[jboss-jira] [JBoss JIRA] (JBWEB-313) Deadlock in WsRemoteEndpointImplServer.onWritePossible

Deadlock in WsRemoteEndpointImplServer.onWritePossible ------------------------------------------------------ Key: JBWEB-313 URL: https://issues.jboss.org/browse/JBWEB-313 Project: JBoss Web Issue Type: Bug Affects Versions: JBossWeb-7.5.0.GA Environment: JBoss EAP 6.4.5 Reporter: Aaron Ogburn Assignee: Remy Maucherat A deadlock is possible in WsRemoteEndpointImplServer.onWritePossible: {code} http-/0.0.0.0:8080-1": at org.apache.tomcat.websocket.server.WsRemoteEndpointImplServer.onWritePossible(WsRemoteEndpointImplServer.java:93) - waiting to lock <0x00000006dee6a1a8> (a java.nio.HeapByteBuffer) - locked <0x00000006dee6a200> (a java.lang.Object) at org.apache.tomcat.websocket.server.WsHttpUpgradeHandler$WsWriteListener.onWritePossible(WsHttpUpgradeHandler.java:243) at org.apache.catalina.core.StandardWrapperValve.async(StandardWrapperValve.java:605) at org.apache.catalina.core.StandardWrapperValve.event(StandardWrapperValve.java:350) at org.apache.catalina.core.StandardContextValve.event(StandardContextValve.java:171) at org.apache.catalina.valves.ValveBase.event(ValveBase.java:185) at org.apache.catalina.core.StandardHostValve.event(StandardHostValve.java:252) at org.apache.catalina.valves.ValveBase.event(ValveBase.java:185) at org.apache.catalina.core.StandardEngineValve.event(StandardEngineValve.java:121) at org.apache.catalina.connector.CoyoteAdapter.event(CoyoteAdapter.java:228) at org.apache.coyote.http11.Http11NioProcessor.event(Http11NioProcessor.java:232) at org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.event(Http11NioProtocol.java:818) at org.apache.tomcat.util.net.NioEndpoint$ChannelProcessor.run(NioEndpoint.java:939) - locked <0x00000006deeeb9c0> (a java.lang.Object) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.net.NioEndpoint$DefaultThreadFactory$1$1.run(NioEndpoint.java:1249) at java.lang.Thread.run(Thread.java:745) "EJB default - 1": at org.apache.tomcat.websocket.server.WsRemoteEndpointImplServer.onWritePossible(WsRemoteEndpointImplServer.java:81) - waiting to lock <0x00000006dee6a200> (a java.lang.Object) at org.apache.tomcat.websocket.server.WsRemoteEndpointImplServer.doWrite(WsRemoteEndpointImplServer.java:76) at org.apache.tomcat.websocket.WsRemoteEndpointImplBase.writeMessagePart(WsRemoteEndpointImplBase.java:444) at org.apache.tomcat.websocket.WsRemoteEndpointImplBase.startMessage(WsRemoteEndpointImplBase.java:334) at org.apache.tomcat.websocket.WsRemoteEndpointImplBase$TextMessageSendHandler.write(WsRemoteEndpointImplBase.java:741) - locked <0x00000006dee6a1a8> (a java.nio.HeapByteBuffer) at org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendPartialString(WsRemoteEndpointImplBase.java:239) at org.apache.tomcat.websocket.WsRemoteEndpointImplBase.sendString(WsRemoteEndpointImplBase.java:182) at org.apache.tomcat.websocket.WsRemoteEndpointBasic.sendText(WsRemoteEndpointBasic.java:37) {code}