How to display instructions around the current instuction?

[Eli Zaretskii]

> Date: Thu, 28 Jan 2021 11:06:55 -0600
> From: Peng Yu via Gdb <gdb@sourceware.org>
> Cc: gdb@sourceware.org
> 
> Please test your recommendation before sending it out. It is not
> appropriate to waste other people's time.

Hey, no one here works for you, you know!  So please appreciate that
people are "wasting their time" on helping you achieve your goals, and
be thankful.