Re: [PATCH v8 08/14] livepatch: only match unique symbols when using FG-KASLR

Peter Zijlstra
2021-12-03T10:06:19Z

On Thu, Dec 02, 2021 at 11:32:08PM +0100, Alexander Lobakin wrote:
> If any type of function granular randomization is enabled, the sympos
> algorithm will fail, as it will be impossible to resolve symbols when
> there are duplicates using the previous symbol position.
>
> We could override sympos to 0, but make it more clear to the user
> and bail out if the symbol is not unique.

Since we're going lots of horrendous things already, why can't we fix
this duplicate nonsense too?