---
id: pr-vllm-31380
repo: vllm-project/vllm
pr: 31380
title: '[Bugfix][ROCm]Fix Qwen3-Next-80B-A3B-Thinking inference and optimize non-standard block size (544) support under rocm_atten'
author: vllmellm
date: '2026-01-09'
url: https://github.com/vllm-project/vllm/pull/31380
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- decode
- prefill
techniques: []
hardware_features: []
kernel_types:
- attention
- decode
- prefill
languages:
- triton
captured_at: '2026-04-27'
status: merged
merge_sha: 1a19e9cd87b6bb091fc9c530e6446601db52b58e
inclusion_reason: kernel file changes
changed_paths:
- tests/kernels/attention/test_prefix_prefill.py
- vllm/attention/ops/chunked_prefill_paged_decode.py
- vllm/attention/ops/prefix_prefill.py
- vllm/attention/ops/triton_reshape_and_cache_flash.py
- vllm/v1/attention/backends/rocm_attn.py
head_ref_oid: de977a75e1f05552c7e11fb249b399d397ceb581
artifact_dir: evidence/pull-bundles/vllm/gh-31380
---
# [Bugfix][ROCm]Fix Qwen3-Next-80B-A3B-Thinking inference and optimize non-standard block size (544) support under rocm_atten

- Repository: `vllm-project/vllm`
- PR: [31380](https://github.com/vllm-project/vllm/pull/31380)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/kernels/attention/test_prefix_prefill.py`
- `vllm/attention/ops/chunked_prefill_paged_decode.py`
- `vllm/attention/ops/prefix_prefill.py`
- `vllm/attention/ops/triton_reshape_and_cache_flash.py`
- `vllm/v1/attention/backends/rocm_attn.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-31380`
