APAR status
Closed as program error.
Error description
Error Message: 1419243383.718695 Unhandled exception1419243383.718743 Type=Segmentation error vmState=0x0002000f1419243383.718756 J9Generic_Signal_Number=00000004 Signal_Number=0000000b Error_Value=00000000 Signal_Code=000000021419243383.718764 Handler1=00501C6A Handler2=00CF2ECA InaccessibleAddress=F71D00001419243383.718771 EDI=00000000 ESI=DF987210 EAX=E56B75A8 EBX=00B64FF41419243383.718778 ECX=0A020EE8 EDX=F71CFFB01419243383.718785 EIP=00B0AFC1 ES=002B DS=002B ESP=8C6F98901419243383.718792 EFlags=00010206 CS=0023 SS=002B EBP=8C6F99A01419243383.718838 Module=/lib/libc.so.61419243383.718848 Module_base_address=009D30001419243383.718856 Target=2_60_20141013_217026 (Linux 2.6.32-431.29.2.mcp7.5.1.x86_64)1419243383.718865 CPU=x86 (12 logical CPUs) (0x7dd651000 RAM) . Stack Trace: #12 <signal handler called>#13 0x00b0afc1 in __memcpy_ssse3_rep () from /lib/libc.so.6#14 0x07b895da in MM_ParallelScavenger::copy(MM_EnvironmentStandard*, MM_ScavengerForwardedHeaderStandard*) ()from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#15 0x07b8c136 in MM_ParallelScavenger::scavengeMixedObjectSlots(MM_EnvironmentSta ndard*, J9Object*) ()from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#16 0x07b8db03 in MM_ParallelScavenger::scavengeRememberedSetList(MM_EnvironmentSt andard*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#17 0x07b8efb7 in MM_ParallelScavenger::scavengeRememberedSet(MM_EnvironmentStanda rd*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#18 0x07b8f0f5 in MM_ParallelScavenger::workThreadGarbageCollect(MM_EnvironmentSta ndard*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#19 0x07bc9af5 in MM_ParallelScavengeTask::run(MM_EnvironmentModron*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#20 0x07c9935a in MM_Dispatcher::run(MM_EnvironmentModron*, MM_Task*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#21 0x07b86c07 in MM_ParallelScavenger::scavenge(MM_EnvironmentModron*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#22 0x07ba1b27 in MM_Scavenger::masterThreadGarbageCollect(MM_EnvironmentModron*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#23 0x07ba266d in MM_Scavenger::internalGarbageCollect(MM_EnvironmentModron*, MM_MemorySubSpace*, MM_AllocateDescription*) ()from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#24 0x07b866be in MM_ParallelScavenger::internalGarbageCollect(MM_EnvironmentModro n*, MM_MemorySubSpace*, MM_AllocateDescription*) ()from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so#25 0x07b55a35 in MM_Collector::garbageCollect(MM_EnvironmentModron*, MM_MemorySubSpace*, MM_AllocateDescription*, unsigned int, MM_ObjectAllocationInterface*, MM_MemorySubSpace*, MM_AllocationContext*) () from /service/pmrs/46531/core/core_ex/ex/opt/ibm/java-i386-70/jre/lib /i386/default/libj9gc26.so .
Local fix
Problem summary
Possible arithmetic overflow in memory address calculation
Problem conclusion
Memory address calculation has been rearranged to prevent possible arithmetic overflow . This APAR will be fixed in the following Java Releases: 6 R1 SR8 FP4 (6.1.8.4) 7 SR9 (7.0.9.0) 7 R1 SR3 (7.1.3.0) 8 SR1 (8.0.1.0) . Contact your IBM Product's Service Team for these Service Refreshes and Fix Packs. For those running stand-alone, information about the Service Refreshes and Fix Packs can be found at: https://www.ibm.com/developerworks/java/jdk/
Temporary fix
Comments
APAR Information
APAR number
IV68571
Reported component name
J9 COMMON CODE
Reported component ID
620700127
Reported release
260
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2015-01-14
Closed date
2015-01-14
Last modified date
2015-05-01
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
J9 COMMON CODE
Fixed component ID
620700127
Applicable component levels
R260 PSY
UP
R270 PSY
UP
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Document Information
Modified date:
21 February 2022