The source code for fault injection tools is available here:
Testing fault injectors
A test suite is available, in the downloads section, for verifying the correctness of software fault injection tools. The suite consists of source files in the C programming language and the resulting patches after applying the software fault emulation operators.
YouTube videos
This video shows a fault injection experiment targeting the Xen hypervisor, leading the virtualization server to a crash. A watchdog timer then resets the server.
This video shows a fault injection experiment targeting an application process running in a virtual machine. The process generates a segmentation fault and halts, providing no more content to the video client.