While Linux's second-in-command Greg Kroah-Hartman does use AI / LLMs himself to success in the Linux kernel, given the "onslaught" of kernel patches produced by large language models and the intent on the Linux kernel's staging area being an area for newcomers to get involved, moving forward he's now rejecting AI/LLM-generated staging patches.
But there is one exception and that is for genuinely valid security fixes...