jdk_nio_1_FAILED sun/nio/cs/FindDecoderBugs.java Unexpected exception: x-JISAutoDetect NullPointerException

[JasonFengJ9]

Failure link

From an internal build(win11x86-rtp-rt2-1):

java version "11.0.24" 2024-07-16
IBM Semeru Runtime Certified Edition 11.0.24.1 (build 11.0.24+8)
Eclipse OpenJ9 VM 11.0.24.1 (build v0.46.1-release-4760d5d320, JRE 11 Windows 11 amd64-64-Bit Compressed References 20240904_927 (JIT enabled, AOT enabled)
OpenJ9   - 4760d5d320
OMR      - 840a9adba
JCL      - f612edf7e4 based on jdk-11.0.24+8)

Rerun in Grinder - Change TARGET to run only the failed test targets.

Optional info

Failure output (captured from console output)

[2024-09-05T15:40:11.481Z] variation: Mode650
[2024-09-05T15:40:11.481Z] JVM_OPTIONS:  -XX:-UseCompressedOops -Xverbosegclog 

[2024-09-05T16:41:52.850Z] TEST: sun/nio/cs/FindDecoderBugs.java

[2024-09-05T16:41:52.853Z] -----
[2024-09-05T16:41:52.853Z] Unexpected exception: x-JISAutoDetect NullPointerException "??"[0/5] => null ""[0/19]
[2024-09-05T16:41:52.853Z] failures=4999
[2024-09-05T16:41:52.853Z] -----
[2024-09-05T16:41:52.853Z] Unexpected exception: x-JISAutoDetect NullPointerException "??"[0/5] => null ""[0/19] (direct)
[2024-09-05T16:41:52.853Z] failures=4999
[2024-09-05T16:41:52.853Z] -----
[2024-09-05T16:41:52.853Z] Unexpected exception: x-JISAutoDetect NullPointerException "??"[0/5] => null ""[0/1]
[2024-09-05T16:41:52.853Z] failures=1
[2024-09-05T16:41:52.853Z] -----
[2024-09-05T16:41:52.853Z] Unexpected exception: x-JISAutoDetect NullPointerException "??"[0/5] => null ""[0/1] (direct)
[2024-09-05T16:41:52.853Z] failures=1
[2024-09-05T16:41:52.853Z] 
[2024-09-05T16:41:52.853Z] Passed = 508809266, failed = 10000
[2024-09-05T16:41:52.853Z] 
[2024-09-05T16:41:52.853Z] STDERR:
[2024-09-05T16:41:52.853Z] java.lang.NullPointerException
[2024-09-05T16:41:52.853Z] 	at java.base/sun.nio.cs.StandardCharsets.init(StandardCharsets.java:1186)
[2024-09-05T16:41:52.853Z] 	at java.base/sun.nio.cs.StandardCharsets.lookup(StandardCharsets.java:1086)
[2024-09-05T16:41:52.853Z] 	at java.base/sun.nio.cs.StandardCharsets.charsetForName(StandardCharsets.java:1136)
[2024-09-05T16:41:52.853Z] 	at java.base/java.nio.charset.Charset.lookup2(Charset.java:473)
[2024-09-05T16:41:52.853Z] 	at java.base/java.nio.charset.Charset.lookup(Charset.java:462)
[2024-09-05T16:41:52.853Z] 	at java.base/java.nio.charset.Charset.forName(Charset.java:526)
[2024-09-05T16:41:52.853Z] 	at jdk.charsets/sun.nio.cs.ext.JISAutoDetect$Decoder.decodeLoop(JISAutoDetect.java:155)
[2024-09-05T16:41:52.853Z] 	at java.base/java.nio.charset.CharsetDecoder.decode(CharsetDecoder.java:576)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.recode(FindDecoderBugs.java:206)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.recode2(FindDecoderBugs.java:256)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.test(FindDecoderBugs.java:279)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.testExhaustively(FindDecoderBugs.java:296)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.testExhaustively(FindDecoderBugs.java:298)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs$CharsetTester.testPrefix(FindDecoderBugs.java:319)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs.testCharset(FindDecoderBugs.java:413)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs.realMain(FindDecoderBugs.java:420)
[2024-09-05T16:41:52.853Z] 	at FindDecoderBugs.main(FindDecoderBugs.java:446)
[2024-09-05T16:41:52.853Z] 	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[2024-09-05T16:41:52.853Z] 	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[2024-09-05T16:41:52.853Z] 	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[2024-09-05T16:41:52.853Z] 	at java.base/java.lang.reflect.Method.invoke(Method.java:572)
[2024-09-05T16:41:52.853Z] 	at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
[2024-09-05T16:41:52.853Z] 	at java.base/java.lang.Thread.run(Thread.java:839)

[2024-09-05T16:52:56.767Z] Test results: passed: 376; failed: 1
[2024-09-05T16:53:50.496Z] Report written to C:\Users\jenkins\workspace\Test_openjdk11_j9_extended.openjdk_x86-64_windows_testList_2\aqa-tests\TKG\output_17255425939246\jdk_nio_1\report\html\report.html
[2024-09-05T16:53:50.496Z] Results written to C:\Users\jenkins\workspace\Test_openjdk11_j9_extended.openjdk_x86-64_windows_testList_2\aqa-tests\TKG\output_17255425939246\jdk_nio_1\work
[2024-09-05T16:53:50.496Z] Error: Some tests failed or other problems occurred.
[2024-09-05T16:53:50.496Z] -----------------------------------
[2024-09-05T16:53:50.496Z] jdk_nio_1_FAILED

50x internal grinder - passed