GDB

This article is part of the BUAA Operating Systems course preparatory tutorial. This version was written by me. In 2024, the course lab environment was changed from GXemul to QEMU. To help students adapt to the new environment, two new articles were added to the preparatory tutorial: “GDB: Dissecting Programs” and “Introduction to the QEMU Emulator.” Think back to when you first entered the world of programming. Everyone has had this experience: a carefully written program just won’t produce the correct result, and even after reviewing the code from top to bottom several times, the hidden bug remains elusive....