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PH42885: ABEND0C4-03B IN CQCMESC5 WHEN STAP RECYCLED WITH ACTIVE THREADS

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APAR status

  • Closed as program error.

Error description

  • If STAP collector stopped and restarted while a long running
thread is active, some code paths attempt to access stale
STAP memory.

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED: All users of Query Monitor, all interfaces   *
****************************************************************
* PROBLEM DESCRIPTION: ABEND0C4-03B WHEN STAP RECYCLED WITH    *
*                      ACTIVE THREADS                          *
****************************************************************
* RECOMMENDATION: Apply the PTF                                *
****************************************************************
If STAP for Db2 is stopped and started while
A long running thread is executing, invalid
Storage may be referenced, causing the
ABEND.

    



Problem conclusion


    

  • Validity checking has been added before
Referencing STAP for Db2 storage areas.

    



Temporary fix


    

  • 



Comments


    

  • ×**** PE22/04/08 FIX IN ERROR. SEE APAR PH45542  FOR DESCRIPTION

    



APAR Information




    

  • APAR number
    PH42885
    • 

  • Reported component name
    COMMON COLLECTO
    • 

  • Reported component ID
    5639OLC00
    • 

  • Reported release
    110
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2021-12-17
    • 

  • Closed date
    2022-03-07
    • 

  • Last modified date
    2022-04-25
    • 





    

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

    • 

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

    
UI79607
    

    • 



Modules/Macros


    

  • CQCEUFC5 CQCMABD5 CQCMALOX CQCMB2C5 CQCMB2D5 CQCMB3C5 CQCMB3D5
CQCMB4C5 CQCMB4D5 CQCMBNC5 CQCMBND5 CQCMBRC5 CQCMBRD5 CQCMC1D5
CQCMC2C5 CQCMC2D5 CQCMCLD5 CQCMCMC5 CQCMCMD5 CQCMCMDS CQCMCNC5
CQCMCND5 CQCMCOC5 CQCMCOD5 CQCMCRD5 CQCMCXD5 CQCMDLC5 CQCMDLD5
CQCMDZC5 CQCMDZD5 CQCMESB1 CQCMESC5 CQCMESD5 CQCMFRC5 CQCMFRD5
CQCMINSD CQCMINST CQCMLCD5 CQCMLRD5 CQCMPRD5 CQCMR1D5 CQCMRLC5
CQCMRLD5 CQCMRRD5 CQCMSCLN CQCMSIC5 CQCMSID5 CQCMSRD5 CQCMTPC5
CQCMTPD5 CQCMTRC5 CQCMTRD5 CQCMUGC5 CQCMUGD5 CQCMZBC5 CQCMZBD5
CQCOXGBX CQCOXGC5 CQCOXGD5 CQCPCR1X CQCTEDC5 CQCTEDD5 CQCTK1C5
CQCTK1D5 CQCTK2C5 CQCTK2D5 CQCTK3C5 CQCTK3D5 CQCTK4C5 CQCTK4D5
CQCTK5C5 CQCTK5D5 CQCTK6C5 CQCTK6D5 CQCTK9C5 CQCTK9D5 CQCTTEX1
CQCTXLC5 CQCTXLD5

    



Fix information


    

  • Fixed component name
    COMMON COLLECTO
    • 

  • Fixed component ID
    5639OLC00
    • 



Applicable component levels


    

  • R110  PSY  UI79607
       UP22/03/10  P  F203
    • 



Fix is available


    

  • Select the PTF appropriate for your component level.
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              [{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSZJXP","label":"DB2 Tools for z\/OS"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"1.1.0"}]
              

                                                                    

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            26 April 2022
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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