Index: vfs_subr.c
===================================================================
RCS file: /usr/repo/src/sys/kern/vfs_subr.c,v
retrieving revision 1.633
diff -u -p -8 -r1.633 vfs_subr.c
--- vfs_subr.c	18 Jun 2005 18:17:03 -0000	1.633
+++ vfs_subr.c	30 Jun 2005 16:01:41 -0000
@@ -1757,33 +1757,33 @@ reassignbuf(struct buf *bp)
 		if ((bo->bo_flag & BO_ONWORKLST) && bo->bo_dirty.bv_cnt == 0) {
 			mtx_lock(&sync_mtx);
 			LIST_REMOVE(bo, bo_synclist);
  			syncer_worklist_len--;
 			mtx_unlock(&sync_mtx);
 			bo->bo_flag &= ~BO_ONWORKLST;
 		}
 	}
-	VI_UNLOCK(vp);
 #ifdef INVARIANTS
 	bv = &bo->bo_clean;
 	bp = TAILQ_FIRST(&bv->bv_hd);
 	KASSERT(bp == NULL || bp->b_bufobj == bo,
 	    ("bp %p wrong b_bufobj %p should be %p", bp, bp->b_bufobj, bo));
 	bp = TAILQ_LAST(&bv->bv_hd, buflists);
 	KASSERT(bp == NULL || bp->b_bufobj == bo,
 	    ("bp %p wrong b_bufobj %p should be %p", bp, bp->b_bufobj, bo));
 	bv = &bo->bo_dirty;
 	bp = TAILQ_FIRST(&bv->bv_hd);
 	KASSERT(bp == NULL || bp->b_bufobj == bo,
 	    ("bp %p wrong b_bufobj %p should be %p", bp, bp->b_bufobj, bo));
 	bp = TAILQ_LAST(&bv->bv_hd, buflists);
 	KASSERT(bp == NULL || bp->b_bufobj == bo,
 	    ("bp %p wrong b_bufobj %p should be %p", bp, bp->b_bufobj, bo));
 #endif
+	VI_UNLOCK(vp);
 }
 
 /*
  * Increment the use and hold counts on the vnode, taking care to reference
  * the driver's usecount if this is a chardev.  The vholdl() will remove
  * the vnode from the free list if it is presently free.  Requires the
  * vnode interlock and returns with it held.
  */