Re: kernel trap 12 with interrupts disabled on a fresh SMP -CURRENT

From: John Baldwin <jhb_at_FreeBSD.org>
Date: Tue, 20 Jan 2004 13:25:11 -0500
On Saturday 17 January 2004 03:18 pm, Morten Rodal wrote:
> After getting home from a vacation I upgraded my -CURRENT computer
> from a Nov 20th kernel to todays kernel.  After the new interrupt code
> was commited I had to turn off ACPI support because of some vital
> pieces are missing in the ACPI implementation in my BIOS (if I
> recall correctly it was missing MADT table).
>
> The attached crash is when I boot the kernel WITHOUT ACPI.  This was
> captured with the serial debugger which generated a series of panics
> (I aborted the output after a few of them since they were all exactly
> like).
>
> If I boot it with ACPI I get a interrupt storm to irq20 (which
> coincidently is ACPI):

Try using http://www.FreeBSD.org/~jhb/patches/acpi_sci2.patch with ACPI.  It 
should fix the IRQ 20 interrupt storm.  I don't really have a good idea of 
why you are getting a panic in install_ap_tramp() though.

-- 
John Baldwin <jhb_at_FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org
Received on Tue Jan 20 2004 - 10:48:01 UTC

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