https://bz.apache.org/bugzilla/show_bug.cgi?id=58385
Bug ID: 58385
Summary: Data race on field
org.apache.catalina.connector.Request.comet
Product: Tomcat 8
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Catalina
Assignee: dev@tomcat.apache.org
Reporter: yilong...@runtimeverification.com
Reported by RV-Predict (a dynamic race detector) when running the test suite:
Data race on field org.apache.catalina.connector.Request.comet: {{{
Concurrent read in thread T21 (locks held: {Monitor@2ea9e917})
----> at org.apache.catalina.connector.Request.isComet(Request.java:2537)
at
org.apache.catalina.connector.CometEventImpl.close(CometEventImpl.java:97)
at
org.apache.catalina.comet.TestCometProcessor$SimpleCometServlet.event(TestCometProcessor.java:523)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilterEvent(ApplicationFilterChain.java:470)
at
org.apache.catalina.core.ApplicationFilterChain.doFilterEvent(ApplicationFilterChain.java:363)
at
org.apache.catalina.core.StandardWrapperValve.event(StandardWrapperValve.java:408)
at
org.apache.catalina.core.StandardContextValve.event(StandardContextValve.java:129)
at org.apache.catalina.valves.ValveBase.event(ValveBase.java:202)
at org.apache.catalina.valves.ValveBase.event(ValveBase.java:202)
at
org.apache.catalina.core.StandardHostValve.event(StandardHostValve.java:221)
at org.apache.catalina.valves.ValveBase.event(ValveBase.java:202)
at
org.apache.catalina.core.StandardEngineValve.event(StandardEngineValve.java:108)
at
org.apache.catalina.connector.CoyoteAdapter.event(CoyoteAdapter.java:203)
at
org.apache.coyote.http11.Http11NioProcessor.event(Http11NioProcessor.java:106)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:666)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1526)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1482)
- locked Monitor@2ea9e917 at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1481)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T21 is created by T16
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
Concurrent write in thread T20 (locks held: {})
----> at org.apache.catalina.connector.Request.setComet(Request.java:2545)
at org.apache.catalina.connector.Request.cometClose(Request.java:2584)
at
org.apache.catalina.connector.CometEventImpl.close(CometEventImpl.java:98)
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseThread.run(TestCometProcessor.java:665)
T20 is created by T19
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseValve.invoke(TestCometProcessor.java:648)
}}}
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