IBM Support

IT06625: ASSERTION FAILURE WITH POINTER FREED TWICE POSSIBLE WHEN SDS REC ONNECTS WHILE PRIMARY INSTANCE IS BLOCKED AND BLOCK IS REMOVED

Subscribe to this APAR

By subscribing, you receive periodic emails alerting you to the status of the APAR, along with a link to the fix after it becomes available. You can track this item individually or track all items by product.

Notify me when this APAR changes.

Notify me when an APAR for this component changes.

 

APAR status

  • Closed as program error.

Error description

  • You may observe an Assertion Failure
    
    Assert Failed: Condition Failed (Memory pointer (0x4597df88)
    freed twice), In (mt_shm_free)
    
    with a stack like
    
    afstack
    afhandler
    affail_interface
    mem_asfail
    mt_free
    cloneFree_int
    cloneHdr_dtor
    cloneSetState
    sdcloneSend_Int
    cloneSDSend
    th_init_initgls
    startup
    
    or
    
    afstack
    afhandler
    affail_interface
    mem_asfail
    mt_free
    cloneFreeInt
    cloneHdr_dtor
    cloneSetState
    sdcloneSend_Int
    cloneSDSend
    th_init_initgls
    startup
    
    when you do an unblock of the primary (onmode -c unblock) and an
    SDS node re-connected to the primary while it was blocked.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * Users of Shared Disk Secondary servers and external          *
    * archives.                                                    *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Update to IBM Informix Server 12.10.xC5                      *
    ****************************************************************
    

Problem conclusion

  • Problem fixed in IBM Informix Server 12.10.xC5
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT06625

  • Reported component name

    INFORMIX SERVER

  • Reported component ID

    5725A3900

  • Reported release

    C10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2015-01-20

  • Closed date

    2015-10-16

  • Last modified date

    2015-10-16

  • 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

  • RC10 PSY

       UP

[{"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:
16 October 2015