013-12-02

  • Last modified date

    2014-08-28

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

    IV51943

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

    U866947

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U866947

       UP14/08/11 I 1000

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSLLZP","label":"AIX Standard Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMV87","label":"AIX 6.1 Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSAUMY","label":"IBM AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11Q","label":"AIX 6.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11R","label":"APARs - AIX 7.1 environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
28 August 2014