IBM Support

IT27504: ASSERT FAILED: MUTEX HOLDER VALUE IS NOT NULL (ON SU_CACHE->SU_MUTEX)

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APAR status

  • Closed as program error.

Error description

  • ENV : 12.10.FC9W1.
    
    00:01:00  Assert Failed: Mutex Holder Value is not Null
    (700000044c0a028)
    00:01:00   Who: Session(12866180, rzpmail@^G, 12320904,
    7000000328c4568)
                   Thread(20536126, sqlexec, 700000032955648, 10)
    
    (oninit)mt_free_mutex
    (oninit)free_sqscb_mem
    (oninit)sqscb_cleanup
    (oninit)destroy_session
    (oninit)sq_exit
    (oninit)sqmain
    (oninit)listen_verify
    (oninit)spawn_thread
    (oninit)th_init_initgls
    (oninit)startup
    
    The problem was seen when a user (sqlexec) was in the process of
    exiting and finding that the su_cache->su_mutex contains a value
    in the holder when it should be NULL.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users of IDS 12.10.xC10 and older versions.                  *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * Assert Failed: Mutex Holder Value is not Null (on            *
    * su_cache->su_mutex).                                         *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    

Problem conclusion

  • Fixed in IDS 12.10.xC11.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT27504

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    C10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2018-12-24

  • Closed date

    2019-10-07

  • Last modified date

    2019-10-07

  • 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

    INFORMIX SERVER

  • Fixed component ID

    5725A3900

Applicable component levels

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSGU8G","label":"Informix Servers"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"C10","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
07 October 2019