The article spends 4 paragraphs on them. Just one example: Although AMD’s response in the forum was that these were isolated issues, phoronix was able to

The article spends 4 paragraphs on them. Just one example: Although AMD’s response in the forum was that these were isolated issues, phoronix was able to reproduce crashes by running a stress test that consists of compiling a number of open source programs. They report they were able to get 53 segfaults with one hour of attempted compilation.