He named the website after the compare and exchange instruction ???. My intel as... | Hacker News

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		tibbydudeza on May 21, 2022 \| parent \| context \| favorite \| on: Lotus 1-2-3 For Linux He named the website after the compare and exchange instruction ???. My intel assembler is rather rusty.

lapsis_beeftech on May 21, 2022 [–]

It is explained in the FAQ:

There was a bug in early Pentiums called the f00f bug, it would cause a deadlock if you provided an invalid operand to cmpxchg8b while using the lock prefix. It was an important vulnerability at the time, and I thought it would be fun to own lock.cmpxchg8b.com.

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