From: Paolo Bonzini <pbonzini@redhat.com>
To: Nate Case <ncase@xes-inc.com>
Cc: kvm@vger.kernel.org
Subject: Re: Guest memory backed by PCI BAR (x86)
Date: Thu, 26 Mar 2015 17:07:27 +0100 [thread overview]
Message-ID: <55142EBF.8030600@redhat.com> (raw)
In-Reply-To: <1757049852.48328.1427385718889.JavaMail.zimbra@xes-inc.com>
On 26/03/2015 17:01, Nate Case wrote:
>>> When KVM acceleration is enabled, SeaBIOS seems to function fine
>>> running out of PCI memory space, but booting the OS resets.
>>> Specifically, the following happens (I'll stick with the memtest86+
>>> 5.01 test case for simplicity):
>>
>>
>> please include a trace file of the failure, obtained using "trace-cmd
>> record -e kvm/* -e kvmmmu/*".
>
> Paolo,
>
> The trace file is available here:
>
> http://oss.xes-inc.com/xtmp/trace-pcimem-memtest86-reset.dat.gz
Run QEMU with "-no-reboot -no-shutdown -monitor stdio". When it
crashes, run "info registers" and then "x/70i 0", and email the output.
Paolo
next prev parent reply other threads:[~2015-03-26 16:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-25 15:56 Guest memory backed by PCI BAR (x86) Nate Case
2015-03-26 14:02 ` Paolo Bonzini
2015-03-26 16:01 ` Nate Case
2015-03-26 16:07 ` Paolo Bonzini [this message]
2015-03-26 16:34 ` Nate Case
2015-03-26 16:40 ` Paolo Bonzini
2015-03-26 16:52 ` Nate Case
2015-03-26 17:04 ` Paolo Bonzini
2015-03-26 17:14 ` Nate Case
2015-03-27 15:27 ` Nate Case
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