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[Launchpad Bug Tracker <1244630@xxxxxxxxxxxxxxxxxx>]

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System : XPS L421X 
Bios Version : A12
After the upgrade to Ubuntu 13.10, but maybe also before,  in my system the fan are always on.
Why ?
Thks

Vincenzo Graziadei

In dmesg I've found this warning :
[   18.080298] ACPI Warning: 0x0000000000000428-0x000000000000042f SystemIO conflicts with Region \PMIO 1 (20130517/utaddress-251)
[   18.080316] ACPI Warning: 0x0000000000000530-0x000000000000053f SystemIO conflicts with Region \_SB_.PCI0.PEG0.PEGP.GPIO 1 (20130517/utaddress-251)
[   18.080320] ACPI Warning: 0x0000000000000530-0x000000000000053f SystemIO conflicts with Region \GPIO 2 (20130517/utaddress-251)
[   18.080324] ACPI Warning: 0x0000000000000500-0x000000000000052f SystemIO conflicts with Region \_SB_.PCI0.PEG0.PEGP.GPIO 1 (20130517/utaddress-251)
[   18.080327] ACPI Warning: 0x0000000000000500-0x000000000000052f SystemIO conflicts with Region \GPIO 2 (20130517/utaddress-251)
[   18.113551] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Integer], ACPI requires [Package] (20130517/nsarguments-95)
[   18.113590] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20130517/nsarguments-95)
[   18.159532] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Integer], ACPI requires [Package] (20130517/nsarguments-95)
[   18.159565] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Integer], ACPI requires [Package] (20130517/nsarguments-95)
[   19.299558] ACPI Warning: Evaluating _BQC failed (20130517/video-566)

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: bot-comment
-- 
Ubuntu 13.10 fan always on
https://bugs.launchpad.net/bugs/1244630
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