java.nio.channels.ClosedChannelException happened at io.undertow.server.protocol.ajp.AjpServerRequestConduit.doRead in EAP 7

Issue

The following ClosedChannelException happened intermittently in the application (like file uploading application or having a large POST data) running on EAP 7:

Caused by: java.nio.channels.ClosedChannelException
        at io.undertow.server.protocol.ajp.AjpServerRequestConduit.doRead(AjpServerRequestConduit.java:230)
        at io.undertow.server.protocol.ajp.AjpServerRequestConduit.read(AjpServerRequestConduit.java:201)
        at org.xnio.conduits.ConduitStreamSourceChannel.read(ConduitStreamSourceChannel.java:127)
        at io.undertow.channels.DetachableStreamSourceChannel.read(DetachableStreamSourceChannel.java:209)
        at io.undertow.server.HttpServerExchange$ReadDispatchChannel.read(HttpServerExchange.java:2301)
        at org.xnio.channels.Channels.readBlocking(Channels.java:294)
        at io.undertow.servlet.spec.ServletInputStreamImpl.readIntoBuffer(ServletInputStreamImpl.java:184)
        at io.undertow.servlet.spec.ServletInputStreamImpl.read(ServletInputStreamImpl.java:160)
        at io.undertow.servlet.spec.ServletInputStreamImpl.read(ServletInputStreamImpl.java:147)
        at ...(snip)...

or

Caused by: java.nio.channels.ClosedChannelException
        at io.undertow.server.protocol.ajp.AjpServerRequestConduit.doRead(AjpServerRequestConduit.java:230)
        at io.undertow.server.protocol.ajp.AjpServerRequestConduit.read(AjpServerRequestConduit.java:201)
        at org.xnio.conduits.ConduitStreamSourceChannel.read(ConduitStreamSourceChannel.java:127)
        at io.undertow.channels.DetachableStreamSourceChannel.read(DetachableStreamSourceChannel.java:209)
        at io.undertow.server.HttpServerExchange$ReadDispatchChannel.read(HttpServerExchange.java:2301)
        at io.undertow.server.handlers.form.FormEncodedDataDefinition$FormEncodedDataParser.doParse(FormEncodedDataDefinition.java:134)
        at io.undertow.server.handlers.form.FormEncodedDataDefinition$FormEncodedDataParser.parseBlocking(FormEncodedDataDefinition.java:252)
        at io.undertow.servlet.spec.HttpServletRequestImpl.parseFormData(HttpServletRequestImpl.java:775)
        ... 43 more

For EAP7 running on JDK11:

Caused by: java.nio.channels.ClosedChannelException
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.server.protocol.ajp.AjpServerRequestConduit.doRead(AjpServerRequestConduit.java:230)
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.server.protocol.ajp.AjpServerRequestConduit.read(AjpServerRequestConduit.java:201)
    at org.jboss.xnio@3.7.12.Final-redhat-00001//org.xnio.conduits.ConduitStreamSourceChannel.read(ConduitStreamSourceChannel.java:127)
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.channels.DetachableStreamSourceChannel.read(DetachableStreamSourceChannel.java:209)
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.server.HttpServerExchange$ReadDispatchChannel.read(HttpServerExchange.java:2345)
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.server.handlers.form.FormEncodedDataDefinition$FormEncodedDataParser.doParse(FormEncodedDataDefinition.java:136)
    at io.undertow.core@2.0.34.SP1-redhat-00001//io.undertow.server.handlers.form.FormEncodedDataDefinition$FormEncodedDataParser.parseBlocking(FormEncodedDataDefinition.java:294)
    at io.undertow.servlet@2.0.34.SP1-redhat-00001//io.undertow.servlet.spec.HttpServletRequestImpl.parseFormData(HttpServletRequestImpl.java:841)
    ... 47 more