APAR status
Closed as program error.
Error description
Error Message: java.lang.VerifyError: JVMVRFY012 stack shape inconsistent; class=Foo, method=<init>(I)V, pc=1 . Stack Trace: N/A .
Local fix
N/A
Problem summary
The bytecode verifier was incorrectly rejecting classes with 'ifnull' or 'ifnonnull' bytecodes that checked against an 'uninitialized_this' instance in a constructor.
Problem conclusion
The JVM has been updated to allow branch bytecodes to operate on 'uninitialized_this' as required by the JVM specification. . This APAR will be fixed in the following Java Releases: 8 SR1 (8.0.1.0) 7 R1 SR3 FP10 (7.1.3.10) 7 SR9 FP10 (7.0.9.10) 6 R1 SR8 FP7 (6.1.8.7) 6 SR16 FP7 (6.0.16.7) . 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
IV72112
Reported component name
J9 COMMON CODE
Reported component ID
620700127
Reported release
270
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2015-04-13
Closed date
2015-04-14
Last modified date
2015-06-29
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
J9 COMMON CODE
Fixed component ID
620700127
Applicable component levels
R270 PSY
UP
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Document Information
Modified date:
21 February 2022