Re: gcc-10: kernel stack is corrupted and fails to boot

From: Linus Torvalds
Date: Wed May 13 2020 - 19:07:40 EST


On Wed, May 13, 2020 at 2:50 PM Arnd Bergmann <arnd@xxxxxxxx> wrote:
>
> Right, in particular since Linus started building with gcc-10 already and
> would likely soon run into that problem if he hasn't already ;-)

I don't happen to have stack canaries on the configs I actually boot,
so I didn't notice.

But yes, we should get this before 5.7 and mark it for stable, since
F32 is now gcc-10, so people will start hitting it if they enable
stack canaries.

Linus