From: Avi Kivity <avi@redhat.com>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: Tomasz Chmielewski <mangoo@wpkg.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: 2.6.38.1 general protection fault
Date: Mon, 28 Mar 2011 20:02:47 +0200 [thread overview]
Message-ID: <4D90CD47.7010107@redhat.com> (raw)
In-Reply-To: <20110328175437.GB12265@random.random>
On 03/28/2011 07:54 PM, Andrea Arcangeli wrote:
> BTW, is it genuine that a protection fault is generated instead of a page
> fault while dereferencing address 0x00008805d6b087f8? I would normally
> except a page fault from a memory dereference that doesn't alter
> processor state/segments.
Yes. Bits 48-63 of the address must be equal to bit 47, or a #GP is
generated (non-canonical address).
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-03-28 18:02 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-25 9:32 2.6.38.1 general protection fault Tomasz Chmielewski
2011-03-26 9:15 ` Avi Kivity
2011-03-26 10:42 ` Tomasz Chmielewski
2011-03-27 9:42 ` Avi Kivity
2011-03-28 6:24 ` Tomasz Chmielewski
2011-03-28 9:19 ` Avi Kivity
2011-03-28 17:54 ` Andrea Arcangeli
2011-03-28 18:02 ` Avi Kivity [this message]
2011-03-28 20:04 ` Andrea Arcangeli
2011-03-28 20:14 ` Tomasz Chmielewski
2011-04-20 9:28 ` Thomas Treutner
2011-04-20 10:54 ` Tomasz Chmielewski
2011-03-29 13:34 ` Marcelo Tosatti
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