Re: ACPI: Invalid active2 threshold

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On Thursday, September 04, 2014 06:40:04 PM Arkadiusz Miskiewicz wrote:
> 
> Hi.
> 
> I'm using 3.17.0-rc3-00002-g7505cea kernel on Dell XPS 15 machine:
> DMI: Dell Inc. XPS 15 9530/XPS 15 9530, BIOS A06 07/16/2014
> (this is latest bios)
> 
> After loading thermal acpi driver I get:
> 
> [54136.633643] ACPI: Invalid active2 threshold
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> [54136.633761] thermal LNXTHERM:00: registered as thermal_zone6
> [54136.633763] ACPI: Thermal Zone [TZ00] (28 C)
> [54136.634009] thermal LNXTHERM:01: registered as thermal_zone7
> [54136.634011] ACPI: Thermal Zone [TZ01] (-266 C)
> 
> 
> I assume bios is buggy (right?)

Well, we don't seem to like the value for some reason.  Also the -266 C for TZ01
looks suspicious.

> What problems can happen to this machine due to this problem? It is quite hot 
> frequently, so I wonder if there is some thermal management problem with it.

I'm leaving this question to Rui.

Rafael

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