IZ80974: CRASH IN TRACE CODE WHEN TRACING EXTERNALLY

APAR status

• Closed as program error.

Error description

• Error Message: JVMDUMP006I Processing dump event "abort", detail
  "" - please wait.
  JVMDUMP032I JVM requested System dump using 'DSN' in response to
  an event
  .
  Stack Trace:
  498a5800   7ca00150   000000b8   _TDUMP
  498a5860   7ca0e110   0000036c   j9dump_create
  498a6340   7c901a70   00000352   doSystemDump
  498a65c0   7c9024e0   0000001e   protectedDumpFunction
  498a6640   7ca1b718   000005b2   j9sig_protect
  498a6b40   7c904f78   00000286   runDumpAgent
  498a7000   7c929c10   00000362   triggerDumpAgents
  498a72c0   7c90d590   000000e6   abortHandler
  498a7340   257d5e80   00000c44   __zerro
  498a7ec0   257d5c68   000001d6   __zerros
  498a7f40   09357370   000011ea   CEEVROND
  49888990   0924d4f8   00000d2c   CEEHDSP
  49887ce0   09356558   0000006e   CEEVH2OS
  498a8000   254a1138   0000020e   pthread_kill
  498a80c0   2533a200   0000007a   abort
  498a8180   7ca1a2e8   000001fc   masterSynchSignalHandler
  498a8640   257d5e80   00000b2a   __zerro
  498a91c0   257d5c68   000001d6   __zerros
  498a9240   09357370   000011ea   CEEVROND
  49884a68   0924d4f8   00000d2c   CEEHDSP
  49883eb8   0925c0c0   00000096   CEEHRNUH
  498a9300   471cd0d8   0000002a   Z_COMPAREANDSWAPU32
  498a94a0   47201218   0000001a   compareAndSwapU32
  498a9520   471d8c20   00000280   acquireNextMessage
  498a95a0   471fbb30   000004ba   subscriptionHandler
  498a9680   25f58a40   0000049a   thread_wrapper
  498a9720   09357370   000011ea   CEEVROND
  49075ff0   0000c820   00000982   CEEOPCMM
  .
  This problem is on z/OS only.
  .
  

Local fix

• Do not use external trace, ie. -Xtrace:output= or -Xhealthcenter
  

Problem summary

• The problem is caused by incorrect object code optimization
  

Problem conclusion

• This defect will be fixed in:
  5.0.0 SR12
  .
  The affected object code is now generated with different
  optimizations
  

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 5 J9 COMMO

• Fixed component ID

  620500127

Applicable component levels

• R500 PSN

     UP