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https://issues.apache.org/jira/browse/SSHD-252?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Guillaume Nodet reopened SSHD-252:
----------------------------------
> SshException MAC Error in
> org.apache.sshd.common.session.AbstractSession.decode when using
> Nio2ServiceFactory
> -------------------------------------------------------------------------------------------------------------
>
> Key: SSHD-252
> URL: https://issues.apache.org/jira/browse/SSHD-252
> Project: MINA SSHD
> Issue Type: Bug
> Affects Versions: 0.9.0
> Reporter: Michael Heemskerk
> Assignee: Guillaume Nodet
> Fix For: 0.10.0
>
> Attachments: loadtest.patch
>
>
> I've been running an extended version of the LoadTest.testLoad() test to
> verify a performance improvement I'm working on. While running these tests,
> I've noticed that the test fails occasionally, but only when using the
> NioServiceFactory.
> The following error is logged:
> org.apache.sshd.common.SshException: MAC Error
> at
> org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:559)
> at
> org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:253)
> at
> org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:231)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker.invokeDirect(Invoker.java:145)
> at
> sun.nio.ch.UnixAsynchronousSocketChannelImpl.implRead(UnixAsynchronousSocketChannelImpl.java:553)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:275)
> at
> sun.nio.ch.AsynchronousSocketChannelImpl.read(AsynchronousSocketChannelImpl.java:296)
> at
> java.nio.channels.AsynchronousSocketChannel.read(AsynchronousSocketChannel.java:407)
> at
> org.apache.sshd.common.io.nio2.Nio2Session.startReading(Nio2Session.java:217)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:232)
> at
> org.apache.sshd.common.io.nio2.Nio2Session$2.completed(Nio2Session.java:217)
> at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126)
> at sun.nio.ch.Invoker$2.run(Invoker.java:206)
> at
> sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:724)
> I've reproduced these failures against an _unmodified_ 0.9.0 version with the
> following test (see attachement for patch)
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