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IC61959: TSM SERVER CRASH SERVER WHEN THREAD FREED BEFORE THE MUTEX FOR THE THREAD IS RESLEASED

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Customers' may run into an issue where an admin session command
    completes then the TSM server may crash.  Before the command
    thread can release the mutex on the thread descriptor the
    waiting thread freed the thread descriptor causing a
    segmentation fault/crash in the PkTrackMutexRelease function.
    .
    Customer/L2 Diagnostics:
    Call stack:
    Program terminated with signal 11, Segmentation fault.
    #0  0x0000000000bec9e7 in PkTrackMutexRelease ()
    .
    4
    6===============================================================
    ==========
    4
    6
    4
    6
    #0  0x0000000000bec9e7 in PkTrackMutexRelease ()
    #1  0x0000000000beff0d in pkReleaseMutex ()
    #2  0x0000000000bef087 in FinishThread ()
    #3  0x0000000000a7d2e2 in SmAdminCommandThread ()
    #4  0x0000000000bef476 in StartThread ()
    #5  0x00002aefdd38c193 in start_thread () from
    /lib64/libpthread.so.0
    #6  0x00002aefdd66045d in clone () from /lib64/libc.so.6
    #7  0x0000000000000000 in ?? ()
    .
    *NOTE*
    There is a very small timing window and a crash should be
    infrequent.
    .
    Platforms affected:
    TSM 5.4, 5.5, 6.1 Unix/Linux
    .
    Initial Impact: Medium
    .
    Additional Keywords: crash abend ZZ61 segmentation fault
    .
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED: All Tivoli Storage Manager server users.     *
    ****************************************************************
    * PROBLEM DESCRIPTION: See ERROR DESCRIPTION.                  *
    ****************************************************************
    * RECOMMENDATION: Apply fixing level when available.           *
    *                 This problem is currently projected          *
    *                 to be fixed in level 5.5.4 and 6.1.3.        *
    *                 Note that this is subject                    *
    *                 to change at the discretion of IBM.          *
    ****************************************************************
    *
    

Problem conclusion

  • This problem was fixed.
    Affected platforms:  AIX, HP-UX, Sun Solaris, and Linux.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC61959

  • Reported component name

    TSM SERVER

  • Reported component ID

    5698ISMSV

  • Reported release

    55L

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2009-07-09

  • Closed date

    2009-07-30

  • Last modified date

    2009-07-30

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

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

Fix information

  • Fixed component name

    TSM SERVER

  • Fixed component ID

    5698ISMSV

Applicable component levels

  • R55A PSY

       UP

  • R55H PSY

       UP

  • R55L PSY

       UP

  • R55S PSY

       UP

  • R55Z PSY

       UP

  • R61A PSY

       UP

  • R61H PSY

       UP

  • R61L PSY

       UP

  • R61S PSY

       UP

  • R61Z PSY

       UP

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSGSG7","label":"Tivoli Storage Manager"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"55L","Edition":"","Line of Business":{"code":"LOB26","label":"Storage"}}]

Document Information

Modified date:
30 July 2009