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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

A unified probe-guided framework with two complementary approaches: probe-filtered bootstrapped training (PBT), which uses the probe to filter reliable self-generated calls for fine-tuning, and probe-guided reranking (PGR), which uses the probe to select better candidates during inference.

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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