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Re: [Qemu-devel] Possible bug when executing an instruction.
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] Possible bug when executing an instruction. |
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Date: |
Tue, 17 Nov 2015 11:13:56 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 |
On 11/17/2015 10:14 AM, John Snow wrote:
>
>
> On 11/16/2015 08:44 PM, Toni Nedialkov wrote:
>> There is some evidence to suggest that the instruction mulx rsp,rsp,rdx
>> causes a segfault in QEMU.
>>
>> Was wondering if anyone would be kind enough to verify. And since I am
>> not familiar with the bug reporting process, I am posting here.
>>
>> Thank you.
>
> Do you have any additional details to share, such as a reproducer or any
> evidence you've gathered to suggest the above?
Looks like a patch has already been proposed:
https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg03848.html
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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