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Date:      Mon, 02 May 2016 13:55:26 -0700
From:      John Baldwin <jhb@freebsd.org>
To:        freebsd-current@freebsd.org
Cc:        Bill O'Hanlon <bill.ohanlon@gmail.com>
Subject:   Re: Kernel panic from recent build
Message-ID:  <1616736.1pUkklcWcu@ralph.baldwin.cx>
In-Reply-To: <CAN3DDYpfN0_F5akew5jccXO9bCQoVLN75v86ZJ=OgvTNfMSmZw@mail.gmail.com>
References:  <CAN3DDYpfN0_F5akew5jccXO9bCQoVLN75v86ZJ=OgvTNfMSmZw@mail.gmail.com>

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On Monday, May 02, 2016 01:35:54 PM Bill O'Hanlon wrote:
> =E2=80=8B
>  IMG_20160502_130335.jpg
> <https://drive.google.com/file/d/1dtJxTwWXfhXVUUtn1Vvpzh3laJt7AILyCg/=
view?usp=3Ddrive_web>
> =E2=80=8B
> I'm getting the following panic from a recent (May 2, 2016) build.
> panic: Duplicate local APIC ID 0
>=20
> The system is a Dell Precision T5500 with generic factory BIOS settin=
gs.
> It has run previous builds without event for several years.
>=20
> I'm attaching a link to a photo of the screen for added details.

Try setting 'hint.srat.0.disabled=3D1' at the loader prompt and then gr=
ab
the output of 'acpidump -t' on your next boot.  The SRAT table used by
the NUMA code appears to be corrupted by your BIOS.

--=20
John Baldwin



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