Index: kern/kern_thread.c
===================================================================
RCS file: /home/ncvs/src/sys/kern/kern_thread.c,v
retrieving revision 1.266
diff -u -r1.266 kern_thread.c
--- kern/kern_thread.c	2 Mar 2008 07:39:22 -0000	1.266
+++ kern/kern_thread.c	12 Mar 2008 01:37:25 -0000
@@ -343,7 +343,12 @@
 void
 thread_free(struct thread *td)
 {
+#ifdef KSE
+	if (td->td_cpuset != NULL)
+		cpuset_rel(td->td_cpuset);
+#else
 	cpuset_rel(td->td_cpuset);
+#endif
 	td->td_cpuset = NULL;
 	cpu_thread_free(td);
 	if (td->td_altkstack != 0)