The following test failed in the JDK17 CI:

compiler/codegen/ClearArrayTest.java

Here's a snippet from the log file:

# To suppress the following error report, specify this argument
# after -XX: or in .hotspotrc: SuppressErrorAt=\\matcher.cpp:1681
#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (t:\\workspace\\open\\src\\hotspot\\share\\opto\\matcher.cpp:1681), pid=25284, tid=13832
# assert(false) failed: bad AD file
#
# JRE version: Java(TM) SE Runtime Environment (17.0+30) (fastdebug build 17-ea+30-LTS-2596)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 17-ea+30-LTS-2596, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, windows-amd64)
# Core dump will be written. Default location: T:\\testoutput\\test-support\\jtreg_open_test_hotspot_jtreg_hotspot_vector_1\\scratch\\0\\hs_err_pid25284.mdmp
#
# An error report file with more information is saved as:
# T:\\testoutput\\test-support\\jtreg_open_test_hotspot_jtreg_hotspot_vector_1\\scratch\\0\\hs_err_pid25284.log
#
# Compiler replay data is saved as:
# T:\\testoutput\\test-support\\jtreg_open_test_hotspot_jtreg_hotspot_vector_1\\scratch\\0\\replay_pid25284.log
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp
#
----------System.err:(0/0)----------
----------rerun:(42/5036)*----------