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KFENCE — Detecting memory bugs in production kernels

A blog post about KFENCE, a low-overhead sampling-based memory safety error detector for the Linux kernel.

https://thomasw.dev/post/kfence/
Thomas KFENCE - Detecting memory bugs in production kernels On February 26 this year KFENCE was merged into the upstream kernel source, ready for release in Linux 5.12. KFENCE is basically a low-overhead address sanitizer, but actually so low-overhead that it can run in production kernels on live systems whereas the…
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