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Here's how to enable the kernel Memory Tagging Extension () on the Pixel 8:

adb shell setprop arm64.memtag.bootctl memtag,memtag-kernel

I'm so happy there's real-world hardware finally available to provide mitigations against linear buffer overflows and many types of use-after-free flaws.

More details here:
https://outflux.net/blog/archives/2023/10/26/enable-mte-on-pixel-8/

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@kees great to see this hw available for general use.
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@kees
Oh, is it the first processor available in the market that supports MTE?
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