diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cd14be81d9..46adf80ad2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -532,7 +532,7 @@ jobs:
     - name: Test multitensor
       run: |
         CPU=1 RANGEIFY=1 python3 test/test_multitensor.py TestMultiTensor.test_matmul_shard_1_1 TestMultiTensor.test_simple_add_W TestMultiTensor.test_simple_reduce \
-        TestMultiTensor.test_elementwise_dtype TestMultiTensor.test_shard_no_recompile
+        TestMultiTensor.test_elementwise_dtype TestMultiTensor.test_shard_no_recompile TestHandleData.test_copied_to_device TestMultiRamUsage
         CPU=1 RANGEIFY=1 python3 -m pytest test/test_multitensor.py::TestMultiAssign -k 'not (multi_assign_piece_noncontig or multi_assign_var_offset)'
     - name: Test CPU=1 RANGEIFY=2
       run: CPU=1 CPU_LLVM=0 RANGEIFY=2 python3 -m pytest -n auto test/test_tiny.py test/test_rangeify.py test/test_ops.py --durations 20
diff --git a/tinygrad/schedule/rangeify.py b/tinygrad/schedule/rangeify.py
index 8ef9bb53c8..340e11cab1 100644
--- a/tinygrad/schedule/rangeify.py
+++ b/tinygrad/schedule/rangeify.py
@@ -455,7 +455,7 @@ pm_add_buffers = pm_mops+PatternMatcher([
 
   # move RESHAPEs through MSELECT/MSTACK
   (UPat((Ops.MSELECT, Ops.MSTACK), src=UPat(Ops.RESHAPE), name="m"),
-   lambda m: m.replace(src=tuple([x.src[0] for x in m.src])).reshape(m.src[0].arg)),
+   lambda m: m.replace(src=tuple([x.src[0] for x in m.src]), tag=None).reshape(m.src[0].arg).rtag(m.tag)),
 ])
 
 # *****************
@@ -581,8 +581,9 @@ def get_rangeify_map(sink:UOp) -> dict[UOp, UOp]:
   tsink = graph_rewrite(tsink, pm_cleanups, bottom_up=True, name="remove costly buffers")
 
   # rebuild the sink with all the BUFFERIZEs with tags, this is what's ending up in the tensor graph
+  # MSTACK stacks multiple BUFFERIZEs in one tagged tensor
   # if it's not tagged by here, it's out
-  tsink = UOp.sink(*[x for x in tsink.parents if x.base.op in {Ops.BUFFERIZE, Ops.CONST} and x.tag is not None])
+  tsink = UOp.sink(*[x for x in tsink.parents if x.base.op in {Ops.BUFFERIZE, Ops.MSTACK, Ops.CONST} and x.tag is not None])
 
   if getenv("VIZ"): graph_rewrite(tsink, PatternMatcher([]), name="View Tagged Rangeify")