APAR status
Closed as program error.
Error description
Error Message: A SIGSEGV/GPF is received while the JIT attempts to dereference an object that is incorrectly assumed to be non-null. . Stack Trace: TR_X68CompareAnalyser::longOrderedCompareAndBranchAnalyser TR_IA32TreeEvaluator::compareLongsForOrder TR_IA32TreeEvalautor::iflcmpgeEvaluator TR_CodeGenerator::evaluate TR_CodeGenerator::doInstructionSelection .
Local fix
Problem summary
While performing a compile time optimization, the JIT incorrectly assumed that a specific object in the function longOrderedCompareAndBranchAnalyser is always non-null.
Problem conclusion
This defect will be fixed in: 5.0.0 SR12FP4 6.0.0 SR9 . The algorithm in the function was fixed to compensate for the object in question being NULL. . To obtain the fix: Install build 20100930 or later
Temporary fix
Comments
APAR Information
APAR number
IZ78468
Reported component name
JAVA 5 JIT
Reported component ID
620500124
Reported release
500
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2010-07-05
Closed date
2010-09-30
Last modified date
2011-05-20
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 JIT
Fixed component ID
620500124
Applicable component levels
R500 PSN
UP
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