running hotspot/test/compiler/jvmci/compilerToVM/GetNextStackFrame.java w/ Xcomp causes SEGV @ ScopeDesc::objects()+0x1, while the same test in Xmixed passes


#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f98e948ff11, pid=3648, tid=3991
#
# JRE version: Java(TM) SE Runtime Environment (9.0) (build 1.9.0-internal-fastdebug-iignatye_2015_09_17_11_50-b00)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (1.9.0-internal-fastdebug-iignatye_2015_09_17_11_50-b00, compiled mode, tiered, jvmci, compressed oops, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0x1017f11] ScopeDesc::objects()+0x1
#
# Core dump will be written. Default location: Core dumps may be processed with "/usr/share/apport/apport %p %s %c %P" (or dumping to /tmp/run/JTwork/scratch/core.3648)
#
# If you would like to submit a bug report, please visit:
# http://bugreport.java.com/bugreport/crash.jsp
#