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IDProjectCategoryView StatusLast Update
0018383CentOS-7generalpublic2022-01-02 13:28
Reporterthomaskiesl Assigned To 
PriorityhighSeveritymajorReproducibilityunable to reproduce
Status newResolutionopen 
Product Version7.9.2009 
Summary0018383: accept returns duplicate endpoints under load
DescriptionThe following issue is reported for Ubuntu:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924298

The problem also occure on my web application on CentOs 7: On my Spring/Tomcat web application I receive the following error:

2021-12-25 08:38:31,250 ERROR | https-jsse-nio-18443-Acceptor |
org.apache.tomcat.util.net.Acceptor | Socket accept failed java.io.IOException: Duplicate accept detected. This is a known OS bug. Please consider reporting that you are affected:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924298
   at org.apache.tomcat.util.net.NioEndpoint.serverSocketAccept(NioEndpoint.java:545)
   at org.apache.tomcat.util.net.NioEndpoint.serverSocketAccept(NioEndpoint.java:78)
   at org.apache.tomcat.util.net.Acceptor.run(Acceptor.java:129)
   at java.base/java.lang.Thread.run(Thread.java:833)


The guys from Tomcat added a check to avoid issues like as described in this bug report: https://github.com/spring-projects/spring-framework/issues/26434#issuecomment-1003713436


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Date Modified Username Field Change
2022-01-02 13:28 thomaskiesl New Issue