Testing on linux-riscv64 platform without RISC-V Zvkn extension:

Error message looks like:

stderr: [OpenJDK 64-Bit Server VM warning: AES intrinsics require Zvkn extension (not available on this CPU).
Exception in thread "main" java.lang.UnsatisfiedLinkError: 'void jdk.test.whitebox.WhiteBox.registerNatives()'
        at jdk.test.whitebox.WhiteBox.registerNatives(Native Method)
        at jdk.test.whitebox.WhiteBox.<clinit>(WhiteBox.java:67)
        at jdk.test.whitebox.code.Compiler.<clinit>(Compiler.java:35)
        at compiler.codegen.aes.TestAESMain.main(TestAESMain.java:158)
]
 exitValue = 1

java.lang.AssertionError: Expected message not found: 'warning: AES instructions are not available on this CPU'.
Case testUseAES failed
        at jdk.test.lib.cli.CommandLineOptionTest.verifyOutput(CommandLineOptionTest.java:159)
        at compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig.testUseAES(TestAESIntrinsicsOnUnsupportedConfig.java:96)
        at compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig.runTestCases(TestAESIntrinsicsOnUnsupportedConfig.java:54)
        at compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig.main(TestAESIntrinsicsOnUnsupportedConfig.java:106)
        at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base/java.lang.reflect.Method.invoke(Method.java:573)
        at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
        at java.base/java.lang.Thread.run(Thread.java:1576)
Caused by: java.lang.RuntimeException: 'warning: AES instructions are not available on this CPU' missing from stdout/stderr
        at jdk.test.lib.process.OutputAnalyzer.shouldMatch(OutputAnalyzer.java:372)
        at jdk.test.lib.cli.CommandLineOptionTest.verifyOutput(CommandLineOptionTest.java:154)
        ... 7 more

JavaTest Message: Test threw exception: java.lang.AssertionError: Expected message not found: 'warning: AES instructions are not available on this CPU'.
Case testUseAES failed
JavaTest Message: shutting down test