kern/121558: Supermicro X7SB4 Fatal trap 12 when ACPI disabled
John Baldwin
jhb at FreeBSD.org
Mon Mar 10 16:57:19 UTC 2008
On Monday 10 March 2008 09:22:58 am linimon at freebsd.org wrote:
> Synopsis: Supermicro X7SB4 Fatal trap 12 when ACPI disabled
>
> Responsible-Changed-From-To: freebsd-bugs->freebsd-acpi
> Responsible-Changed-By: linimon
> Responsible-Changed-When: Mon Mar 10 13:22:31 UTC 2008
> Responsible-Changed-Why:
> Over to maintainer(s).
>
> http://www.freebsd.org/cgi/query-pr.cgi?pr=121558
It's not really an ACPI bug if it panics when ACPI is disabled. We'd really
need a stack trace and the panic messages for the non-ACPI kernel. The first
instruction of ioapic_get_vector() is a push, and I don't see how that could
trigger a page fault (maybe if %esp was hosed?).
--
John Baldwin
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