RE: [PATCH v8] x86: mce: kexec: switch MCE handler for kexec/kdump

From: Luck, Tony
Date: Thu Apr 09 2015 - 14:08:07 EST


> If only APEI EINJ could be taught to do delayed injection, regardless of
> OS kernel running. Tony, is something like that even possible at all?

Use:

# echo 1 > notrigger

that allows you to plant a land-mine in memory that will get tripped later. Pick the memory address in a clever way
and you can have the MCE trigger when some particular function runs.

-Tony