APAR status
Closed as program error.
Error description
Error Message: GPF . Stack Trace: writeSpec+0x45 omrstr_vprintf+0x13c omrfile_vprintf+0x41 omrfile_printf+0x6d MM_VerboseWriterFileLoggingSynchronous::openFile+0x165 MM_VerboseWriterFileLogging::endOfCycle+0x56 MM_VerboseWriterChain::endOfCycle+0x2c MM_VerboseHandlerOutput::handleExclusiveEnd+0x164 J9HookDispatch+0x150 MM_EnvironmentBase::reportExclusiveAccessRelease+0x5d MM_EnvironmentBase::unwindExclusiveVMAccessForGC+0x129 OMR_GC_AllocateObject+0x455 J9AllocateObject+0x27c old_slow_jitNewObject+0x270 jitNewObject+0x88 .
Local fix
There are some workarounds - disable the verbose GC log - switch verbose GC log generation from circular number of files to single file - inspect Java command line option and remove/change any options using % character
Problem summary
The problem occurs when the user customizes command options line with specifier characters starting with '%'
Problem conclusion
JVM has been updated to use the proper output interface function . This APAR will be fixed in the following Java Releases: 8 SR6 FP26 (8.0.6.26) . 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
IJ30975
Reported component name
J9 COMMON CODE
Reported component ID
620700127
Reported release
270
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2021-02-22
Closed date
2021-02-22
Last modified date
2021-03-09
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