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Re: [WARNING] Intel Skylake/Kaby Lake processors: broken hyper-threading

On 06/25/2017 05:19 AM, Henrique de Moraes Holschuh wrote:
This warning advisory is relevant for users of systems with the Intel
processors code-named "Skylake" and "Kaby Lake".  These are: the 6th and
7th generation Intel Core processors (desktop, embedded, mobile and
HEDT), their related server processors (such as Xeon v5 and Xeon v6), as
well as select Intel Pentium processor models.

TL;DR: unfixed Skylake and Kaby Lake processors could, in some
situations, dangerously misbehave when hyper-threading is enabled.
Disable hyper-threading immediately in BIOS/UEFI to work around the
problem.  Read this advisory for instructions about an Intel-provided

Hyper-threading was enabled in the BIOS and the Skylake processor looks good.

Thread(s) per core:    2
Model:                 94
Stepping:              3

But both of the "intel-microcode" and "amd64-microcode" packages were installed, so I removed amd64-microcode.

apt-cache depends amd64-microcode:
  Breaks: intel-microcode


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