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  1. JDK
  2. JDK-8230303

JDB hangs when running monitor command

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    • Resolved In Build:
      b14

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        Description

        In the jdb utility, if a monitor executes a command modifying the monitor list, the debugee hangs.

        Here's an example of the output in jdb, when a monitor command modifies the list of monitors:
        Exception in thread "event-handler"
        java.util.ConcurrentModificationException
        at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:859)
        at java.util.ArrayList$Itr.next(ArrayList.java:831)
        at com.sun.tools.example.debug.tty.TTY.vmInterrupted(TTY.java:202)
        at com.sun.tools.example.debug.tty.EventHandler.run(EventHandler.java:81)
        at java.lang.Thread.run(Thread.java:745)

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                • Assignee:
                  igerasim Ivan Gerasimov (Inactive)
                  Reporter:
                  shadowbug Shadow Bug
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                    Updated:
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