When receiving network traffic through multiple connexions, the test-case in attachment (Test.jar) crashes in about one hour with the following message:
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# Internal Error (50532D41524B33574545502445434F5241544F520E4350500032), pid=15387, tid=6 # # Java VM: Java HotSpot(TM) Server VM (1.5.0_06-b05 mixed mode)

The problem was also reported on the Sun Developer Network, id 653578.

The attached test case is executed with the following command:

$ java -Xmx3500m -Xms3500m -jar -cp .:Test.jar Test.jar

Also in attachment the error log file: hs_err_pid5750.log