Background

ICMP messages are used by network devices, including routers, to send error messages and operational information indicating success or failure when communicating with another IP address. Examples include errors indicating when a requested service is not available or when a host or router could not be reached. We've

At the moment, the X86_64CoreRegs::regs field and X86[_64]CoreRegs::segments fields rely on an implicit ordering documented in their respective comments. It would be much better if explicit fields were used instead.

As pointed out in daniel5151/gdbstub#34 (comment), there is no "one true" ordering for these registers, which could result in some nasty bug

We need to add a sample packet capture so that folks who don't have the requisite hardware can still see how things work.