APAR status
Closed as program error.
Error description
Error Message: User observed a crash of the following form: Unhandled exception Type=Segmentation error vmState=0x00000000 ... <irrelevant platform-specific details omitted> ... Compiled_method=java/awt/image/SampleModel.getSamples(IIIII<OSB> FLjava/awt/image/DataBuffer;)<OSB>F . Stack Trace: N/A .
Local fix
This problem can be worked around using the -Xjit:disableLoopVersioner option. Note that using this option may cause a modest performance degradation.
Problem summary
The JIT compiler incorrectly optimizes certain frequently executed loops and emits code that may crash or produce incorrect results.
Problem conclusion
The JIT compiler has been modified to correctly and safely optimize such loops. . This APAR will be fixed in the following Java Releases: 8 SR5 (8.0.5.0) . 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
IV99780
Reported component name
JIT
Reported component ID
620700124
Reported release
130
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2017-09-11
Closed date
2017-09-11
Last modified date
2017-09-11
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
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Document Information
Modified date:
11 September 2017