Index: sched_ule.c
===================================================================
RCS file: /home/ncvs/src/sys/kern/sched_ule.c,v
retrieving revision 1.173
diff -u -r1.173 sched_ule.c
--- sched_ule.c	4 Jan 2007 12:16:19 -0000	1.173
+++ sched_ule.c	4 Jan 2007 21:59:06 -0000
@@ -1037,11 +1037,24 @@
 		    ("sched_priority: invalid interactive priority %d", pri));
 	} else {
 		pri = SCHED_PRI_MIN;
-		if (td->td_sched->ts_ticks)
-			pri += SCHED_PRI_TICKS(td->td_sched);
+		pri += SCHED_PRI_TICKS(td->td_sched);
 		pri += SCHED_PRI_NICE(td->td_proc->p_nice);
-		KASSERT(pri >= PRI_MIN_TIMESHARE && pri <= PRI_MAX_TIMESHARE,
-		    ("sched_priority: invalid priority %d", pri));
+		if (!(pri >= PRI_MIN_TIMESHARE && pri <= PRI_MAX_TIMESHARE)) {
+			static int once = 1;
+			if (once) {
+				printf("sched_priority: invalid priority %d",
+				    pri);
+				printf("nice %d, ticks %d ftick %d ltick %d tick pri %d\n",
+				    td->td_proc->p_nice,
+				    td->td_sched->ts_ticks,
+				    td->td_sched->ts_ftick,
+				    td->td_sched->ts_ltick,
+				    SCHED_PRI_TICKS(td->td_sched));
+				once = 0;
+			}
+			pri = min(max(pri, PRI_MIN_TIMESHARE),
+			    PRI_MAX_TIMESHARE);
+		}
 	}
 	sched_user_prio(td, pri);