FULL PRODUCT VERSION :
java version "9-ea"
Java(TM) SE Runtime Environment (build 9-ea+111)
Java HotSpot(TM) Client VM (build 9-ea+111, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 6.1.7601]
64bit

A DESCRIPTION OF THE PROBLEM :
javac depends on module "jdk.zipfs".
an image created for module "jdk.compiler" omits this dependency.
executing javac.exe with this image fails.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
in installation directory of jdk9:
bin\jlink.exe --modulepath jmods --addmods jdk.compiler --output test
test\bin\javac.exe -help


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
javac.exe should show help.
ACTUAL -
javac.exe throws an exception (details below) after a few lines of help.

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Exception in thread "main" java.util.ServiceConfigurationError: com.sun.tools.javac.platform.PlatformProvider: Provider com.sun.tools.javac.platform.JDKPlatformProvider could not be instantiated
        at java.util.ServiceLoader.fail(java.base@9-ea/ServiceLoader.java:381)
        at java.util.ServiceLoader.access$800(java.base@9-ea/ServiceLoader.java:220)
        at java.util.ServiceLoader$ModuleServicesIterator.nextService(java.base@9-ea/ServiceLoader.java:760)
        at java.util.ServiceLoader$RestrictedIterator.next(java.base@9-ea/ServiceLoader.java:540)
        at java.util.ServiceLoader$2.next(java.base@9-ea/ServiceLoader.java:938)
        at java.util.Iterator.forEachRemaining(java.base@9-ea/Iterator.java:120)
        at java.util.Spliterators$IteratorSpliterator.forEachRemaining(java.base@9-ea/Spliterators.java:1801)
        at java.util.stream.AbstractPipeline.copyInto(java.base@9-ea/AbstractPipeline.java:484)
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(java.base@9-ea/AbstractPipeline.java:474)
        at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(java.base@9-ea/ReduceOps.java:913)
        at java.util.stream.AbstractPipeline.evaluate(java.base@9-ea/AbstractPipeline.java:234)
        at java.util.stream.ReferencePipeline.collect(java.base@9-ea/ReferencePipeline.java:511)
        at com.sun.tools.javac.main.Option$15.help(jdk.compiler@9-ea/Option.java:300)
        at com.sun.tools.javac.main.Option$20.process(jdk.compiler@9-ea/Option.java:371)
        at com.sun.tools.javac.main.Main.compile(jdk.compiler@9-ea/Main.java:167)
        at com.sun.tools.javac.main.Main.compile(jdk.compiler@9-ea/Main.java:143)
        at com.sun.tools.javac.Main.compile(jdk.compiler@9-ea/Main.java:55)
        at com.sun.tools.javac.Main.main(jdk.compiler@9-ea/Main.java:41)
Caused by: java.lang.ExceptionInInitializerError
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(java.base@9-ea/Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(java.base@9-ea/NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(java.base@9-ea/DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(java.base@9-ea/Constructor.java:453)
        at java.util.ServiceLoader$ModuleServicesIterator.nextService(java.base@9-ea/ServiceLoader.java:756)
        ... 15 more
Caused by: java.nio.file.ProviderNotFoundException: Provider not found
        at java.nio.file.FileSystems.newFileSystem(java.base@9-ea/FileSystems.java:428)
        at com.sun.tools.javac.platform.JDKPlatformProvider.<clinit>(jdk.compiler@9-ea/JDKPlatformProvider.java:76)
        ... 20 more

REPRODUCIBILITY :
This bug can be reproduced always.

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no source code needed.
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CUSTOMER SUBMITTED WORKAROUND :
create image with --addmods jdk.compiler,jdk.zipfs