From: Anthony Liguori <anthony-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
To: Luca <kronos.it-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: kvm-devel-TtF/mJH4Jtrk1uMJSBkQmQ@public.gmane.org,
Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Subject: Re: [BUG] GPF on hardware breakpoints (preempt_notifier)
Date: Sun, 09 Sep 2007 15:14:39 -0500 [thread overview]
Message-ID: <46E4542F.8040705@codemonkey.ws> (raw)
In-Reply-To: <68676e00709091145p34fad472u5cf3e1d939754367-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
Luca wrote:
> On 9/9/07, Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> wrote:
>
>> Luca Tettamanti wrote:
>>
>>> Hi,
>>> while debugging a program with GDB I got a GPF which seems related to
>>> KVM. Note that I was *not* using the debugger inside the guest nor on
>>> the virtual machine. The target was an unrelated userspace program.
>>>
>>>
>> Yes, kvm is dirtily misappropriating the debug registers on older
>> kernels.
>>
>
> I'm runninng the current Linus' git tree, shall I test kvm.git?
>
Do you have CONFIG_PREEMPT_NOTIFIERS enabled?
Regards,
Anthony Liguori
> Luca
>
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next prev parent reply other threads:[~2007-09-09 20:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-09 17:14 [BUG] GPF on hardware breakpoints (preempt_notifier) Luca Tettamanti
[not found] ` <20070909171422.GA13345-sTXFmx6KbOnUXq0IF5SVAZ4oGUkBHcCu@public.gmane.org>
2007-09-09 17:30 ` Avi Kivity
[not found] ` <46E42D99.6030905-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-09 18:45 ` Luca
[not found] ` <68676e00709091145p34fad472u5cf3e1d939754367-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-09-09 20:14 ` Anthony Liguori [this message]
[not found] ` <46E4542F.8040705-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-09-09 20:23 ` Luca
[not found] ` <68676e00709091323r23c59dch3f75177616b3f7f5-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-09-09 20:43 ` Anthony Liguori
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