Customer's app crashes on 1.5.0_12 in various java.net.PlainSocketImpl functions,
while it was fine on 1.5.0_11. There is no simple crash pattern.

The problem is easily reproducible.

Please run through the following steps:

1. Testcase
-----------
Please find attached the following test case:
 5607 Mar 3 16:00 SocketTest.java
 5328 Mar 3 16:02 cms_test_client.jar

Please note: you will need to have a WebServer running locally on port 80.


2. Run
------
java -classpath </path/to/>cms_test_client.jar testclient.SocketTest 256 5000 10.13

3. crashes appear on 1.5.0_12, _13, _14, and _15
------------------------------------------------
[ ... ]
Got exception with localhost Invalid argument

 Got 179 hanging threads

Got exception with localhost Invalid argument
Got exception with localhost Invalid argument
Got exception with localhost Invalid argument
Got exception with localhost Invalid argument
Active = 256 getCompletedTaskCount 35154 getTaskCount 64516 getPoolSize 256
[thread 266 also had an error]
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#


4. 1.5.0_11 is fine
-------------------
/data/jdk1.5.0_11/bin/java -classpath /net/redback.germany/data/38045863/testcase/cms_test_client.jar testclient.SocketTest 256 5000 10.13
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
[ ... ]
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
SucessFul localhost 80
Active = 0 getCompletedTaskCount 64516 getTaskCount 64516 getPoolSize 256
Finished
%