WARNING: at /build/buildd/linux-2.6.31/net/sched/sch_generic.c:246 dev_watchdog+0x1f6/0x210()

# uname -a
Linux 666 2.6.31-14-generic #48-Ubuntu SMP Fri Oct 16 14:04:26 UTC 2009 i686 GNU/Linux
# cat /proc/version_signature
Ubuntu 2.6.31-14.48-generic

ProblemType: KernelOops
Annotation: Your system might become unstable now and might need to be restarted.
AplayDevices:
 **** List of PLAYBACK Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC861-VD Analog [ALC861-VD Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: ALC861-VD Analog [ALC861-VD Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: rgv151 2913 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xdc440000 irq 22'
   Mixer name : 'Realtek ALC861-VD'
   Components : 'HDA:10ec0862,11790104,00100001 HDA:11c11040,11790001,00100200'
   Controls : 19
   Simple ctrls : 12
Date: Mon Nov 2 11:28:47 2009
DistroRelease: Ubuntu 9.10
Failure: oops
HibernationDevice: RESUME=UUID=0f6f9986-dd49-4e88-90f9-107f6c95cb3c
MachineType: TOSHIBA Satellite A135
Package: linux-image-2.6.31-14-generic 2.6.31-14.48
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdLine: BOOT_IMAGE=/vmlinuz-2.6.31-14-generic root=UUID=7a294e61-d1ab-4cfd-bcda-e9be089a126c ro quiet splash
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
RelatedPackageVersions:
 linux-backports-modules-2.6.31-14-generic N/A
 linux-firmware 1.24
SourcePackage: linux
Tags: kernel-oops
Title: WARNING: at /build/buildd/linux-2.6.31/net/sched/sch_generic.c:246 dev_watchdog+0x1f6/0x210()
Uname: Linux 2.6.31-14-generic i686
dmi.bios.date: 01/12/2009
dmi.bios.vendor: TOSHIBA
dmi.bios.version: V1.90
dmi.board.name: IAKAA
dmi.board.vendor: TOSHIBA
dmi.board.version: 1.00
dmi.chassis.asset.tag: *
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnTOSHIBA:bvrV1.90:bd01/12/2009:svnTOSHIBA:pnSatelliteA135:pvrPSAD0U-03J00P:rvnTOSHIBA:rnIAKAA:rvr1.00:cvnTOSHIBA:ct10:cvrN/A:
dmi.product.name: Satellite A135
dmi.product.version: PSAD0U-03J00P
dmi.sys.vendor: TOSHIBA