JTReg Test Failure: ClassLoader/Assert.java

[adamfarley]

Failure link

https://ci.adoptopenjdk.net/job/Test_openjdk11_j9_sanity.openjdk_x86-64_mac/10/testReport/java_lang_ClassLoader_Assert/java/Assert/

Optional info

• intermittent failure: no, seems to happen 2/3rds of the time.
• regression or new test: regression
• if regression, what are the last passing / first failing public SHAs (OpenJ9, OMR, JCL) : Unknown, old test results are purged.
• platforms: Only seen on mac, non-xl.

Failure output

20:09:39 ACTION: main -- Error. Program `/Users/jenkins/workspace/Test_openjdk11_j9_sanity.openjdk_x86-64_mac/openjdkbinary/j2sdk-image/bin/java' timed out (timeout set to 960000ms, elapsed time including timeout handling was 998737ms). 20:09:39 REASON: User specified action: run main/othervm Assert 20:09:39 TIME: 998.746 seconds 20:09:39 messages: 20:09:39 command: main Assert 20:09:39 reason: User specified action: run main/othervm Assert 20:09:39 Mode: othervm [/othervm specified] 20:09:39 Timeout information: 20:09:39 Running jstack on process 9669 20:09:39 2019-07-31T20:09:28.221217 20:09:39 Error getting data from 9669: Exception connecting to 9669 20:09:39 --- Timeout information end. 20:09:39 elapsed time (seconds): 998.746 20:09:39 configuration: 20:09:39 STDOUT: 20:09:39 Timeout refired 960 times

[smlambert]

Excluded via https://github.com/AdoptOpenJDK/openjdk-tests/pull/1248

[adam-thorpe]

Same problem now seen on JDK13 mac, was not previously. Also included a dump, not sure if this information is useful or not.

07:54:22  [2019-09-25 07:54:08,116] Agent[7]: stderr: JVMDUMP039I Processing dump event "systhrow", detail "java/lang/OutOfMemoryError" at 2019/09/25 07:54:08 - please wait.
07:54:22  [2019-09-25 07:54:08,274] Agent[7]: stderr: JVMDUMP032I JVM requested System dump using '/Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/core.20190925.075408.35431.0001.dmp' in response to an event
07:54:22  [2019-09-25 07:54:14,098] Agent[7]: stderr: JVMDUMP012E Error in System dump: The core file created by child process with pid = 39748 was not found. Expected to find core file with name "/cores/core.39748"
07:54:22  [2019-09-25 07:54:14,100] Agent[7]: stderr: JVMDUMP032I JVM requested Heap dump using '/Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/heapdump.20190925.075408.35431.0002.phd' in response to an event
07:54:22  [2019-09-25 07:54:15,462] Agent[7]: stderr: JVMDUMP010I Heap dump written to /Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/heapdump.20190925.075408.35431.0002.phd
07:54:22  [2019-09-25 07:54:15,466] Agent[7]: stderr: JVMDUMP032I JVM requested Java dump using '/Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/javacore.20190925.075408.35431.0003.txt' in response to an event
07:54:22  [2019-09-25 07:54:15,487] Agent[7]: stderr: JVMDUMP010I Java dump written to /Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/javacore.20190925.075408.35431.0003.txt
07:54:22  [2019-09-25 07:54:15,488] Agent[7]: stderr: JVMDUMP032I JVM requested Snap dump using '/Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/Snap.20190925.075408.35431.0004.trc' in response to an event
07:54:22  [2019-09-25 07:54:15,497] Agent[7]: stderr: JVMDUMP010I Snap dump written to /Users/jenkins/workspace/Test_openjdk13_j9_sanity.openjdk_x86-64_mac/openjdk-tests/TestConfig/test_output_15693910181852/jdk_lang_0/work/scratch/1/Snap.20190925.075408.35431.0004.trc
07:54:22  [2019-09-25 07:54:15,497] Agent[7]: stderr: JVMDUMP013I Processed dump event "systhrow", detail "java/lang/OutOfMemoryError".
07:56:38  [2019-09-25 07:56:34,683] Agent[4]: stderr: Waking Thread[Finalizer thread,5,system]

[pshipton]

Seems jstack failed to connect.