IGB 9.1.6

macOS Monterey Version 12.4.
iMac (Retina 4K, 21.5-inch, 2017)

Hardware Overview:

 Model Name:	iMac
  Model Identifier:	iMac18,2
  Processor Name:	Quad-Core Intel Core i5
  Processor Speed:	3.4 GHz
  Number of Processors:	1
  Total Number of Cores:	4
  L2 Cache (per Core):	256 KB
  L3 Cache:	6 MB
  Memory:	8 GB
  System Firmware Version:	451.120.7.0.0
  OS Loader Version:	540.120.3~6
  SMC Version (system):	2.40f1


java version "1.8.0_333"
Java(TM) SE Runtime Environment (build 1.8.0_333-b02)
Java HotSpot(TM) 64-Bit Server VM (build 25.333-b02, mixed mode)


#
# A fatal error has been detected by the Java Runtime Environment:
#
#  Internal Error (safepoint.cpp:712), pid=5885, tid=0x000000000000f007
#  fatal error: Illegal threadstate encountered: 4
#
# JRE version: Java(TM) SE Runtime Environment (8.0_241-b07) (build 1.8.0_241-b07)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.241-b07 mixed mode bsd-amd64 compressed oops)
# Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# If you would like to submit a bug report, please visit:
#   http://bugreport.java.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#
(see also complete error log hs_err_pid5885.log)