APAR status
Closed as program error.
Error description
Error Message: A segmentation fault is raised by the JVM in libj9jit26.so; the reported VM state is vmState=0x0005ff06. This problem only affects System z. . Stack Trace: TR_S390Instruction::checkRegForGPR0Disable(TR_S390OpCodes,TR_Reg ister*)+0x12 generateRRInstruction(TR_CodeGenerator*,TR_S390OpCodes,TR_Node*, TR_Register*,TR_Register*,T...+0x91e generateS390ImmOp(TR_CodeGenerator*,TR_S390OpCodes,TR_Node*,TR_R egister*,TR_Register*,int,T...+0x672 TR_S390TreeEvaluator::BNDCHKEvaluator(TR_Node*,TR_CodeGenerator* )+0x10bc TR_CodeGenerator::evaluate(TR_Node*)+0x22a TR_CodeGenerator::doInstructionSelection()+0x2580 .
Local fix
This problem can be avoided by excluding the affected method from compilation, e.g. -Xjit:exclude={javax/crypto/Cipher.a(*}
Problem summary
During the evaluation of a bounds check, along one code path, one of the parameters was NULL, causing a crash of the JIT.
Problem conclusion
This defect will be fixed in: 7.0.0 SR6 6.0.1 SR7 . The JIT compiler has been updated to ensure the parameter is not NULL along any path in the evaluation.
Temporary fix
Comments
APAR Information
APAR number
IV50590
Reported component name
JIT
Reported component ID
620700124
Reported release
260
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2013-10-08
Closed date
2013-10-08
Last modified date
2013-10-08
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:
08 October 2013