---
id: pr-vllm-23737
repo: vllm-project/vllm
pr: 23737
title: '[BugFix][FlashInfer] Fix potential race condition for paged_kv_indptr_cpu'
author: WoosukKwon
date: '2025-08-28'
url: https://github.com/vllm-project/vllm/pull/23737
source_category: upstream-code
architectures:
- sm100
tags:
- attention
techniques: []
hardware_features: []
kernel_types:
- attention
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 7ffbf27239c3ff68d773e7d2e2cd284f1375349f
inclusion_reason: kernel file changes
changed_paths:
- vllm/v1/attention/backends/flashinfer.py
head_ref_oid: 63cdb446606f8db97aef12382ecc9397b7fcfeb6
artifact_dir: evidence/pull-bundles/vllm/gh-23737
---
# [BugFix][FlashInfer] Fix potential race condition for paged_kv_indptr_cpu

- Repository: `vllm-project/vllm`
- PR: [23737](https://github.com/vllm-project/vllm/pull/23737)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `vllm/v1/attention/backends/flashinfer.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-23737`
