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IV65855: SET RUNQ AND HOME-SRAD WHEN RESTARTING BOUND THREADS APPLIES TO AIX 6100-09

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APAR status

  • Closed as program error.

Error description

  • KDB(1)> where pvthread+08A100 STACK:  ￭000AB7B4setrq+000374
(000000000000003C, 0000000000000000, ￭000A9F68setnewrq+000868
(??, ??, ??, ??, ??, ??, ??) ￭000C2228mcr_restart_init+0003A8
(??, ??) ￭000C4C50mcr_exec_restart_async+000270 (??, ??, ??,
??) ￭001CFE20smcr_exec_asyncinfo+000240 (??, ??, ??, ??, ??)
￭00003948syscall+000240 ()

The above is during a live update. The crash for
checkpoint/restart will have the same stack for setnewrq and
setrq. Alternatively, we could hit a breakpoint in
RQ_THREAD_VALIDATE.

Local fix

  • 



Problem summary


    

  • KDB(1)> where pvthread+08A100 STACK:   000AB7B4 setrq+000374
(000000000000003C, 0000000000000000,  000A9F68 setnewrq+000868
(??, ??, ??, ??, ??, ??, ??)  000C2228 mcr_restart_init+0003A8
(??, ??)  000C4C50 mcr_exec_restart_async+000270 (??, ??, ??,
??)  001CFE20 smcr_exec_asyncinfo+000240 (??, ??, ??, ??, ??)
 00003948 syscall+000240 ()

The above is during a live update. The crash for
checkpoint/restart will have the same stack for setnewrq and
setrq. Alternatively, we could hit a breakpoint in
RQ_THREAD_VALIDATE.

    



Problem conclusion


    

  • Set thread's runqueue and homenode before calling setnewrq in
restart code.

    



Temporary fix


    

  • 



Comments


    

  • 6100-09 - use AIX APAR IV65855
7100-03 - use AIX APAR IV66069

    



APAR Information




    

  • APAR number
    IV65855
    • 

  • Reported component name
    AIX 610 STD EDI
    • 

  • Reported component ID
    5765G6200
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2014-10-14
    • 

  • Closed date
    2014-10-14
    • 

  • Last modified date
    2015-11-22
    • 





    

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

    • 

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

    
IV66030 IV66069
    

    • 



Fix information


    

  • Fixed component name
    AIX 610 STD EDI
    • 

  • Fixed component ID
    5765G6200
    • 



Applicable component levels


    

  • R610  PSY  U861403
       UP15/11/22  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            17 December 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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