BUG: Bad page state in process gdm-simple-gree pfn:119501

Can't say more about that bug. I only saw it reported by the Crash-Reporter

ProblemType: KernelOops
DistroRelease: Ubuntu 10.10
Package: linux-image-2.6.35-22-generic 2.6.35-22.33
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic x86_64
NonfreeKernelModules: nvidia
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
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: gerstrong 1659 F.... pulseaudio
 /dev/snd/controlC1: gerstrong 1659 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf9ff8000 irq 45'
   Mixer name : 'Realtek ALC1200'
   Components : 'HDA:10ec0888,104382fe,00100101'
   Controls : 40
   Simple ctrls : 22
Card1.Amixer.info:
 Card hw:1 'Microphone'/'Logitech Logitech USB Microphone at usb-0000:00:1d.0-1, full speed'
   Mixer name : 'USB Mixer'
   Components : 'USB046d:0a03'
   Controls : 2
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'Mic',0
   Capabilities: cvolume cvolume-joined cswitch cswitch-joined penum
   Capture channels: Mono
   Limits: Capture 0 - 15
   Mono: Capture 15 [100%] [15.00dB] [on]
Date: Wed Sep 29 07:12:06 2010
Failure: oops
Frequency: Once a day.
HibernationDevice: RESUME=UUID=f3982625-e150-4b09-a2b9-64b1f5d92f67
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release Candidate amd64 (20100928)
IwConfig:
 lo no wireless extensions.

 eth0 no wireless extensions.
MachineType: System manufacturer P5QL PRO
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-22-generic root=UUID=02071c90-63a7-4d68-ba29-c2ab3efa18d0 ro ipv6.disable=1 quiet splash
RelatedPackageVersions: linux-firmware 1.38
RfKill:

SourcePackage: linux
Title: BUG: Bad page state in process gdm-simple-gree pfn:119501
dmi.bios.date: 07/01/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1004
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P5QL PRO
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1004:bd07/01/2009:svnSystemmanufacturer:pnP5QLPRO:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5QLPRO:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: P5QL PRO
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer