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IV90051: JVM CRASHES WHEN COMPUTING STRING HASHCODE

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APAR status

  • Closed as program error.

Error description

  • Error Message: A segmentation error is raised by JIT compiled
code in the JVM
.
Stack Trace: N/A
.
This problem can only happen on Power 8 or later hardware

Local fix

  • N/A

Problem summary

  • The wrong register(GPR0) was picked for the source register of
instruction addi.

Problem conclusion

  • The JIT has been updated to avoid using GPR0 as the source
register of addi.
.
This APAR will be fixed in the following Java Releases:
   8    SR3 FP20  (8.0.3.20)
.
Contact your IBM Product's Service Team for these Service
Refreshes and Fix Packs.
For those running stand-alone, information about the available
Service Refreshes and Fix Packs can be found at:
           https://www.ibm.com/developerworks/java/jdk/

Temporary fix

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV90051
    • 

  • Reported component name
    JIT
    • 

  • Reported component ID
    620700124
    • 

  • Reported release
    130
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2016-10-17
    • 

  • Closed date
    2016-10-17
    • 

  • Last modified date
    2016-10-17
    • 





    

  • 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
    JIT
    • 

  • Fixed component ID
    620700124
    • 



Applicable component levels


    

  • R130  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            17 October 2016
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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