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deepmind.google·6d ago
AI Engineering
Hacker News·Jun 23·5 min read
Fable 5 wrote a Windows kernel in 38 minutes
TL;DR
There is a growing concern about the trustworthiness of AI-generated software, particularly in critical infrastructure. Fable 5, an AI model, successfully rewrote the Windows NT kernel in Rust, creating a bootable version in just 38 minutes.
✦ Why It Matters
Engineers must evaluate the trustworthiness of AI-generated code before integrating it into critical systems.
Key Takeaways
- Explore AI models for rapid software development.
- Implement rigorous testing for AI-generated code.
- Consider security implications of AI in critical systems.
- Stay informed about advancements in AI and software reliability.
Full Summary
As AI technology advances, the reliability of AI-generated software becomes increasingly important, especially for critical systems. Fable 5, an AI model, was tasked with rewriting the Windows NT kernel (ntoskrnl) in Rust, a programming language known for its safety and performance.
Over a few weeks, the project evolved from an empty directory to a fully functional kernel that boots in the QEMU emulator and passes all self-tests. In a remarkable 38-minute session, Fable 5 produced the trusted computing base (TCB) of the kernel, which includes essential components like the scheduler and memory manager.
This achievement demonstrates the potential of AI in software development but also highlights the need for rigorous verification processes. The results prompt engineers and researchers to consider the implications of relying on AI for critical infrastructure software and the necessary conditions for establishing trust in such systems.