I did a headful test run on my macOS 14.x / M1 and got the following failures. This is in addition to the failures + crash in Snapshot2Test, tracked by JDK-8331210.

To reproduce:

$ gradle sdk shims
$ gradle --info -PTEST_ONLY=true -PFULL_TEST=true -PUSE_ROBOT=true :systemTests:test

DashedRectTest > TestDashedPath FAILED
    java.lang.AssertionError: bad pixel at (10, 5) = -1 expected: -16776961
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.DashedRectTest.checkPixel(DashedRectTest.java:179)
        at test.com.sun.marlin.DashedRectTest.lambda$TestDashedPath$0(DashedRectTest.java:169)

ScaleClipTest > TestNegativeScaleClipPath STANDARD_ERROR
    testNegativeScale[ORTHO] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testNegativeScale[NON_ORTHO] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testNegativeScale[COMPLEX] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)

ScaleClipTest > TestNegativeScaleClipPath FAILED
    java.lang.AssertionError: TestNegativeScaleClipPath has failures.
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.TestNegativeScaleClipPath(ScaleClipTest.java:132)

ScaleClipTest > TestMarginScaleClipPath STANDARD_ERROR
    testMarginScale[ORTHO] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testMarginScale[NON_ORTHO] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testMarginScale[COMPLEX] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)

ScaleClipTest > TestMarginScaleClipPath FAILED
    java.lang.AssertionError: TestMarginScaleClipPath has failures.
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.TestMarginScaleClipPath(ScaleClipTest.java:155)


ScaleClipTest > TestNegativeScaleClipPath STANDARD_ERROR
    testNegativeScale[ORTHO] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testNegativeScale[NON_ORTHO] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testNegativeScale[COMPLEX] failed:
    java.lang.AssertionError: bad pixel at (25, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testNegativeScale(ScaleClipTest.java:203)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestNegativeScaleClipPath$0(ScaleClipTest.java:121)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)

ScaleClipTest > TestNegativeScaleClipPath FAILED
    java.lang.AssertionError: TestNegativeScaleClipPath has failures.
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.TestNegativeScaleClipPath(ScaleClipTest.java:132)

ScaleClipTest > TestMarginScaleClipPath STANDARD_ERROR
    testMarginScale[ORTHO] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testMarginScale[NON_ORTHO] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)
    testMarginScale[COMPLEX] failed:
    java.lang.AssertionError: bad pixel at (0, 25) = -1 expected: -16777216
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.checkPixel(ScaleClipTest.java:261)
        at test.com.sun.marlin.ScaleClipTest.testMarginScale(ScaleClipTest.java:252)
        at test.com.sun.marlin.ScaleClipTest.lambda$TestMarginScaleClipPath$1(ScaleClipTest.java:144)
        at test.util.Util.lambda$submit$0(Util.java:105)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:456)
        at java.base/java.security.AccessController.doPrivileged(AccessController.java:400)
        at javafx.graphics@23-internal/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:455)
        at javafx.graphics@23-internal/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95)

ScaleClipTest > TestMarginScaleClipPath FAILED
    java.lang.AssertionError: TestMarginScaleClipPath has failures.
        at org.junit.Assert.fail(Assert.java:89)
        at test.com.sun.marlin.ScaleClipTest.TestMarginScaleClipPath(ScaleClipTest.java:155)


SnapshotLightsTest > testSubSceneNodeSnapshotLighting() FAILED
    org.opentest4j.AssertionFailedError: expected: <-1> but was: <-16776961>
        at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:55)
        at app//org.junit.jupiter.api.AssertionUtils.failNotEqual(AssertionUtils.java:62)
        at app//org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:150)
        at app//org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:145)
        at app//org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:527)
        at app//test.javafx.scene.SnapshotLightsTest.compareSnapshots(SnapshotLightsTest.java:104)
        at app//test.javafx.scene.SnapshotLightsTest.lambda$testSubSceneNodeSnapshotLighting$1(SnapshotLightsTest.java:133)

SnapshotLightsTest > testSubSceneSnapshotWithSceneLights() FAILED
    org.opentest4j.AssertionFailedError: expected: <-1> but was: <-16776961>
        at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:55)
        at app//org.junit.jupiter.api.AssertionUtils.failNotEqual(AssertionUtils.java:62)
        at app//org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:150)
        at app//org.junit.jupiter.api.AssertEquals.assertEquals(AssertEquals.java:145)
        at app//org.junit.jupiter.api.Assertions.assertEquals(Assertions.java:527)
        at app//test.javafx.scene.SnapshotLightsTest.compareSnapshots(SnapshotLightsTest.java:104)
        at app//test.javafx.scene.SnapshotLightsTest.lambda$testSubSceneSnapshotWithSceneLights$2(SnapshotLightsTest.java:158)

PixelBufferDrawTest > testIntArgbPreDirectBuffer FAILED
    java.lang.AssertionError: expected:<0.20000000298023224> but was:<0.9215686321258545>
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotEquals(Assert.java:835)
        at org.junit.Assert.assertEquals(Assert.java:555)
        at org.junit.Assert.assertEquals(Assert.java:685)
        at test.robot.javafx.scene.PixelBufferDrawTest.compareColor(PixelBufferDrawTest.java:190)
        at test.robot.javafx.scene.PixelBufferDrawTest.verifyColor(PixelBufferDrawTest.java:204)
        at test.robot.javafx.scene.PixelBufferDrawTest.performTest(PixelBufferDrawTest.java:232)
        at test.robot.javafx.scene.PixelBufferDrawTest.testIntArgbPreDirectBuffer(PixelBufferDrawTest.java:239)

PixelBufferDrawTest > testByteBgraPreDirectBuffer FAILED
    java.lang.AssertionError: expected:<0.20000000298023224> but was:<0.9215686321258545>
        at org.junit.Assert.fail(Assert.java:89)
        at org.junit.Assert.failNotEquals(Assert.java:835)
        at org.junit.Assert.assertEquals(Assert.java:555)
        at org.junit.Assert.assertEquals(Assert.java:685)
        at test.robot.javafx.scene.PixelBufferDrawTest.compareColor(PixelBufferDrawTest.java:190)
        at test.robot.javafx.scene.PixelBufferDrawTest.verifyColor(PixelBufferDrawTest.java:204)
        at test.robot.javafx.scene.PixelBufferDrawTest.performTest(PixelBufferDrawTest.java:232)
        at test.robot.javafx.scene.PixelBufferDrawTest.testByteBgraPreDirectBuffer(PixelBufferDrawTest.java:253)