A Brief Tour of Linux Security Modules

A Brief Tour of Linux Security Modules

A Brief Tour of Linux Security Modules I’m guessing, if you’re reading this post, you already have some familiarity with Linux Security Modules (LSMs). If you’ve used SELinux or AppArmor then you’ve used an LSM. If you’ve used any modern...
Using `gdb` to Debug the Linux Kernel

Using `gdb` to Debug the Linux Kernel

Intro to Using gdb to Debug the Linux Kernel There are many great tools that are useful for debugging the Linux kernel, including good old-fashioned printk, ftrace, and kgdb. In this post we’ll be exploring how to use the kernel debugger (kgdb) to debug a QEMU...