# Internal Error (/private/tmp/jprt/P1/232259.jcoomes/source/src/share/vm/runtime/virtualspace.cpp:460), pid=18454, tid=4340363264
# assert((_noaccess_prefix != 0) == (UseCompressedOops && _base != NULL && (size_t(_base + _size) > OopEncodingHeapMax) && Universe::narrow_oop_use_implicit_null_checks())) failed: noaccess_prefix should be used only with non zero based compressed oops

The crash is intermittent.

# JRE version: 7.0-b223
# Java VM: Java HotSpot(TM) 64-Bit Server VM (23.0-b13-internal-201201272322.jcoomes.hs23-b13-set-ver-fastdebug compiled mode bsd-amd64 compressed oops)

Full hs_err log is attached.