| Summary: | [GSS](6.4.z) Deadlock in WsRemoteEndpointImplServer.onWritePossible | ||
|---|---|---|---|
| Product: | [JBoss] JBoss Enterprise Application Platform 6 | Reporter: | Aaron Ogburn <aogburn> |
| Component: | Web | Assignee: | Fedor Gavrilov <fgavrilo> |
| Status: | CLOSED CURRENTRELEASE | QA Contact: | Radim Hatlapatka <rhatlapa> |
| Severity: | unspecified | Docs Contact: | |
| Priority: | unspecified | ||
| Version: | 6.4.6 | CC: | bbaranow, bmaxwell, chaowan, dpospisi, fgavrilo, istudens, jtruhlar, mcada, rhatlapa, rmaucher, vtunka |
| Target Milestone: | CR1 | ||
| Target Release: | EAP 6.4.7 | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | Bug Fix | |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2017-01-17 11:58:31 UTC | Type: | Bug |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Bug Depends On: | |||
| Bug Blocks: | 1299058, 1279552, 1308845 | ||
Created attachment 1115274 [details] BZ1299058.zip Created attachment 1115277 [details] BZ1299058.zip Verified on EAP 6.4.7.CP.CR2 We don't have reproducer for this deadlock, but customer confirmed that patch fixed their reproducer. The patch is included and no regression was found, marking as verified. More information in bz1299058. Retroactively bulk-closing issues from released EAP 6.4 cumulative patches. |
A deadlock is possible in 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)