Issues

• [Bug] ExpandMatmulOfSum silently miscompiles matmul(x, a+b) when addends broadcast

  needs-triagetype: bug
  apache/tvm#20697 · Filter by author zhihaoxu1325 opened on Oct 13, 2026

• [RESULT][VOTE] Split TIRx foundation into a separate repo

  apache/tvm#20677 · Filter by author tqchen opened on Oct 12, 2026

• [Bug][Relax][CUDA/NVPTX] R.vision.all_class_non_max_suppression fails GPU compilation in FlattenTensor: "Tensor T_gather is used before its definition"

  needs-triagetype: bug
  apache/tvm#20675 · Filter by author YuanchengJiang opened on Oct 12, 2026

• [Bug][Vulkan] SPIR-V codegen ICHECKs on bool buffers: storing into a bool kernel parameter ("bool vs. int8") and using a local bool buffer ("int8 vs. bool")

  needs-triagetype: bug
  apache/tvm#20674 · Filter by author YuanchengJiang opened on Oct 12, 2026

• [Bug][Relax][CUDA/NVPTX] R.median legalizes to the CPU tvm.contrib.sort.argsort extern, which ends up inside a device kernel: Unresolved call tirx.call_packed (cuda) / unknown intrinsic tirx.call_packed (nvptx)

  needs-triagetype: bug
  apache/tvm#20673 · Filter by author YuanchengJiang opened on Oct 12, 2026

• [Bug] CUDA workspace cleanup aborts on Windows at thread/process exit

  needs-triagetype: bug
  apache/tvm#20662 · Filter by author pisarev opened on Oct 11, 2026

• [Bug][Relax] FuseTransposeMatmul indexes a nonexistent axis for a vector weight

  apache/tvm#20656 · Filter by author Yuhx141 opened on Oct 11, 2026

• [Bug][Relax] FoldBatchnormToConv2D rejects valid mixed weight and output dtypes

  apache/tvm#20655 · Filter by author Yuhx141 opened on Oct 11, 2026

• [Bug][Relax] RemoveUnusedParameters leaves a stale make_closure reference

  apache/tvm#20654 · Filter by author Yuhx141 opened on Oct 11, 2026

• [Bug][Relax] ExpandTupleArguments leaves a stale make_closure reference

  apache/tvm#20653 · Filter by author Yuhx141 opened on Oct 11, 2026

• [Bug][Relax] AdjustMatmulOrder rejects a valid promoted inner MatMul chain

  apache/tvm#20652 · Filter by author Yuhx141 opened on Oct 11, 2026

• [Bug][ONNX] SimplifiedLayerNormalization and SkipSimplifiedLayerNormalization ops unsupported

  needs-triagetype:rfc-tracking
  apache/tvm#20625 · Filter by author Netra-Srinivasan-McW opened on Oct 9, 2026
  2

• [Bug] LiftTransformParams produces an undefined Var in the rewritten function body, causing Relax VM codegen failure

  needs-triagetype: bug
  apache/tvm#20616 · Filter by author yunligou711-commits opened on Oct 8, 2026

• [Bug] DLight Matmul crashes on fused conv2d-bias-ReLU-pad consumer chain

  apache/tvm#20615 · Filter by author Nanmur opened on Oct 8, 2026

• [Bug] AllocateWorkspace leaves dangling GlobalVar references in nested workspace-using functions

  needs-triagetype: bug
  apache/tvm#20614 · Filter by author yunligou711-commits opened on Oct 8, 2026

• [Bug] LLVM codegen emits invalid FCmp instructions for bool equality comparisons

  needs-triagetype: bug
  apache/tvm#20613 · Filter by author yunligou711-commits opened on Oct 8, 2026

• [Bug][Relax][ONNX] Identity rejects ShapeExpr inputs

  apache/tvm#20611 · Filter by author Nanmur opened on Oct 8, 2026

• [Bug] ConvertLayout segfaults on Tensor + PrimValue

  needs-triagetype: bug
  apache/tvm#20608 · Filter by author tangyixuan01 opened on Oct 8, 2026
  1

• [Bug][Relax] ReorderTakeAfterMatmul fails on vector dot products

  apache/tvm#20595 · Filter by author Yuhx141 opened on Oct 7, 2026

• [Bug][Relax] OptimizeLayoutTransform cancels non-inverse layout transforms

  apache/tvm#20594 · Filter by author Yuhx141 opened on Oct 7, 2026

• [Bug][Relax] InlinePrivateFunctions removes functions referenced by closures

  apache/tvm#20593 · Filter by author Yuhx141 opened on Oct 7, 2026

• [Bug][Relax] RemoveUnusedOutputs drops impure calls when tuple outputs are unused

  apache/tvm#20592 · Filter by author Yuhx141 opened on Oct 7, 2026

• [Bug][Relax] ExpandMatmulOfSum crashes on reduction-axis broadcasting

  apache/tvm#20591 · Filter by author Yuhx141 opened on Oct 7, 2026

• [Bug] FoldBatchnormToConv2D turns a finite float32 output into NaN

  needs-triagetype: bug
  apache/tvm#20584 · Filter by author tangyixuan01 opened on Oct 7, 2026

• [Bug]LLVM codegen crashes on Add over bool (internal ICHECK: MatchesCode(DLDataTypeCode::kDLFloat))

  needs-triagetype: bug
  apache/tvm#20582 · Filter by author yunligou711-commits opened on Oct 7, 2026
  1