APAR status
Closed as program error.
Error description
Error Message: The failure can manifest itself in many ways. For example as an Assertion failure or a simple comparison failure of two values. . Stack Trace: . The problem may be intermittent and only happens on the Z platform.
Local fix
This issue can be worked around by disabling high-word register support in the JIT via the -Xjit:disableHighWordRA,disableHPRSpill,disableHPRUpgrade option.
Problem summary
The JIT compiler's register allocator has generated an incorrect sequence of instructions using high-word registers.
Problem conclusion
The problem has been fixed by removing the problematic feature from the JIT. . This APAR will be fixed in the following Java Releases: 8 SR5 FP31 (8.0.5.31) . 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
IJ15119
Reported component name
JIT
Reported component ID
620700124
Reported release
130
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2019-03-29
Closed date
2019-03-29
Last modified date
2019-03-29
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
[{"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:
29 March 2019