Re: [bug/bisected] commit a2848d08742c8e8494675892c02c0d22acbe3cf8 cause general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN NOPTI

From: Mikhail Gavrilov
Date: Tue Jul 18 2023 - 05:18:59 EST


On Tue, Jul 18, 2023 at 7:13 AM Chen, Guchun <Guchun.Chen@xxxxxxx> wrote:
>
> [Public]
>
> Hello Mike,
>
> I guess this patch can resolve your problem.
> https://patchwork.freedesktop.org/patch/547897/
>
> Regards,
> Guchun
>

Tested-by: Mikhail Gavrilov <mikhail.v.gavrilov@xxxxxxxxx>
Thanks, the issue was gone with this patch.

I didn't say anything above about how to reproduce this problem.
Case was like this:
On a dual GPU laptop, I ran Google Chrome on a discrete graphics card.
I used for it this command:
$ DRI_PRIME=1 google-chrome-unstable --disable-features=Vulkan

--
Best Regards,
Mike Gavrilov.