I've tried with the latest version of mina (2.0.16). I can reproduce the loop although I saw an IOException rather than NetworkRecycledException. I think we're going to have to advise customer to stop and restart their server as it looks too complicated to automatically recover.
145576 [NioSocketAcceptor-1] WARN org.apache.mina.util.DefaultExceptionMonitor - Unexpected exception. java.io.IOException: EDC5122I Input/output error. at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:306) at org.apache.mina.transport.socket.nio.NioSocketAcceptor.accept(NioSocketAcceptor.java:194) at org.apache.mina.transport.socket.nio.NioSocketAcceptor.accept(NioSocketAcceptor.java:51) at org.apache.mina.core.polling.AbstractPollingIoAcceptor$Acceptor.processHandles(AbstractPollingIoAcceptor.java:544) at org.apache.mina.core.polling.AbstractPollingIoAcceptor$Acceptor.run(AbstractPollingIoAcceptor.java:484) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1164) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:634) at java.lang.Thread.run(Thread.java:798) and then later: 146591 [NioSocketAcceptor-1] WARN org.apache.mina.util.DefaultExceptionMonitor - Unexpected exception. java.io.IOException: EDC5122I Input/output error. at sun.nio.ch.PollArrayWrapper.poll(PollArrayWrapper.java:148) at sun.nio.ch.PollSelectorImpl.doSelect(PollSelectorImpl.java:91) at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:100) at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:111) at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:115) at org.apache.mina.transport.socket.nio.NioSocketAcceptor.select(NioSocketAcceptor.java:281) at org.apache.mina.core.polling.AbstractPollingIoAcceptor$Acceptor.run(AbstractPollingIoAcceptor.java:460) at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1164) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:634) at java.lang.Thread.run(Thread.java:798) -- Sent from: http://apache-mina.10907.n7.nabble.com/Apache-MINA-Developer-Forum-f6809.html