The following test failed in the JDK15 CI:

serviceability/sa/TestSysProps.java

Here's a snippet from the log file:

-- listing properties --
java.specification.version=15
sun.management.compiler=HotSpot 64-Bit Tiered Compilers
sun.jnu.encoding=ANSI_X3.4-1968
java.runtime.version=15-ea+18-762
java.class.path=/opt/mach5/mesos/work_dir/slaves/b0d8...
user.name=mach5-one
java.vm.vendor=Oracle Corporation
path.separator=:
sun.arch.data.model=64
os.version=4.14.35-1902.10.4.el7uek.x86_64
java.runtime.name=Java(TM) SE Runtime Environment
file.encoding=ANSI_X3.4-1968
java.vendor.url=https://java.oracle.com/
java.vm.name=Java HotSpot(TM) 64-Bit Server VM
java.vm.specification.version=15
os.name=Linux
sun.java.launcher=SUN_STANDARD
user.country=US
sun.boot.library.path=/opt/mach5/mesos/work_dir/jib-master/...
sun.java.command=LingeredAppSysProps 1d0c55fb-6457-4b0...
java.vendor.url.bug=https://bugreport.java.com/bugreport/
java.io.tmpdir=/tmp
jdk.debug=fastdebug
sun.cpu.endian=little
java.version=15-ea
user.home=/opt/mach5
user.dir=/opt/mach5/mesos/work_dir/slaves/b0d8...
os.arch=amd64
user.language=en
java.specification.vendor=Oracle Corporation
java.vm.specification.name=Java Virtual Machine Specification
java.version.date=2020-09-15
java.home=/opt/mach5/mesos/work_dir/jib-master/...
file.separator=/
java.vm.compressedOopsMode=Zero based
line.separator=

java.library.path=/usr/java/packages/lib:/usr/lib64:/li...
java.vm.info=mixed mode, sharing
java.vm.specification.vendor=Oracle Corporation
java.specification.name=Java Platform API Specification
java.vendor=Oracle Corporation
java.vm.version=15-ea+18-762
sun.io.unicode.encoding=UnicodeLittle
java.class.version=59.0
];
 LingeredApp stderr: []
 LingeredApp exitValue = 0
java.lang.RuntimeException: Could not find property in jinfo output: [0.058s][info][cds] Archive was created with UseCompressedOops
at TestSysProps.main(TestSysProps.java:144)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)

JavaTest Message: Test threw exception: java.lang.RuntimeException: Could not find property in jinfo output: [0.058s][info][cds] Archive was created with UseCompressedOops
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Could not find property in jinfo output: [0.058s][info][cds] Archive was created with UseCompressedOops
----------rerun:(35/6075)*----------

Looks like the test is newly added via:

    JDK-8242165 SA sysprops support fails to dump all system properties