ADDITIONAL SYSTEM INFORMATION :
# JRE version: OpenJDK Runtime Environment (22.0) (fastdebug build 22-internal-adhoc.jdk22u)
# Java VM: OpenJDK 64-Bit Server VM (fastdebug 22-internal-adhoc.jdk22u, mixed mode, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
OS: Ubuntu

A DESCRIPTION OF THE PROBLEM :
I ran a modified regression test (compiler.arraycopy.StressCharArrayCopy) on JDK 22.0.1 and I found that it crashes JVM without any options.

# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f913db2f987, pid=2563384, tid=2563398
#
# JRE version: OpenJDK Runtime Environment (22.0) (fastdebug build 22-internal-adhoc.xiezifan.jdk22u)
# Java VM: OpenJDK 64-Bit Server VM (fastdebug 22-internal-adhoc.xiezifan.jdk22u, mixed mode, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0x23dd987] Unique_Node_List::push(Node*)+0x17
#
# No core dump will be written. 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:
# https://bugreport.java.com/bugreport/crash.jsp
#

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
java compiler.arraycopy.stress.StressCharArrayCopy

ACTUAL -
For random generator using seed: -3373896341054224075
To re-run test with same seed value please add "-Djdk.test.lib.random.seed=-3373896341054224075" to command line.
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f6a7355e987, pid=2555540, tid=2555581
#
# JRE version: OpenJDK Runtime Environment (22.0) (fastdebug build 22-internal-adhoc.jdk22u)
# Java VM: OpenJDK 64-Bit Server VM (fastdebug 22-internal-adhoc.jdk22u, mixed mode, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0x23dd987] Unique_Node_List::push(Node*)+0x17
#
# No core dump will be written. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
#
# An error report file with more information is saved as:
# /home/repository/bugs/StressCharArrayCopy_07_18_11_56_19/hs_err_pid2555540.log
#
# Compiler replay data is saved as:
# /home/repository/bugs/StressCharArrayCopy_07_18_11_56_19/replay_pid2555540.log
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp

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