Re: 32 bit qemu regression from v6.5 tip pull [6c480f222128 x86/alternative: Rewrite optimize_nops() some]

From: Peter Zijlstra
Date: Mon Oct 30 2023 - 04:27:20 EST


On Sun, Oct 29, 2023 at 02:41:46PM -0400, Paul Gortmaker wrote:
> The TL;DR is that the Yocto folks encountered a regression in their
> automated QA tests (after a move from v6.4 --> v6.5) where non-KVM
> enabled boot tests on 32 bit x86 would (with ~2% frequency) splat with:

You're sure you're not running into this here:

https://lkml.kernel.org/r/20230706170537.95959-1-richard.henderson@xxxxxxxxxx

?