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

[Alberto Oliart]

After starting the system testing application an error message appeared saying that there was a Kernel bug and that the system might become unstable.

ProblemType: KernelOops
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-7-generic 2.6.38-7.39
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
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: Error: command ['fuser', '-v', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/hwC0D1', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/pcmC0D3p', '/dev/snd/by-path', '/dev/snd/controlC29', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf0800000 irq 48'
   Mixer name : 'Intel Cantiga HDMI'
   Components : 'HDA:14f15066,17aa21b4,00100300 HDA:80862802,80860101,00100000'
   Controls : 12
   Simple ctrls : 6
Card29.Amixer.info:
 Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw 6YHT20WW-1.165000'
   Mixer name : 'ThinkPad EC 6YHT20WW-1.165000'
   Components : ''
   Controls : 1
   Simple ctrls : 1
Card29.Amixer.values:
 Simple mixer control 'Console',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Sun Apr 3 16:45:53 2011
Failure: oops
Frequency: This has only happened once.
HibernationDevice: RESUME=UUID=b35ff773-d4b5-454a-aaeb-473f3c0c6e34
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
MachineType: LENOVO 01962BS
OopsText:
 thinkpad_acpi: WARNING: sysfs attribute hotkey_enable is deprecated and will be removed. Hotkey reporting is always enabled
 thinkpad_acpi: deprecated sysfs attribute: access by process with PID 4246
 thinkpad_acpi: WARNING: sysfs attribute hotkey_bios_mask is deprecated and will be removed. This attribute is useless.
 thinkpad_acpi: deprecated sysfs attribute: access by process with PID 4246
 thinkpad_acpi: WARNING: sysfs attribute bluetooth_enable is deprecated and will be removed. Please switch to generic rfkill before year 2010
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic root=UUID=63002cf4-f434-4df0-8a9d-9880b647055a ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-7-generic N/A
 linux-backports-modules-2.6.38-7-generic N/A
 linux-firmware 1.49
SourcePackage: linux
Title: thinkpad_acpi: WARNING: sysfs attribute hotkey_enable is deprecated and will be removed. Hotkey reporting is always enabled
UpgradeStatus: Upgraded to natty on 2011-04-03 (0 days ago)
dmi.bios.date: 02/05/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6YET26WW (1.11 )
dmi.board.name: 01962BS
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:bvr6YET26WW(1.11):bd02/05/2010:svnLENOVO:pn01962BS:pvrThinkPadEdge13"IAL#:rvnLENOVO:rn01962BS:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 01962BS
dmi.product.version: ThinkPad Edge 13"IAL#
dmi.sys.vendor: LENOVO