Re: [patch 0/3] x86/fpu: Prevent FPU state corruption

From: Jason A. Donenfeld
Date: Wed May 04 2022 - 11:41:05 EST


Hi Thomas,

On Sun, May 01, 2022 at 09:31:42PM +0200, Thomas Gleixner wrote:
> The recent changes in the random code unearthed a long standing FPU state
> corruption due do a buggy condition for granting in-kernel FPU usage.

Thanks for working that out. I've been banging my head over [1] for a
few days now trying to see if it's a mis-bisect or a real thing. I'll
ask Larry to retry with this patchset.

Jason

[1] https://lore.kernel.org/lkml/7f01221d-f693-adf8-f5a5-d71944b44162@xxxxxxxxxxxx/