WARNING: at /build/buildd/linux-2.6.38/net/sched/sch_generic.c:256 dev_watchdog+0x213/0x220()

So sorry no Idea, autometic report, ther-s no remacable isues on kernel

ProblemType: KernelOops
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-6-generic 2.6.38-6.34
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.38-6.34-generic 2.6.38-rc7
Uname: Linux 2.6.38-6-generic i686
AlsaDevices:
 total 0
 crw------- 1 root root 116, 1 2011-03-16 16:13 seq
 crw------- 1 root root 116, 33 2011-03-16 16:13 timer
Annotation: Your system might become unstable now and might need to be restarted.
AplayDevices: aplay: device_list:240: no soundcards found...
Architecture: i386
ArecordDevices: arecord: device_list:240: no soundcards found...
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] El fitxer o directori no existeix
Date: Wed Mar 16 16:19:28 2011
Failure: oops
Frequency: Once a day.
HibernationDevice: RESUME=UUID=e04156ec-7e00-4c2d-8d39-21e3eef27052
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110216)
IwConfig:
 lo no wireless extensions.

 eth0 no wireless extensions.
MachineType: ECS L7S7A2
PciMultimedia:

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-6-generic root=UUID=60b61fef-1478-40c3-bb83-235e497373ba ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-6-generic N/A
 linux-backports-modules-2.6.38-6-generic N/A
 linux-firmware 1.48
RfKill:

SourcePackage: linux
Title: WARNING: at /build/buildd/linux-2.6.38/net/sched/sch_generic.c:256 dev_watchdog+0x213/0x220()
UpgradeStatus: Upgraded to natty on 2011-03-09 (7 days ago)
dmi.bios.date: 04/02/01
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 07.00T
dmi.board.name: L7S7A2
dmi.board.vendor: ECS
dmi.board.version: 1.0
dmi.chassis.asset.tag: 0123ABC
dmi.chassis.type: 3
dmi.chassis.vendor: ECS
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr07.00T:bd04/02/01:svnECS:pnL7S7A2:pvr1.0:rvnECS:rnL7S7A2:rvr1.0:cvnECS:ct3:cvr1.0:
dmi.product.name: L7S7A2
dmi.product.version: 1.0
dmi.sys.vendor: ECS