冯二虎

助理教授

fengerhu1@sjtu.edu.cn

个人简介

  • 上海交通大学人工智能学院助理教授，研究领域为操作系统，体系结构、AI加速器与大模型训推优化等，相关成果发表在SOSP、OSDI，ISCA，ASPLOS，HPCA等操作系统和体系架构领域的国际顶级会议上，担任操作系统顶会ATC、EuroSys审稿人。相关成果落地华为openEuler和openHarmony操作系统，阿里、商汤等商业场景中，服务于上亿RISC-V芯片以及影响了包括AMD、苹果、高通在内的AI加速器。开源了首个手机智能体系统MobiAgent，并落地华为旗舰手机。博士期间获得首批博士研究生国家自然科学基金与延续资助，入选首批青年人才托举工程博士生专项计划，荣获上海交通大学研究生“学术之星”。指导学生荣获挑战杯“揭榜挂帅”擂台赛擂主。

学术经历

  • 2016.09 - 2020.6，上海交通大学软件学院，本科生
  • 2020.9 - 2025.6，上海交通大学软件学院，博士生
  • 2025.7 - 至今，上海交通大学人工智能学院，助理教授

研究方向

操作系统，MLSYS，AI智能体，体系结构，系统安全等

论文

  • [ACL’26 Main]. Yizhou Zhang, Yizhou Zhang, Siming Chen, Hao Ye, Erhu Feng. “HCSpec: Two-Tier Horizontal Cascade Speculative Decoding for High-Efficiency Large Language Model Inference”. The 64th Annual Meeting of the Association for Computational Linguistics, San Diego, California, 2026.

  • [ASPLOS’26]. He Jingkai, Tianjian Li, Erhu Feng, Dong Du, Qian Liu, Tao Liu, Yubin Xia, Haibo Chen. “History Doesn’t Repeat Itself but Rollouts Rhyme: Accelerating Reinforcement Learning with RhymeRL.” Proceedings of the 31st ACM International Conference on Architectural Support for Programming Languages and Operating Systems, Volume 2. 2026.

  • [SOSP’25]. Le Chen, Dahu Feng, Erhu Feng, Yingrui Wang, Rong Zhao, Yubin Xia, Pinjie Xu, Haibo Chen. Characterizing Mobile SoC for Accelerating Heterogeneous LLM Inference. Proceedings of the 31th ACM Symposium on Operating Systems Principles (SOSP’25). October, 2025.

  • [ISCA’25]. Dahu Feng, Erhu Feng (co-first-author), Dong Du, Pinjie Xu, Yubin Xia, Haibo Chen and Rong Zhao. Topology-Aware Virtualization over Inter-Core Connected Neural Processing Units. 2025 ACM/IEEE 52st Annual International Symposium on Computer Architecture (ISCA), Tokyo, Japan, 2025.

  • [ASPLOS’25]. Han Husheng, Zheng Xinyao, Wen Yuanbo, Hao Yifan, Feng Erhu, Liang Ling, Mu Jianan, Li Xiaqing , Ma Tianyun, Jin Pengwei, Song Xinkai, Du Zidong, Guo Qi, Hu Xing. TensorTEE: Unifying Heterogeneous TEE Granularity for Efficient Secure Collaborative Tensor Computing. The 30th ACM International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS 25), 2025.

  • [ISCA’24]. Erhu Feng, Dahu Feng, Dong Du, Yubin Xia and Haibo Chen. sNPU: Trusted Execution Environments on Integrated NPUs. 2024 ACM/IEEE 51st Annual International Symposium on Computer Architecture (ISCA), Buenos Aires, Argentina, 2024, pp. 708-723, doi: 10.1109/ISCA59077.2024.00057.

  • [ASPLOS’24]. Erhu Feng, Dahu Feng, Dong Du, Yubin Xia, Wenbin Zheng, Siqi Zhao, Haibo Chen. sIOPMP: Scalable and Efficient I/O Protection for TEEs. The 29th ACM International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS 24), 2024.

  • [HPCA’23]. Erhu Feng, Dong Du, Yubin Xia, and Haibo Chen. Efficient distributed secure memory with migratable merkle tree. In 2023 IEEE International Symposium on High-Performance Computer Architecture (HPCA 23), pages 347–360, 2023.

  • [OSDI’21]. Erhu Feng, Xu Lu, Dong Du, Bicheng Yang, Xueqiang Jiang, Yubin Xia, Binyu Zang, and Haibo Chen. Scalable Memory Protection in the PENGLAI Enclave. In 15th {USENIX} Symposium on Operating Systems Design and Implementation (OSDI 21), pp. 275-294. 2021.

获奖情况

  • 2025.10 第十九届挑战杯“揭榜挂帅”擂台赛擂主
  • 2025.3 上海交通大学研究生“学术之星”
  • 2025.1 科协青年人才托举工程博士生专项计划
  • 2024.9 国家奖学金
  • 2024.4 首批国家自科学基金青年学生基础研究项目（博士研究生）
  • 2020.6 上海交通大学优秀本科生毕业论文
  • 2020.6 上海交通大学荣誉学士学位
  • 2020.6 上海交通大学致远杰出学生奖学

授课情况

  • 智能计算系统（研究生）：2025秋