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IV35671: ILLEGAL INSTRUCTION IN UNKNOWN COMPILED METHOD

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APAR status

  • Closed as program error.

Error description

  • Error Message: Unhandled exception
Type=Illegal instruction vmState=0x00000000
J9Generic_Signal_Number=00000010 Signal_Number=00000004
Error_Value=00000000 Signal_Code=00000001
Handler1=0000040000C2D710 Handler2=0000040000D27E18
.
Stack Trace: Unhandled exception
Type=Illegal instruction vmState=0x00000000
J9Generic_Signal_Number=00000010 Signal_Number=00000004
Error_Value=00000000 Signal_Code=00000001
Handler1=0000040000C2D710 Handler2=0000040000D27E18
R0=0000000000000004 R1=00000400131DB170 R2=0000000010EEDB30
R3=00000000004FAB00
R4=0000000000000018 R5=0000000000000000 R6=0000040005677D68
R7=00000000006C1F60
R8=0000000000000001 R9=000000809B3B1C20 R10=00000400131DF310
R11=0000000000000000
R12=0000040005690500 R13=00000400131E6910 R14=00000000006C1F40
R15=000000000053F200
R16=000004000DFD8038 R17=00000000004E5548 R18=0000040000C39EC0
R19=000004000EFBA590
R20=00000000004E5568 R21=00000000006C2070 R22=000000809B3B5C40
R23=0000000010EEDB30
R24=0000000010A07968 R25=0000000010EEDA68 R26=0000000010EEDA20
R27=0000000010EEDB20
R28=0000000000000000 R29=0000000000000000 R30=0000000010A2C328
R31=0000000010EEDB30
NIP=000004000DFB9AEC MSR=800000000208D032
ORIG_GPR3=00000400100D1080 CTR=000004000DCB44FC
LINK=000004000DCB4574 XER=0000000020000004 CCR=0000000020004882
SOFTE=00000000020B6C30
TRAP=0000000000000700 DAR=0000000010F8C000
dsisr=0000000042000000 RESULT=0000000000000000
FPR0 3fe8000000000000 (f: 0.000000, d: 7.500000e-01)
FPR1 4020800000000000 (f: 0.000000, d: 8.250000e+00)
FPR2 41e0000000000000 (f: 0.000000, d: 2.147484e+09)
FPR3 fff800000000000c (f: 12.000000, d: nan)
FPR4 fff800000000000c (f: 12.000000, d: nan)
FPR5 41d0000000000000 (f: 0.000000, d: 1.073742e+09)
FPR6 4037000000000000 (f: 0.000000, d: 2.300000e+01)
FPR7 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR8 3fe8000000000000 (f: 0.000000, d: 7.500000e-01)
FPR9 4030000000000000 (f: 0.000000, d: 1.600000e+01)
FPR10 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR11 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR12 3fe8000000000000 (f: 0.000000, d: 7.500000e-01)
FPR13 4028000000000000 (f: 0.000000, d: 1.200000e+01)
FPR14 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR15 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR16 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR17 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR18 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR19 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR20 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR21 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR22 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR23 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR24 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR25 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR26 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR27 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR28 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR29 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR30 0000000000000000 (f: 0.000000, d: 0.000000e+00)
FPR31 0000000000000000 (f: 0.000000, d: 0.000000e+00)
Compiled_method=unknown (In JIT code segment 000004000D67FA58
but no method found)
.

Local fix

  • 



Problem summary


    

  • This problem is caused when newly generated JIT code has not
been synced and "loaded" into memory for all processors to use.
This issue affects POWER4 series of processors only.

    



Problem conclusion


    

  • This defect will be fixed in:
7.0.0 SR4
6.0.1 SR5
.
The JVM has been updated to ensure that newly generated JIT code
is synced and loaded into memory for all processors.

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IV35671
    • 

  • Reported component name
    JIT
    • 

  • Reported component ID
    620700124
    • 

  • Reported release
    260
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-01-21
    • 

  • Closed date
    2013-01-21
    • 

  • Last modified date
    2013-02-24
    • 





    

  • 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


    

  • R260  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            24 February 2013
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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