It used to be that building the Linux kernel was not easy. Testing and debugging were even worse. Nowadays, it is reasonably easy to build a custom kernel and test or debug it using virtualization.

When you write programs in user space, the worst thing that can happen to your program is a core dump. Your program did something very wrong, so the operating system decided to give you all of its ...

As with many Linux-related topics, the issue of using debuggers to troubleshoot the Linux kernel is not only technical--it's political. Linux is being mostly developed on the x86 platform, which does ...

Editor's Note: This content is excerpted from Chapter 11 of Linux Debugging and Performance Tuning: Tips and Techniques, authored by Steve Best, ISBN 0-13-149247-0 ...

I'm trying to do some kernel level debugging in FreeBSD. I've compiled the kernel with options DDB and KDB along with makeoptions DEBUG=-g. I can enter the debugger using "sysctl debug.kdb.enter=1" ...

This course provides an introduction to Kernel programming for the Linux operating system, and the development of Linux kernel drivers for Embedded devices. The Yocto build system is introduced, which ...

Advanced iOS kernel debugging for exploit developers: A presentation by Stefan Esser (@i0n1c) at the Breakpoint security conference in Melbourne, Australia. Synopsis: With the release of iOS 6 Apple ...