Re: Boot failure on refreshed Dell Precision 7550

From: Shawn Webb <shawn.webb_at_hardenedbsd.org>
Date: Fri, 10 Jul 2020 09:52:27 -0400
On Fri, Jul 10, 2020 at 09:43:59AM -0400, Shawn Webb wrote:
> On Fri, Jul 10, 2020 at 04:36:41PM +0300, Toomas Soome wrote:
> > 
> > 
> > > On 10. Jul 2020, at 16:25, Shawn Webb <shawn.webb_at_hardenedbsd.org> wrote:
> > > 
> > > Hey all,
> > > 
> > > I just got in a new Dell Precision 7550 laptop. Tried booting FreeBSD
> > > on it and UEFI boot failed. The screen goes black immedately when
> > > selecting the memstick and around ten to twenty seconds later, the
> > > system reboots.
> > > 
> > > I'm thinking there might be a bug in the UEFI loader. I have zero
> > > experience in this area, but would love to learn. Can someone punish
> > > me with ideas on how to debug this? ;P
> > > 
> > > I'll try to get whatever patches/fixes that come out of this effort
> > > upstreamed.
> > 
> > Just in case, is secure boot turned off?
> 
> It is. FWIW, the laptop shipped with Ubuntu.

I just built HardenedBSD 13-CURRENT install media from HardenedBSD
commit 4fd20919a535d41571f0b4140a6ec953f1bb38b2 and that booted fine.

I used the latest FreeBSD snapshot image, so I wonder what changed
between that snapshot image and today that would allow it to boot.

Thanks,

-- 
Shawn Webb
Cofounder / Security Engineer
HardenedBSD

GPG Key ID:          0xFF2E67A277F8E1FA
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Received on Fri Jul 10 2020 - 11:53:02 UTC

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