From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: marcel.a@redhat.com, qemu-devel <qemu-devel@nongnu.org>,
Luiz Capitulino <lcapitulino@redhat.com>
Subject: Re: [Qemu-devel] BUG: QEMU aborts when setting breakpoint in gdb (bisected)
Date: Wed, 06 Nov 2013 18:50:05 +0100 [thread overview]
Message-ID: <527A814D.5020804@redhat.com> (raw)
In-Reply-To: <20131106174834.GA11767@redhat.com>
Il 06/11/2013 18:48, Michael S. Tsirkin ha scritto:
> This just makes the symproms go away.
That's correct.
> The real bug is exec ignores high address bits during page
> lookups. It should fail on invalid address not access
> a random page.
> I'll send a patch.
The real real bug is that all address spaces should be 2^64, which you
said you consider too intrusive a patch. I don't feel confident
changing phys_page_find, even if it's just 2 lines.
Paolo
next prev parent reply other threads:[~2013-11-06 17:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-06 16:22 [Qemu-devel] BUG: QEMU aborts when setting breakpoint in gdb (bisected) Luiz Capitulino
2013-11-06 16:26 ` Paolo Bonzini
2013-11-06 16:29 ` Luiz Capitulino
2013-11-06 16:33 ` Michael S. Tsirkin
2013-11-06 16:30 ` Marcel Apfelbaum
2013-11-06 17:39 ` Paolo Bonzini
2013-11-06 17:48 ` Michael S. Tsirkin
2013-11-06 17:50 ` Paolo Bonzini [this message]
2013-11-06 18:39 ` Michael S. Tsirkin
2013-11-06 21:13 ` Paolo Bonzini
2013-11-06 21:36 ` Michael S. Tsirkin
2013-11-06 18:36 ` Luiz Capitulino
2013-11-06 21:11 ` Paolo Bonzini
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