CLI client hangs

java.lang.Thread.State: RUNNABLE 
at java.net.SocketInputStream.socketRead0(Native Method) 
at java.net.SocketInputStream.read(Unknown Source) 
at java.io.FilterInputStream.read(Unknown Source) 
at java.io.FilterInputStream.read(Unknown Source) 
at javax.crypto.CipherInputStream.a(DashoA13*..) 
at javax.crypto.CipherInputStream.read(DashoA13*..) 
at java.io.DataInputStream.readFully(Unknown Source) 
at java.io.DataInputStream.readFully(Unknown Source) 
at hudson.cli.Connection.readByteArray(Connection.java:132) 
at hudson.cli.CLI.connectViaCliPort(CLI.java:243) 
at hudson.cli.CLI.<init>(CLI.java:134) 
at hudson.cli.CLIConnectionFactory.connect(CLIConnectionFactory.java:72) 
at hudson.cli.CLI._main(CLI.java:469) 
at hudson.cli.CLI.main(CLI.java:384)

   java.lang.Thread.State: RUNNABLE
    at java.net.SocketInputStream.socketRead0(Native Method)
    at java.net.SocketInputStream.read(SocketInputStream.java:150)
    at java.net.SocketInputStream.read(SocketInputStream.java:121)
    at java.io.FilterInputStream.read(FilterInputStream.java:133)
    at java.io.FilterInputStream.read(FilterInputStream.java:107)
    at javax.crypto.CipherInputStream.getMoreData(CipherInputStream.java:103)
    at javax.crypto.CipherInputStream.read(CipherInputStream.java:224)
    at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)
    at java.io.BufferedInputStream.read(BufferedInputStream.java:254)
    - locked <0x000000041fa9e560> (a java.io.BufferedInputStream)
    at hudson.remoting.ClassicCommandTransport.create(ClassicCommandTransport.java:98)
    at hudson.remoting.Channel.<init>(Channel.java:392)
    at hudson.remoting.Channel.<init>(Channel.java:388)
    at hudson.cli.CliProtocol$Handler.runCli(CliProtocol.java:48)
    at hudson.cli.CliProtocol2$Handler2.run(CliProtocol2.java:73)
    at hudson.cli.CliProtocol2.handle(CliProtocol2.java:32)
    at hudson.TcpSlaveAgentListener$ConnectionHandler.run(TcpSlaveAgentListener.java:150)