Unraveling Misinformation Propagation in LLM Reasoning

Fuente: arXiv
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Autori principali: Feng, Yiyang, Wang, Yichen, Cui, Shaobo, Faltings, Boi, Lee, Mina, Zhou, Jiawei
Natura: Preprint
Pubblicazione: 2025
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author Feng, Yiyang
Wang, Yichen
Cui, Shaobo
Faltings, Boi
Lee, Mina
Zhou, Jiawei
author_facet Feng, Yiyang
Wang, Yichen
Cui, Shaobo
Faltings, Boi
Lee, Mina
Zhou, Jiawei
contents Large Language Models (LLMs) have demonstrated impressive capabilities in reasoning, positioning them as promising tools for supporting human problem-solving. However, what happens when their performance is affected by misinformation, i.e., incorrect inputs introduced by users due to oversights or gaps in knowledge? Such misinformation is prevalent in real-world interactions with LLMs, yet how it propagates within LLMs' reasoning process remains underexplored. Focusing on mathematical reasoning, we present a comprehensive analysis of how misinformation affects intermediate reasoning steps and final answers. We also examine how effectively LLMs can correct misinformation when explicitly instructed to do so. Even with explicit instructions, LLMs succeed less than half the time in rectifying misinformation, despite possessing correct internal knowledge, leading to significant accuracy drops (10.02% - 72.20%), and the degradation holds with thinking models (4.30% - 19.97%). Further analysis shows that applying factual corrections early in the reasoning process most effectively reduces misinformation propagation, and fine-tuning on synthesized data with early-stage corrections significantly improves reasoning factuality. Our work offers a practical approach to mitigating misinformation propagation.
format Preprint
id arxiv_https___arxiv_org_abs_2505_18555
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Unraveling Misinformation Propagation in LLM Reasoning
Feng, Yiyang
Wang, Yichen
Cui, Shaobo
Faltings, Boi
Lee, Mina
Zhou, Jiawei
Computation and Language
Large Language Models (LLMs) have demonstrated impressive capabilities in reasoning, positioning them as promising tools for supporting human problem-solving. However, what happens when their performance is affected by misinformation, i.e., incorrect inputs introduced by users due to oversights or gaps in knowledge? Such misinformation is prevalent in real-world interactions with LLMs, yet how it propagates within LLMs' reasoning process remains underexplored. Focusing on mathematical reasoning, we present a comprehensive analysis of how misinformation affects intermediate reasoning steps and final answers. We also examine how effectively LLMs can correct misinformation when explicitly instructed to do so. Even with explicit instructions, LLMs succeed less than half the time in rectifying misinformation, despite possessing correct internal knowledge, leading to significant accuracy drops (10.02% - 72.20%), and the degradation holds with thinking models (4.30% - 19.97%). Further analysis shows that applying factual corrections early in the reasoning process most effectively reduces misinformation propagation, and fine-tuning on synthesized data with early-stage corrections significantly improves reasoning factuality. Our work offers a practical approach to mitigating misinformation propagation.
title Unraveling Misinformation Propagation in LLM Reasoning
topic Computation and Language
url https://arxiv.org/abs/2505.18555