To reporduce the defect execute following test on solaris 10 or solaris 11 (jds) :
java/awt/dnd/DnDClipboardDeadlockTest/DnDClipboardDeadlockTest.html

If the output is as follows then the defect is reproduced
========= Child VM System.err ========
java.io.IOException: Owner timed out
        at sun.awt.X11.XSelection.getData(XSelection.java:347)
        at sun.awt.X11.XClipboard.getClipboardData(XClipboard.java:98)
        at sun.awt.datatransfer.ClipboardTransferable.fetchOneFlavor(ClipboardTransferable.java:101)
        at sun.awt.datatransfer.ClipboardTransferable.<init>(ClipboardTransferable.java:80)
======================================
Child VM: normal termination

There is a bug 6329253 logged because regression testcase hangs (java/awt/dnd/DnDClipboardDeadlockTest/DnDClipboardDeadlockTest.html)
this defect has been fixed, but it is leading to "java.io.IOException: Owner timed out"