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.

Kprobes is a mechanism used to register breakpoints and corresponding handlers. After enabling Kprobes support in the kernel, we can debug any instruction at any kernel address. This article explains ...

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 ...