A crash occured while running java/lang/management/MemoryMXBean/LowMemoryTest2.sh:
# SIGSEGV (0xb) at pc=0xf639474b, pid=10151, tid=10167
#
# JRE version: Java(TM) SE Runtime Environment (9.0) (fastdebug build 9-internal+0-2016-08-03-205047.iggy.aot-merge-aug-3)
# Java VM: Java HotSpot(TM) Server VM (fastdebug 9-internal+0-2016-08-03-205047.iggy.aot-merge-aug-3, mixed mode, tiered, g1 gc, linux-x86)
# Problematic frame:
# V [libjvm.so+0x96e74b] ClassHierarchyWalker::find_witness_anywhere(Klass*, bool, bool)+0x37b
# SIGSEGV (0xb) at pc=0xf639474b, pid=10151, tid=10167
#
# JRE version: Java(TM) SE Runtime Environment (9.0) (fastdebug build 9-internal+0-2016-08-03-205047.iggy.aot-merge-aug-3)
# Java VM: Java HotSpot(TM) Server VM (fastdebug 9-internal+0-2016-08-03-205047.iggy.aot-merge-aug-3, mixed mode, tiered, g1 gc, linux-x86)
# Problematic frame:
# V [libjvm.so+0x96e74b] ClassHierarchyWalker::find_witness_anywhere(Klass*, bool, bool)+0x37b