---
id: pr-cutlass-2267
repo: NVIDIA/cutlass
pr: 2267
title: war to fix blackwell grouped groupwise hang
author: hwu36
date: '2025-04-29'
url: https://github.com/NVIDIA/cutlass/pull/2267
source_category: upstream-code
architectures:
- sm100
tags:
- gemm
- tile-scheduling
techniques:
- tile-scheduling
hardware_features: []
kernel_types:
- gemm
languages:
- cuda-cpp
captured_at: '2026-04-17'
status: merged
merge_sha: 697126019ed5dd59b58bb2f081dd49595192caa5
inclusion_reason: kernel file changes
changed_paths:
- include/cutlass/gemm/kernel/sm90_tile_scheduler_group.hpp
head_ref_oid: 32f084feff060bf92a815011ae8898df1a10559c
artifact_dir: evidence/pull-bundles/cutlass/gh-2267
---
# war to fix blackwell grouped groupwise hang

- Repository: `NVIDIA/cutlass`
- PR: [2267](https://github.com/NVIDIA/cutlass/pull/2267)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `include/cutlass/gemm/kernel/sm90_tile_scheduler_group.hpp`

## Evidence Bundle

`evidence/pull-bundles/cutlass/gh-2267`
