APAR status
Closed as program error.
Error description
Error Message: The snap trace describes a failed assertion: ** ASSERTION FAILED ** at ParallelScavenger.cpp:2993: ((MM_StackSlotValidator(MM_StackSlotValidator::NOT_ON_HEAP, *slotPtr, stackLocation, walkState).validate(_env))) . Stack Trace: java/nio/HeapByteBuffer.<init>(II)V java/nio/ByteBuffer.allocate(I)Ljava/nio/ByteBuffer; org/apache/cassandra/utils/memory/SlabAllocator.getRegion()Lorg/ apache/cassandra/utils/memory/SlabAllocator$Region; org/apache/cassandra/utils/memory/SlabAllocator.allocate(ILorg/a pache/cassandra/utils/concurrent/OpOrder$Group;)Ljava/nio/ByteBu ffer; Customer may experience other similar call stack. .
Local fix
dontInline={org/apache/cassandra/utils/concurrent/Locks.monitorE nterUnsafe*,org/apache/cassandra/utils/concurrent/Locks.monitorE xitUnsafe*}
Problem summary
This is a problem with JIT live monitor metadata. The optimization incorrectly made some assumption which is untrue in this corner case. The problem could appear on x, power, or z.
Problem conclusion
JIT has been updated to handle this special case. . This APAR will be fixed in the following Java Releases: 7 R1 SR3 FP50 (7.1.3.50) 6 R1 SR8 FP30 (6.1.8.30) 8 SR3 FP10 (8.0.3.10) 7 SR9 FP50 (7.0.9.50) . Contact your IBM Product's Service Team for these Service Refreshes and Fix Packs. For those running stand-alone, information about the available Service Refreshes and Fix Packs can be found at: https://www.ibm.com/developerworks/java/jdk/
Temporary fix
Comments
APAR Information
APAR number
IV86435
Reported component name
JIT
Reported component ID
620700124
Reported release
130
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2016-06-30
Closed date
2016-06-30
Last modified date
2016-07-01
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
JIT
Fixed component ID
620700124
Applicable component levels
R130 PSY
UP
R260 PSY
UP
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSC9HBA","label":"Just In Time (JIT) Compiler"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"130","Edition":"","Line of Business":{"code":"","label":""}}]
Document Information
Modified date:
01 July 2016