allbufs are base (tinygrad#4605)

tinygrad/engine/schedule.py

@@ -191,7 +191,7 @@ def _graph_schedule(outs:List[LazyBuffer], seen:Set[LazyBuffer]) -> Tuple[Defaul
   # find all reduces, and pair them to a elementwise op. if they can't be cleanly paired, force realize the reduce (or a contig child)
   reduce_for_op: Dict[LazyBuffer, LazyBuffer] = {}
   for r in allbufs:
-    if r != r.base or r.op not in ReduceOps or r in realizes: continue
+    if r.op not in ReduceOps or r in realizes: continue
 
     group: Set[LazyBuffer] = set()
     _recursive_group(r, r.st, r, children, realizes, reduce_for_op, group)