From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jan Prunk <janprunk@gmail.com>
Subject: Re: Kernel panic on Xen virtualisation in Debian
Date: Fri, 8 Jul 2016 14:22:37 +0200
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 <20160708111423.GQ416@citrix.com>
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To: Wei Liu <wei.liu2@citrix.com>
Cc: David Vrabel <david.vrabel@citrix.com>, George Dunlap <george.dunlap@citrix.com>, "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
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Hello,

Please also send a CC: to 804079@bugs.debian.org for future reference.
The administrator of the server is Andreas Ziegler <mail@conemu.de>,
maybe he will be able to log/reproduce the bug, I was only an initial
reporter.

Kind regards,
Jan

On Fri, Jul 8, 2016 at 1:14 PM, Wei Liu <wei.liu2@citrix.com> wrote:

> On Wed, Jul 06, 2016 at 03:14:15PM +0100, George Dunlap wrote:
> > On Mon, Jul 4, 2016 at 7:06 PM, Jan Prunk <janprunk@gmail.com> wrote:
> > > Hello !
> > >
> > > I am posting Xen virtualisation bug links to this e-mail address,
> > > because I wasn't able to find the Xen specific bugtracker list.
> > > This bug has been discovered in 2015 and so far it hasn't been
> > > resolved through the Debian/Kernel bug lists. I submit the
> > > links to bug reports for you.
> > >
> > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=804079
> >
> > The serial log at the bottom looks like there was a crash in the ipv6
> > handling as the result of a packet delivery, perhaps?  David / Wei, do
> > you have any ideas?  Not sure who else has worked on the netback side
> > of things.
> >
>
> The original bug report showed that there was a exception in the middle
> of memcpy instruction while the latest log showed that the exception
> could potentially be somewhere else.  Both logs showed that the
> exception took place when ipv6 was involved.
>
> If Jan can come up with a reliable repro I might be able to have a look.
>
> Wei.
>
> >  -George
>

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<div dir=3D"ltr">Hello, <br><div class=3D"gmail_extra"><br></div><div class=
=3D"gmail_extra">Please also send a CC: to <a href=3D"mailto:804079@bugs.de=
bian.org">804079@bugs.debian.org</a> for future reference.<br></div><div cl=
ass=3D"gmail_extra">The administrator of the server is Andreas Ziegler &lt;=
<a href=3D"mailto:mail@conemu.de">mail@conemu.de</a>&gt;, <br>maybe he will=
 be able to log/reproduce the bug, I was only an initial reporter.<br><br><=
/div><div class=3D"gmail_extra">Kind regards, <br></div><div class=3D"gmail=
_extra">Jan<br></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quo=
te">On Fri, Jul 8, 2016 at 1:14 PM, Wei Liu <span dir=3D"ltr">&lt;<a href=
=3D"mailto:wei.liu2@citrix.com" target=3D"_blank">wei.liu2@citrix.com</a>&g=
t;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0px 0=
px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><span=
 class=3D"">On Wed, Jul 06, 2016 at 03:14:15PM +0100, George Dunlap wrote:<=
br>
&gt; On Mon, Jul 4, 2016 at 7:06 PM, Jan Prunk &lt;<a href=3D"mailto:janpru=
nk@gmail.com">janprunk@gmail.com</a>&gt; wrote:<br>
&gt; &gt; Hello !<br>
&gt; &gt;<br>
&gt; &gt; I am posting Xen virtualisation bug links to this e-mail address,=
<br>
&gt; &gt; because I wasn&#39;t able to find the Xen specific bugtracker lis=
t.<br>
&gt; &gt; This bug has been discovered in 2015 and so far it hasn&#39;t bee=
n<br>
&gt; &gt; resolved through the Debian/Kernel bug lists. I submit the<br>
&gt; &gt; links to bug reports for you.<br>
&gt; &gt;<br>
&gt; &gt; <a href=3D"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=3D80=
4079" rel=3D"noreferrer" target=3D"_blank">https://bugs.debian.org/cgi-bin/=
bugreport.cgi?bug=3D804079</a><br>
&gt;<br>
&gt; The serial log at the bottom looks like there was a crash in the ipv6<=
br>
&gt; handling as the result of a packet delivery, perhaps?=C2=A0 David / We=
i, do<br>
&gt; you have any ideas?=C2=A0 Not sure who else has worked on the netback =
side<br>
&gt; of things.<br>
&gt;<br>
<br>
</span>The original bug report showed that there was a exception in the mid=
dle<br>
of memcpy instruction while the latest log showed that the exception<br>
could potentially be somewhere else.=C2=A0 Both logs showed that the<br>
exception took place when ipv6 was involved.<br>
<br>
If Jan can come up with a reliable repro I might be able to have a look.<br=
>
<br>
Wei.<br>
<br>
&gt;=C2=A0 -George<br>
</blockquote></div></div></div>

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