Kernel receives unexpected unknown NMI in Red Hat Enterprise Linux 9.3

Solution Unverified - Updated 2024-11-15T02:07:26+00:00 -

Issue

Sometimes the kernel shows the following message without NMI button operations.
```
kernel: Uhhuh. NMI received for unknown reason 2c on CPU 0.
```

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Here are the common uses of Markdown.

Code blocks

~~~
Code surrounded in tildes is easier to read
~~~

Links/URLs

[Red Hat Customer Portal](https://access.redhat.com)