---
id: pr-tensorrt-llm-13708
repo: NVIDIA/TensorRT-LLM
pr: 13708
title: '[https://nvbugs/6094072][fix] swizzle GPT-OSS dummy MXFP4 weights'
author: dongfengy
date: '2026-05-06'
url: https://github.com/NVIDIA/TensorRT-LLM/pull/13708
source_category: upstream-code
architectures:
- sm100
tags:
- mxfp4
techniques:
- swizzling
hardware_features:
- fp4
- mxfp4
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 1668df71952cd05eec1858d20a25133d6d3af265
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- tensorrt_llm/_torch/modules/fused_moe/fused_moe_triton.py
- tests/integration/test_lists/waives.txt
artifact_dir: evidence/pull-bundles/tensorrt-llm/gh-13708
head_ref_oid: 1efd5b74989451f1024d153bc56ae4ef1706eaee
---
# [https://nvbugs/6094072][fix] swizzle GPT-OSS dummy MXFP4 weights

- Repository: `NVIDIA/TensorRT-LLM`
- PR: [13708](https://github.com/NVIDIA/TensorRT-LLM/pull/13708)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `tensorrt_llm/_torch/modules/fused_moe/fused_moe_triton.py`
- `tests/integration/test_lists/waives.txt`

## Evidence Bundle

`evidence/pull-bundles/tensorrt-llm/gh-13708`
