Consoles, Printk, and Nested-NMI in Linux Kernel Development - Challenges for New Developers

Embark on a 33-minute journey through the complexities of Linux kernel development in this Kernel Recipes 2024 conference talk. Explore the challenges faced by a new developer diving into root-cause analysis of intricate issues involving console log buffers, Nested NMIs, x86 iret, printk, panics, and crash dumps. Gain insights into the quirks and behaviors encountered when tackling bugs in the vast and intimidating Linux Kernel. Follow along as Derek BARBOSA shares his experiences, blunders, and naive perspectives, offering valuable lessons for new graduates, young developers, and kernel newcomers alike. Discover how to navigate unfamiliar scenarios and overcome the initial overwhelm of working with a large, monolithic software system.

Kernel Recipes 2024 - Consoles, printk, nested-NMI!? oh my!