thinkpad_acpi: WARNING: sysfs attribute hotkey_enable is deprecated and will be removed. Hotkey reporting is always enabled

[iCap]

After upgradeing from 9.04 to 9.10 my machine wont restart and turn off properly.
Error I/o buffer loop0 ...some number

ProblemType: KernelOops
Annotation: Your system might become unstable now and might need to be restarted.
Architecture: amd64
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: ivan 1442 F.... pulseaudio
CRDA: Error: [Errno 2] Nema takve datoteke ili direktorija
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xfc000000 irq 17'
   Mixer name : 'Conexant CX20561 (Hermosa)'
   Components : 'HDA:14f15051,17aa20fd,00100000'
   Controls : 14
   Simple ctrls : 7
Date: Mon Oct 5 22:22:40 2009
DistroRelease: Ubuntu 9.10
Failure: oops
MachineType: LENOVO 2714A22
Package: linux-image-2.6.31-11-generic 2.6.31-11.38
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdLine: root=UUID=2E88DE7F88DE44CD loop=/hostname/disks/root.disk ro quiet splash
ProcVersionSignature: Ubuntu 2.6.31-11.38-generic
RelatedPackageVersions:
 linux-backports-modules-2.6.31-11-generic N/A
 linux-firmware 1.20
SourcePackage: linux
Tags: kernel-oops
Title: thinkpad_acpi: WARNING: sysfs attribute hotkey_enable is deprecated and will be removed. Hotkey reporting is always enabled
Uname: Linux 2.6.31-11-generic x86_64
WpaSupplicantLog:

dmi.bios.date: 09/08/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 7YET45WW (1.15 )
dmi.board.name: 2714A22
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr7YET45WW(1.15):bd09/08/2008:svnLENOVO:pn2714A22:pvrThinkPadR500:rvnLENOVO:rn2714A22:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 2714A22
dmi.product.version: ThinkPad R500
dmi.sys.vendor: LENOVO