https://bz.apache.org/bugzilla/show_bug.cgi?id=58390
Bug ID: 58390
Summary: Data race on field
org.apache.tomcat.util.net.SocketWrapper.error
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.SocketWrapper.error: {{{
Concurrent write in thread T35 (locks held: {})
----> at
org.apache.tomcat.util.net.SocketWrapper.setError(SocketWrapper.java:104)
at
org.apache.coyote.http11.upgrade.Nio2ServletOutputStream$1.failed(Nio2ServletOutputStream.java:67)
at
org.apache.tomcat.util.net.SecureNio2Channel$4.failed(SecureNio2Channel.java:844)
at
sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T35 is created by T32
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
Concurrent write in thread T36 (locks held: {})
----> at
org.apache.tomcat.util.net.SocketWrapper.setError(SocketWrapper.java:104)
at
org.apache.coyote.http11.upgrade.Nio2ServletInputStream$1.failed(Nio2ServletInputStream.java:70)
at
org.apache.tomcat.util.net.SecureNio2Channel$3.failed(SecureNio2Channel.java:786)
at
sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
T36 is created by T32
at
java.util.concurrent.ThreadPoolExecutor.addWorker(ThreadPoolExecutor.java:1010)
}}}
In this report, both threads are writing `true` to this field so it's not a big
deal. But I am reporting it anyway in case you feel like getError and setError
can be in race.
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