Re: AVX register corruption from signal delivery

From: Sebastian Andrzej Siewior
Date: Tue Nov 26 2019 - 15:20:35 EST


On 2019-11-26 14:49:55 [-0500], Barret Rhoden wrote:
> Hi -
Hi,

> The bug requires the kernel to be built with GCC 9 to trigger. In
> particular, arch/x86/kernel/fpu/signal.c needs to be built with GCC 9.

I've been pinged already, I will look into this. Please send me a
.config just to be sure. From browsing over the bug CONFIG_PREEMPTION
was required.

> Thanks,
>
> Barret

Sebastian