https://bz.apache.org/bugzilla/show_bug.cgi?id=58387
Bug ID: 58387
Summary: Data race on field org.apache.coyote.Request.hook
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.coyote.Request.hook: {{{
Concurrent read in thread T21 (locks held: {})
----> at org.apache.coyote.Request.action(Request.java:372)
at org.apache.catalina.connector.Request.cometClose(Request.java:2583)
at
org.apache.catalina.connector.CometEventImpl.close(CometEventImpl.java:98)
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseThread.run(TestCometProcessor.java:665)
T21 is created by T20
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseValve.invoke(TestCometProcessor.java:648)
Concurrent write in thread T20 (locks held: {Monitor@78eabf38})
----> at org.apache.coyote.Request.action(Request.java:373)
at
org.apache.catalina.connector.InputBuffer.available(InputBuffer.java:244)
at
org.apache.catalina.connector.Request.getAvailable(Request.java:2559)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:673)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.doRun(Nio2Endpoint.java:1074)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1033)
- locked Monitor@78eabf38 at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1032)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T20 is created by T19
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
}}}
Data race on field org.apache.coyote.Request.hook: {{{
Concurrent write in thread T20 (locks held: {Monitor@78eabf38})
----> at org.apache.coyote.Request.action(Request.java:373)
at
org.apache.catalina.connector.InputBuffer.available(InputBuffer.java:244)
at
org.apache.catalina.connector.Request.getAvailable(Request.java:2559)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:673)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.doRun(Nio2Endpoint.java:1074)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1033)
- locked Monitor@78eabf38 at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1032)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T20 is created by T19
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
Concurrent read in thread T21 (locks held: {})
----> at org.apache.coyote.Request.action(Request.java:376)
at org.apache.catalina.connector.Request.cometClose(Request.java:2583)
at
org.apache.catalina.connector.CometEventImpl.close(CometEventImpl.java:98)
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseThread.run(TestCometProcessor.java:665)
T21 is created by T20
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseValve.invoke(TestCometProcessor.java:648)
}}}
Data race on field org.apache.coyote.Request.hook: {{{
Concurrent write in thread T20 (locks held: {Monitor@78eabf38})
----> at org.apache.coyote.Request.action(Request.java:373)
at
org.apache.catalina.connector.InputBuffer.available(InputBuffer.java:244)
at
org.apache.catalina.connector.Request.getAvailable(Request.java:2559)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:673)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.doRun(Nio2Endpoint.java:1074)
at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1033)
- locked Monitor@78eabf38 at
org.apache.tomcat.util.net.Nio2Endpoint$SocketProcessor.run(Nio2Endpoint.java:1032)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T20 is created by T19
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
Concurrent read in thread T21 (locks held: {})
----> at org.apache.coyote.Request.action(Request.java:380)
at org.apache.catalina.connector.Request.cometClose(Request.java:2583)
at
org.apache.catalina.connector.CometEventImpl.close(CometEventImpl.java:98)
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseThread.run(TestCometProcessor.java:665)
T21 is created by T20
at
org.apache.catalina.comet.TestCometProcessor$AsyncCometCloseValve.invoke(TestCometProcessor.java:648)
}}}
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