Re: [PATCH v2] x86: disable non-instrumented version of copy_mc when KMSAN is enabled

From: Ingo Molnar
Date: Wed Mar 06 2024 - 04:17:13 EST



* Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx> wrote:

> Ping?
>
> This is current top crasher.
> I hope this patch is applied before the merge window opens.

1) A false positive is not a 'crasher', it's a bug in instrumentation.

2) A false positive in intrusive instrumentation that top distributions do
not enable in their kernels has no immediate relevance to the timing of
the merge window.

Thanks,

Ingo