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IV28736: SYSTEM CRASH IN IOCP_INSQUE() APPLIES TO AIX 6100-07

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APAR status

  • Closed as program error.

Error description

  • System may crash with following stack trace when iocp send is
happening and the other end closes the connection:

￭F1000000C0277534iocp.ext:iocp_insque+000014
(F1000E000577D0E0, F1000000C0280A08 ￭??)
￭F1000000C0275470iocp.ext:iocp_process_pending_io+000270 (??)
￭F1000000C0277C70iocp.ext:iocp_isr+000070 ()
￭00014D70.hkey_legacy_gate+00004C ()
￭004A11B8Netintr+0002F8 ()
￭004A0E80netisr_thread+000020 ()
￭00255654threadentry+000094 (??, ??, ??, ??)

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED:
* Systems running the 6100-07 Technology Level with the
* bos.iocp.rte fileset at the 6.1.7.15 or 6.1.7.16 level.
****************************************************************
* PROBLEM DESCRIPTION:
* System may crash with following stack trace when iocp send is
* happening and the other end closes the connection:
*
*  F1000000C0277534 iocp.ext:iocp_insque+000014
* (F1000E000577D0E0, F1000000C0280A08  ?? )
*  F1000000C0275470 iocp.ext:iocp_process_pending_io+000270 (??)
*  F1000000C0277C70 iocp.ext:iocp_isr+000070 ()
*  00014D70 .hkey_legacy_gate+00004C ()
*  004A11B8 Netintr+0002F8 ()
*  004A0E80 netisr_thread+000020 ()
*  00255654 threadentry+000094 (??, ??, ??, ??)
****************************************************************
* RECOMMENDATION:
* Install APAR IV28736.
****************************************************************

    



Problem conclusion


    

  • Code has been changed in iocp send path to avoid the crash.

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV28736
    • 

  • Reported component name
    AIX 610 STD EDI
    • 

  • Reported component ID
    5765G6200
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    YesPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2012-09-26
    • 

  • Closed date
    2012-09-26
    • 

  • Last modified date
    2013-04-15
    • 





    

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

    
IV27727
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    AIX 610 STD EDI
    • 

  • Fixed component ID
    5765G6200
    • 



Applicable component levels


    

  • R610  PSY  U854421
       UP12/12/06  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

              [{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMV87","label":"AIX 6.1 Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSAUMY","label":"IBM AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11Q","label":"AIX 6.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            15 April 2013
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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