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Zhenguang Liu

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#software testing Preprint Sep 2026

From Approval to Execution: Reconstruction-Aware Repair Analysis for LLM-Agent Software

A reconstruction-stable authorization (ReSA) is formulated over representation transitions, sink dependencies, consumed versions, and grant scope and implemented in APAS-Finder and freeze predictions before an independent sink oracle observes execution.

Jun-Chi Zhu, Zhen-Guang Liu, Shao-Jing Fan et al. · 0 citations
Preprint Aug 2026

Getting the Parameters Right: A Difficulty-Graded Benchmark and Probe-Guided Training for LLM Tool Calls

Large language model agents derive much of their capability from tool use. Existing research on tool use has largely focused on selecting the right tool and orchestrating the order of calls. However, correctly filling the parameters of a tool call is equally critical for successful execution and has received far less a...

Guoyao Yu, Xiaoqing Sun, Ziqi Huang et al. · 0 citations
Jul 2026

Poster: Rethinking Security in LLM Code Generation through Real-World Risk Scenarios

A developer-centric perspective is adopted and three representative risk scenarios that commonly lead to security vulnerabilities in LLM-generated code are identified: Ambiguous Requirements, Under-Specified Operational Context, and Security--Functionality Conflict are identified.

Lixun Ma, Ruo-Long Ma, Bei Wang et al. · 0 citations

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