IBM Support

IT27963: DB2CLUSTER SEGFAULT CAUSED BY WRONG ARGUMENTS TO PD_HEXDUMP WHENRUNNING INSTALLFIXPACK ON PURESCALE

Fixes are available

Db2 Version 11.1 Mod 4 Fix Pack 5 for Linux, UNIX, and Windows
Db2 Version 11.1 Mod 4 Fix Pack 6 for Linux, UNIX, and Windows
Db2 Version 11.1 Mod 4 Fix Pack 6 for Linux, UNIX, and Windows

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APAR status

  • Closed as program error.

Error description

  • DB2CLUSTER SEGFAULT CAUSED BY WRONG ARGUMENTS TO PD_HEXDUMP WHEN
RUNNING INSTALLFIXPACK ON PURESCALE WHEN putting GPFS in
Maintenance mode.

In the db2cluster log, the final entry is:

2019-01-19-09.35.49.567497-300 I44746E533      LEVEL: Error
PID   : 28332        TID : 140576686270240 PROC : db2cluster
INSTANCE: AAAA      NODE : 001
HOSTNAME: XXXXXX
FUNCTION: DB2 UDB, high avail services,
db2haCFSEnterMaintenanceMode, probe:3622
MESSAGE : ECF=0x9000052E=-1879046866=ECF_SQLHA_FAILED
     SQLHA API call error
 DATA #1 : String, 98 bytes
The env var DB2_HARDFAIL_MAINTENANCE is set and mmfsenv -u was
not successful, failing maintenance
DATA #2 : String, 4 bytes
true


Jan 19 09:35:49 XXXXXX kernel: db2cluster[28332]: segfault at
7fff00000028 ip 00007fda96a21686 sp 00007fff608f21b0 error 4 in
libdb2osse.so.1[7fda967e7000+4c4000]

Local fix

  • Reboot the server and try installfixpack command again.

Problem summary

  • ****************************************************************
* USERS AFFECTED:                                              *
* ALL                                                          *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to Db2 11.1.4.5 or later                             *
****************************************************************

Problem conclusion

  • Upgrade to Db2 11.1.4.5 or later

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT27963
    • 

  • Reported component name
    DB2 FOR LUW
    • 

  • Reported component ID
    DB2FORLUW
    • 

  • Reported release
    A50
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2019-02-01
    • 

  • Closed date
    2019-10-31
    • 

  • Last modified date
    2019-10-31
    • 





    

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

    • 

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

    
IT30787
    

    • 



Fix information


    

  • Fixed component name
    DB2 FOR LUW
    • 

  • Fixed component ID
    DB2FORLUW
    • 



Applicable component levels


    

  • RB10  PSY
       UP
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.5","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            04 May 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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