JCK 6a test api/java_awt/interactive/WindowTest.html#WindowTest[WindowTest0001] fails on Ubuntu

JDK: openJDK6 b03
JCK: JCK6a + alt01
Platform: Ubuntu Linux

The following JCK 6a test fails:
api/java_awt/interactive/WindowTest.html#WindowTest[WindowTest0001]

The .jtr file for this failure is attached to this CR.

The script below can be used to run this test.

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#!/bin/sh
######### api/java_awt/interactive/WindowTest.html#WindowTest

cd `dirname $0`
TCK_HOME=/java/re/jck/6.0a/promoted/latest/binaries/JCK-runtime-6a
#TCK_HOME=${TCK_HOME:-`cd ../../../..; pwd`}

JAVA_HOME=/java/re/openjdk/6/promoted/ea/b04/openjdk/binaries/linux-i586

$JAVA_HOME/bin/java -cp $TCK_HOME/lib/javatest.jar:$TCK_HOME/classes javasoft.sqe.tests.api.java.awt.interactive.WindowTest -TestCaseID ALL -TestDirURL file://$TCK_HOME/tests/api/java_awt/interactive/WindowTest.html#WindowTest
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This test fails with and without the -Xfuture flag on openJDK6.