Re: PANIC: double fault, error_code: 0x0 in 4.0.0-rc3-2, kvm related?

From: Jiri Kosina
Date: Wed Mar 18 2015 - 18:22:41 EST


On Wed, 18 Mar 2015, Andy Lutomirski wrote:

> sysret64 can only fail with #GP, and we're totally screwed if that
> happens,

But what if the GPF handler pagefaults afterwards? It'd be operating on
user stack already.

--
Jiri Kosina
SUSE Labs

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