Bug in 6.1 acpi?

[Brooks Davis]

[Please don't cross post]

On Fri, Sep 22, 2006 at 02:03:37PM -0400, up at 3.am wrote:
> 
> (Please respond directly, as I am not subscribed)
> 
> I've asked about this error message before, but this has gotten serious.
> Not sure if it's related, but this server keeps spontaneously having what
> appear to be power events every 13-40 hours or so.  No errors or panic
> messages or core dumps.
> 
> The system has dual power supplies and was rock stable running 4.X.  The
> problem only started occuring after upgrading to 6.1-STABLE.  Could it be
> related to this DMESG? :
> 
> acpi0: <PTLTD   RSDT> on motherboard
> acpi0: Power Button (fixed)
> acpi: bad write to port 0x070 (8), val 0x43
> acpi: bad read from port 0x071 (8)
> 
> The hardware is an Intel L440GX+ MB with dual 1Ghz CPUs with SMP (I tried
> a kernel without SMP, but it didn't help), 1GB ECC RAM, 1GB Swap, Adaptec
> 2100 SCSI RAID level 1.  It apppears to be lightly loaded in terms of CPU
> and RAM.

Have you verified that you're running with the latest BIOS?  On a system
that old, there's a decent chance the ACPI implementation is buggy.
Have you tried running with ACPI disabled?

-- Brooks
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