PM08178: CRASH IN LIBJVM.SO

APAR status

• Closed as program error.

Error description

• Error Message: The top of the failing stack has this method:
  scanThread.
  .
  Stack Trace: 697fd330   7cc6bc98   00002fb0
  scanThread(5e532380, 5b24a0b0, 40, 2)
  697fe7d0   7c9293b0   000000d6
  sysThreadEnumerateOver(1a87cd78,
  5b24a0b0, 697ff254, 1a8e78dc)
  
  697fe850   7cc6bbb8   00000054   scanThreads(5b24a0b0, 40, 2,
  1a896a20)
  697fecd0   7cc86cb8   000004fe   gc0_locked(5b24a0b0, 42040, 0,
  40)
  697fedd0   7cc78ab0   00000044   gc_locked(5b24a0b0, 42040, 0,
  40)
  697ff050   7cc8c450   00001044   gc0(5b24a0b0, 42040, 0, 40)
  
  697ff150   7cc8e5f8   00000a16   manageAllocFailure(5b24a0b0,
  42040, 40,
  fc904312)
  
  697ff230   7cc0c850   0000039c   lockedHeapAlloc(5b24a0b0,
  21019, 42040,
  2a)
  .
  NA
  

Local fix

Problem summary

• Crash in libjvm.so (scanThread)
  

Problem conclusion

• This defect will be fixed in:
  1.4.2 SR13FP5
  .
  The problem occured because of a wrong implemnentation of
  System.arraycopy fast inlined code in JIT, by which the garbage
  collector module gets affected. The code flow has been corrected
  to fix the problem.
  .
  To obtain the fix:
  Install build 20100423 or later
  

Temporary fix

Comments

APAR Information

• 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

  JAVA(1.3/1.4 CO

• Fixed component ID

  5648C9800

Applicable component levels

• R42A PSN

     UP

• R42L PSN

     UP

• R42W PSN

     UP

• R420 PSN

     UP