https://bz.apache.org/bugzilla/show_bug.cgi?id=58400
Bug ID: 58400
Summary: Data race on field
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.c
ometNotify
Product: Tomcat 8
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P2
Component: Util
Assignee: [email protected]
Reporter: [email protected]
Reported by RV-Predict (a dynamic race detector) when running the test suite:
Data race on field
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.cometNotify: {{{
Concurrent write in thread T30 (locks held: {})
----> at
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.setCometNotify(NioEndpoint.java:1359)
at
org.apache.tomcat.util.net.NioEndpoint.processSocket(NioEndpoint.java:620)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.cancelledKey(NioEndpoint.java:965)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.processKey(NioEndpoint.java:1117)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.timeout(NioEndpoint.java:1316)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.run(NioEndpoint.java:1056)
T30 is created by T1
at
org.apache.tomcat.util.net.NioEndpoint.startInternal(NioEndpoint.java:426)
Concurrent write in thread T37 (locks held: {Monitor@3d2263f5})
----> at
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.setCometNotify(NioEndpoint.java:1359)
at
org.apache.tomcat.util.net.NioEndpoint.processSocket(NioEndpoint.java:620)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.add(NioEndpoint.java:903)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.add(NioEndpoint.java:890)
at
org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.longPoll(Http11NioProtocol.java:259)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:722)
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@3d2263f5 at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1481)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T37 is created by T30
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
}}}
Data race on field
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.cometNotify: {{{
Concurrent read in thread T30 (locks held: {})
----> at
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.getCometNotify(NioEndpoint.java:1360)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.timeout(NioEndpoint.java:1291)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.run(NioEndpoint.java:1056)
T30 is created by T1
at
org.apache.tomcat.util.net.NioEndpoint.startInternal(NioEndpoint.java:426)
Concurrent write in thread T37 (locks held: {Monitor@3d2263f5})
----> at
org.apache.tomcat.util.net.NioEndpoint$KeyAttachment.setCometNotify(NioEndpoint.java:1359)
at
org.apache.tomcat.util.net.NioEndpoint.processSocket(NioEndpoint.java:620)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.add(NioEndpoint.java:903)
at
org.apache.tomcat.util.net.NioEndpoint$Poller.add(NioEndpoint.java:890)
at
org.apache.coyote.http11.Http11NioProtocol$Http11ConnectionHandler.longPoll(Http11NioProtocol.java:259)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:722)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1526)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1482)
- locked Monitor@3d2263f5 at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1481)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T37 is created by T30
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
}}}
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