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IV82410: SYSTEM CRASH WHEN USING CIFS_FS DUE TO TREE CORRUPTION APPLIES TO AIX 7100-03

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • **************************************************************
    * USERS AFFECTED:
      * Systems running the AIX 7100-03 Technology Level
      * with bos.cifs_fs.rte at the 7.1.3.46 level.
      **************************************************************
      * PROBLEM DESCRIPTION:
      * This only affects users of the CIFS client driver.
      *
      * The system may crash or hang in the CIFS driver after
      * removing a file or directory.
      * The stack trace of the crash can vary, but will include
      * smbfs_search_tree() or smbfs_create_node().
      **************************************************************
      * RECOMMENDATION:
      * Install APAR IV82410.
      * Prior to fix availability, an interim fix is available from
      * either
      * ftp://aix.software.ibm.com/aix/ifixes/iv82410/
      * https://aix.software.ibm.com/aix/ifixes/iv82410/
      * Installation of the ifix requires a reboot.
      **************************************************************
    

Local fix

Problem summary

  •   **************************************************************
      * USERS AFFECTED:
      * Systems running the AIX 7100-03 Technology Level
      * with bos.cifs_fs.rte at the 7.1.3.46 level.
      **************************************************************
      * PROBLEM DESCRIPTION:
      * This only affects users of the CIFS client driver.
      *
      * The system may crash or hang in the CIFS driver after
      * removing a file or directory.
      * The stack trace of the crash can vary, but will include
      * smbfs_search_tree() or smbfs_create_node().
      **************************************************************
      * RECOMMENDATION:
      * Install APAR IV82410.
      * Prior to fix availability, an interim fix is available from
      * either
      * ftp://aix.software.ibm.com/aix/ifixes/iv82410/
      * https://aix.software.ibm.com/aix/ifixes/iv82410/
      * Installation of the ifix requires a reboot.
      **************************************************************
    

Problem conclusion

  • Change locking mechanism to avoid trying to remove a node twice
    

Temporary fix

  •   *********
      * HIPER *
      *********
    

Comments

APAR Information

  • APAR number

    IV82410

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    YesPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-03-08

  • Closed date

    2016-03-08

  • Last modified date

    2016-11-09

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

    IV80334

  • 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 U869440

       UP16/06/21 I 1000 Ž

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Document Information

Modified date:
19 April 2022