The following closed test failed in the JDK23 CI:

sun/java2d/OpenGL/ShapeClip.java

Here's a snippet from the log file:

#section:main
----------messages:(7/293)----------
command: main ShapeClip
reason: User specified action: run main/othervm ShapeClip
started: Tue Feb 13 10:37:26 UTC 2024
Mode: othervm [/othervm specified]
Additional options from @modules: --add-modules java.desktop
finished: Tue Feb 13 10:37:28 UTC 2024
elapsed time (seconds): 2.621
----------configuration:(3/43)----------
Boot Layer
  add modules: java.desktop

----------System.out:(0/0)----------
----------System.err:(11/668)----------
java.lang.RuntimeException: Failed: Incorrect color for rectangle
at ShapeClip.main(ShapeClip.java:91)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1575)

JavaTest Message: Test threw exception: java.lang.RuntimeException: Failed: Incorrect color for rectangle
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Failed: Incorrect color for rectangle
----------rerun:(49/5400)*----------