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  1. Jenkins
  2. JENKINS-63458

Agent deadlock associated with SlaveInitializer, part III

    • 2.254

      Split from JENKINS-63082:

      Found one Java-level deadlock:
      =============================
      "pool-1-thread-17 for channel id=215328":
        waiting to lock monitor 0x00007f2834022ae8 (object 0x000000076ec31200, a hudson.remoting.RemoteClassLoader),
        which is held by "pool-1-thread-7"
      "pool-1-thread-7":
        waiting to lock monitor 0x00007f2814005a28 (object 0x000000076fc8fda8, a hudson.slaves.SlaveComputer$SlaveInitializer$1),
        which is held by "pool-1-thread-17 for channel id=215328"
      
      Java stack information for the threads listed above:
      ===================================================
      "pool-1-thread-17 for channel id=215328":
      	at hudson.slaves.SlaveComputer$SlaveInitializer$1.publish(SlaveComputer.java:1037)
      	- locked <0x000000076fc8fda8> (a hudson.slaves.SlaveComputer$SlaveInitializer$1)
      	at java.util.logging.Logger.log(Logger.java:738)
      	at java.util.logging.Logger.doLog(Logger.java:765)
      	at java.util.logging.Logger.log(Logger.java:788)
      	at java.util.logging.Logger.fine(Logger.java:1516)
      	at hudson.remoting.Channel.send(Channel.java:764)
      	- locked <0x000000076e47f300> (a hudson.remoting.Channel)
      	at ...
      "pool-1-thread-7":
      	at hudson.slaves.SlaveComputer$SlaveInitializer$1.publish(SlaveComputer.java:1036)
      	- waiting to lock <0x000000076fc8fda8> (a hudson.slaves.SlaveComputer$SlaveInitializer$1)
      	at java.util.logging.Logger.log(Logger.java:738)
      	at java.util.logging.Logger.doLog(Logger.java:765)
      	at java.util.logging.Logger.log(Logger.java:831)
      	at hudson.remoting.RemoteClassLoader.prefetchClassReference(RemoteClassLoader.java:372)
      	at hudson.remoting.RemoteClassLoader.loadWithMultiClassLoader(RemoteClassLoader.java:214)
      	at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:184)
      	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
      	- locked <0x000000076ec31200> (a hudson.remoting.RemoteClassLoader)
      	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
      	at ...
      

          [JENKINS-63458] Agent deadlock associated with SlaveInitializer, part III

          Jesse Glick created issue -
          Jesse Glick made changes -
          Status Original: Open [ 1 ] New: In Progress [ 3 ]
          Jesse Glick made changes -
          Labels New: deadlock logging lts-candidate remoting
          Jesse Glick made changes -
          Labels Original: deadlock logging lts-candidate remoting New: deadlock logging lts-candidate regression remoting
          Jesse Glick made changes -
          Remote Link New: This issue links to "jenkins #4912 (Web Link)" [ 25700 ]
          Jesse Glick made changes -
          Status Original: In Progress [ 3 ] New: In Review [ 10005 ]
          Jesse Glick made changes -
          Link New: This issue relates to JENKINS-63082 [ JENKINS-63082 ]
          Jesse Glick made changes -
          Link New: This issue relates to JENKINS-62181 [ JENKINS-62181 ]

          Jesse Glick added a comment - Build for testing: https://repo.jenkins-ci.org/incrementals/org/jenkins-ci/main/jenkins-war/2.254-rc30357.e908f19c8926/jenkins-war-2.254-rc30357.e908f19c8926.war

          jglick Thanks, that was fast! We'll test it and let you know how it works.

          Fredrik de Vibe added a comment - jglick Thanks, that was fast! We'll test it and let you know how it works.

            jglick Jesse Glick
            jglick Jesse Glick
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              Created:
              Updated:
              Resolved: