1. Exploring JVM Garbage Collector Testing with Event-Coverage (TOSEM'25, CCF-A)

Kai Zheng, Zan Wang*, Yingquan Zhao, Junjie Chen*, Hanmo You, Haoyu Wang, Yiheng Du, Tianchang Gao

ACM Transactions on Software Engineering and Methodology (TOSEM), pages to appear, Just Accepted (May 2025).

2. Program Ingredients Abstraction and Instantiation for Synthesis-based JVM Testing (CCS'24, CCF-A)
   Yingquan Zhao, Zan Wang, Junjie Chen*, Ruifeng Fu, Yanzhou Lu, Tianchang Gao, Haojie Ye
   Proceedings of the ACM Conference on Computer and Communications Security (CCS),  October 14-18, 2024, pages to appear, Salt Lake City, USA

3. Testing the Compiler for a New-born Programming Language: An Industrial Case Study (experience paper) (ISSTA'23, CCF-A)

Yingquan Zhao, Junjie Chen*, Ruifeng Fu, Haojie Ye, Zan Wang

The 32nd ACM SIGSOFT International Symposium on Software Testing and Analysis (ISSTA), July 17-21, 2023, 551-563, Seattle, USA

4. History-driven Test Program Synthesis for JVM Testing (ICSE'22, CCF-A)

Yingquan Zhao, Zan Wang, Junjie Chen*, Mengdi Liu, Mingyuan Wu, Yuqun Zhang, Liangming Zhang

The 44th International Conference on Software Engineering (ICSE), May 22-27, 2022, 1133-1144, Pittsburgh, USA

5. Achieving High MAP Coverage through Pattern Constraint Reduction (TSE'22, CCF-A)

Yingquan Zhao, Zan Wang, Shuang Liu*, Jun Sun, Junjie Chen, Xiang Chen

IEEE Transactions on Software Engineering (TSE), 49, 1, 2022, 99-112

6. Map-coverage: A Novel Coverage Criterion for Testing Thread-safe Classes (ASE'19, CCF-A)

Zan Wang, Yingquan Zhao†, Shuang Liu*, Jun Sun, Xiang Chen, Huarui Lin

The  34th IEEE/ACM International Conference on Automated Software Engineering (ASE), November 10-15, 2019, 722-734, San Diego, USA

7. Vectorizing Program Ingredients for Better JVM Testing (ISSTA'23, CCF-A)

Tianchang Gao, Junjie Chen*,  Yingquan Zhao, Yuqun Zhang, Lingming Zhang

The 32nd International Symposium on Software Testing and Analysis (ISSTA), July 17-21, 2023, 526-537, Seattle, USE

8. Selecting Initial Seeds for Better JVM Fuzzing (ICSE'25, CCF-A)

Tianchang Gao, Junjie Chen*, Dong Wang, Yile Guo, Yingquan Zhao, Zan Wang

The 47th International Conference on Software Engineering (ICSE), April 27 - May 3, 2025, pages to appear, Ottawa, Canada

9. Fuzzing MLIR Compiler Infrastructure via Operation Dependency Analysis (ISSTA'24, CCF-A)

Chenyao Suo, Junjie Chen*, Shuang Liu, Jiajun Jiang, Yingquan Zhao, Jianrong Wang

The 33rd ACM SIGSOFT International Symposium on Software Testing and Analysis (ISSTA), September 16-20, 2024, 1287-1299, Vienna, Austria

10. SJFuzz: Seed & Mutator Scheduling for JVM Fuzzing (FSE'23, CCF-A)

Mingyuan Wu, Yicheng Ouyang, Minghai Lu, Junjie Chen, Yingquan Zhao, Heming Cui, Guowei Yang, Yuqun Zhang

The 31st ACM Joint European Software Engineering Conference and Symposium on the Foundations of Software Engineering, December 3 - 9, 2023, 1062-1074, San Francisco, USA

11. MLIRSmith: Random Program Generation for Fuzzing MLIR Compiler Infrastructure (ASE'23, CCF-A)

Haoyu Wang, Junjie Chen*, Chuyue Xie, Shuang Liu, Zan Wang, Qingchao Shen, Yingquan Zhao

The 38th IEEE/ACM International Conference on Automated Software Engineering, September 11-15, 2023, 1555-1566, Luxembourg 

12. MULTI: Multi-objective Effort-aware Just-in-time Software Defect Prediction (IST'18, CCF-B)

Xiang Chen*, Yingquan Zhao†, Qiuping Wang, Zhidan Yuan

Information and Software Technology (IST), 93, 2018, 1-13

13. Software defect number prediction: Unsupervised vs supervised methods (IST'18, CCF-B)

Xiang Chen, Dun Zhang, Yingquan Zhao, Zhanqi Cui, Chao Ni

Information and Software Technology (IST), 106, 2019, 161-181

14. sFuzz2.0: Storage‐access pattern guided smart contract fuzzing (JSEP'24, CCF-B)

Haoyu Wang, Zan Wang, Shuang Liu, Jun Sun, Yingquan Zhao, Yan Wan, Tai D Nguyen

Journal of Software: Evolution and Process (JSEP), 36, 4, 2024, e2557

15. Multitask defect prediction (JSEP'19, CCF-B)

Chao Ni, Xiang Chen, Xin Xia, Qing Gu, Yingquan Zhao

Journal of Software: Evolution and Process (JSEP), 31, 12, 2019, e2203

16. Large-scale Empirical Studies on Effort-aware Security Vulnerability Prediction Methods (TRel'18, CCF-C)

Xiang Chen, Yingquan Zhao†, Zhanqi Cui, Guozhu Meng, Yang Liu, Zan Wang

IEEE Transactions on Reliability (TRel), 69, 1, 2019, 70-87

17. 基于文件粒度的多目标软件缺陷预测方法实证研究 (软件学报'19, CCF-中文A类)

陈翔 *, 赵英全†, 顾庆, 倪超, 王赞

软件学报 (Journal of Software), 30, 12, 2019, 3694-3717

18. 基于程序约束的细粒度 JVM 测试程序约简方法 (软件学报'24, CCF-中文A类)

杜义恒, 王赞, 赵英全, 陈俊洁, 陈翔, 侯德俊, 郑开

软件学报 (Journal of Software), 35, 7, 2024, pages to appear

19. GC-MCR: 有向图约束指导的并发缺陷检测方法 (软件学报'22, CCF-中文A类)

李硕川, 王赞, 马明旭, 陈翔, 赵英全, 王海弛, 王昊宇

软件学报 (Journal of Software), 34, 8, 2022, 3485-3506

Publications in chronological order

• Detected 20+ previously unknown bugs in Hotspot:  JDK-827145, JDK-8300585, JDK-8323682, JDK-8322670, JDK-8315922,  JDK-8316653, ... ...

• Detected 30+ previously unknown bugs in OpenJ9:  #15500, #12552, #12819, #12992, #15061, #15166, #16498, #16523, #18705, #19247, ... ...

• Detected 20+ previously unknown bugs in BishengJDK: confidential within internal projects

• Detected 40+ previously unknown bugs in Cangjie Compiler: confidential within internal projects

• ... ...

3. External Reviewer:

• 2025:  ASE, CSUR, ASEJ, 软件学报 (Journal of Software)

• 2024:  ISSTA, ICST, 软件学报 (Journal of Software)

• 2023:  ISSTA, FSE, ASE, SANER, Internetware, APSEC, TSE, 软件学报 (Journal of Software)

• 2022:  FSE, ASE, SANER

• 2021:  ISSTA

• 2020:  TSE, 软件学报 (Journal of Software)

• 2019:  软件学报 (Journal of Software)

Teaching Assistant:

• 2023-2024-1: Software Project Management, Teacher: Zan Wang, Austin E Klahn, Tianjin University Undergraduate Courses

• 2023-2024-1: Professional English, Teacher: Austin E Klahn, Tianjin University Undergraduate Courses

• 2022-2023-1: Compilation Principles and Technology, Teacher: Junjie Chen, Tianjin University Undergraduate Courses

• 2021-2022-2: Compilation Principles and Technology, Teacher: Junjie Chen, Shuang Liu, Tianjin University Undergraduate Courses

• 2020-2021-2: Database, Teacher: Zan Wang, Jie Li, Tianjin University Undergraduate Courses

• 2020-2021-2: Software Testing Technology, Teacher: Zan Wang, Tianjin University Undergraduate Courses

• 2019-2020-1: Software Testing Technology, Teacher: Zan Wang, Tianjin University Undergraduate Courses

• 2019-2020-1: Advanced Java Programming, Teacher: Zan Wang, Tianjin University Undergraduate Courses