IBM Support

IT34723: TRAP/PANIC DURING SQLU_REGISTER_TABLE_UNLOAD ON CDE TEMPORAL TABLE

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APAR status

  • Closed as program error.

Error description

  • CDE temporal tables are only supported starting db2_v111m3fp3.
    
    Please note that the problem is dereferncing
    unallocated/uninitialized memory block - so symptoms include
    TRAP *and* Panic, including all sorts of memory related errors
    (corruption/free block/etc)
    
    Common callstack:
    17       sqluRegisterUnloadStart
    18       sqlu_register_table_unload
    19       sqluvtun_route_in
    
    Repro:
    CREATE TABLE t1(
                      "POLICY_ID" CHAR(4 OCTETS) NOT NULL ,
                      "COVERAGE" INTEGER NOT NULL ,
                      "SYS_START" TIMESTAMP(12) NOT NULL ,
                      "SYS_END" TIMESTAMP(12) NOT NULL ,
                     PERIOD SYSTEM_TIME ("SYS_START","SYS_END")
    MAINTAINED BY USER )
                     ORGANIZE BY COLUMN;
    
    
    CREATE TABLE t1_hist(
                      "POLICY_ID" CHAR(4 OCTETS) NOT NULL ,
                      "COVERAGE" INTEGER NOT NULL ,
                      "SYS_START" TIMESTAMP(12) NOT NULL ,
                      "SYS_END" TIMESTAMP(12) NOT NULL )
                     ORGANIZE BY column;
    
    
    ALTER TABLE t1 ADD USER VERSIONING USE HISTORY TABLE t1_hist;
    
    And then run HPU INIT API:
    

Local fix

  • NA
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * DB2 LUW Users                                                *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to Db2 11.1.4.6 or higher                            *
    ****************************************************************
    

Problem conclusion

  • Upgrade to Db2 11.1.4.6 or higher
    

Temporary fix

  • NA
    

Comments

APAR Information

  • APAR number

    IT34723

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-10-29

  • Closed date

    2021-03-31

  • Last modified date

    2021-03-31

  • 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

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1"}]

Document Information

Modified date:
01 April 2021