On 2/2/21 3:52 PM, Kees Cook wrote:
A large warning message is displayed if this option is enabled,
because unhashed addresses, while useful for debugging, exposes
kernel addresses which can be a security risk.

Linus has expressly said "no" to things like this in the past:
https://lore.kernel.org/lkml/ca+55afwiec1-nas+nfq9rtwar8ef9hwa4mjnbwl41f-8wm4...@mail.gmail.com/
Maybe I misunderstood, but I thought this is what Vlastimil, Petr, Sergey, John, and Steven asked for.

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