Re: general protection fault in vmx_vcpu_run (2)

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Hi Dmitry,

On Wed, Feb 24, 2021 at 06:12:57PM +0100, Dmitry Vyukov wrote:
> Looking at the bisection log, the bisection was distracted by something else.

Meaning the bisection result:

167dcfc08b0b ("x86/mm: Increase pgt_buf size for 5-level page tables")

is bogus?

> You can always find the original reported issue over the dashboard link:
> https://syzkaller.appspot.com/bug?extid=42a71c84ef04577f1aef
> or on lore:
> https://lore.kernel.org/lkml/0000000000007ff56205ba985b60@xxxxxxxxxx/

Ok, so this looks like this is trying to run kvm ioctls *in* a guest,
i.e., nested. Right?

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette



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