Re: [Xen-devel] Network card disappears (probably xennet crash) on windows 7 pro 64 bit with gplpv

[Fabio Fantoni <fabio.fantoni@xxxxxxx>]

Il 02/10/2014 12:04, James Harper ha scritto:
> > Il 25/09/2014 12:00, James Harper ha scritto:
> > > > -----Original Message-----
> > > > From: Fabio Fantoni [mailto:fabio.fantoni@xxxxxxx]
> > > > Sent: Thursday, 25 September 2014 7:38 PM
> > > > To: James Harper; xen-devel; xen-users@xxxxxxxxxxxxxxxxxxxx
> > > > Subject: Re: Network card disappears (probably xennet crash) on
> > windows 7
> > > > pro 64 bit with gplpv
> > > >
> > > > Il 25/09/2014 11:15, James Harper ha scritto:
> > > > > > On one dom0 wheezy with xen 4.4-stable and xen-unstable and some
> > > > linux
> > > > > > and windows domUs I have had several times in recent months one or
> > > > more
> > > > > > windows domUs no longer reachable via the network.
> > > > > > In all cases the network card disappears and I must reboot windows to
> > > > > > have the network working, I had also installed latest gplpv version
> > > > > > (1.0.1100) that I saw that solves crash with xennet.sys but the problem
> > > > > > persist.
> > > > > >
> > > > > > If you need more informations and/or tests tell me and I'll post them.
> > > > > Can you tell me what you mean by "disappears"? Is the machine still
> > > > running but you can't see a network card anymore?
> > > >
> > > > Yes windows still running but don't show network card anymore.
> > > > This happen after hours or days on one or more windows domUs, other
> > > > still working correctly, I not found exactly cause of that and the only
> > > > solution for now is reboot the domU when happen.
> > > >
> > > > > James
> > > I doubt I'll be able to reproduce this.
> > >
> > > Can you run with the debug version of the drivers, and use debugview
> > from sysinternals (you'll need to turn on some logging options in the registry
> > - let me know if google doesn't help you find them).
> > > Then, when the crash happens, send me whatever debugview has
> > captured.
> > > The debug version of the drivers is a little slower though, so this may not be
> > an option.
> > > I'll be uploading an update in a few days so maybe wait until then to test (it
> > won't fix your problem but it's easier if you run the latest version)
> > > James
> > I tried the build 1105 and the problem still persist.
> > Now I'll try to install debug build and use debugview.
> > Debugview 4.81 open as administrator and with all capture options enable
> > is ok?
> > This is the only and correct key to add?
> > HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session
> > Manager\Debug Print Filter Add the following value "DEFAULT" :
> > REG_DWORD
> > : 0xFFFFFFFF (found in google with a fast search)
> >
> > Thanks for any reply and sorry for my bad english.
> That looks about right.
>
> James
Finally this morning the problem occurred on domU with the debug 
pvdrivers installedand DebugView active.
Log in attachment.
If you need more informations and/or tell me and I'll post them.

Thanks for any reply.

Attachment: debugview.LOG
Description: Text document

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