On Sun, Nov 24, 2019 at 4:48 PM Marek Marczykowski-Górecki
<marmarek@invisiblethingslab.com> wrote:
>
> On Fri, Nov 22, 2019 at 10:00:13PM -0800, Roman Shaposhnik wrote:
> > 3. Bad news: Marek's suggestion didn't work on Dell product line (and yes
> > I double checked that I built it correctly).
> >
> > So... when it comes to RC2 regression -- we're all good.
> >
> > But since we're here anyway -- I'm wondering if anyone would be
> > interested in helping me figure out why Xen on those Dell boxes coredumps
> > without efi=no-rs ?
> >
> > Marek, any chance I can interest you in helping me a bit here? ;-)
>
> Yes, I am interested in helping with UEFI state there.

Thanks! That's very much appreciated!

Btw, I'll keep CCing xen-devel in case anyone else is interested in
this conversation.

> Do you have by
> a chance messages of that crash (without efi=no-rs, but with
> EFI_SET_VIRTUAL_ADDRESS_MAP enabled)? Or even a photo if no serial output is
> available?

With my awesome soldering skills ;-) I managed to rig a serial console.

Output is attached. Please let me know if you'd like me to run any
other experiments.

Thanks,
Roman.