WARNING: at /build/buildd/linux-2.6.35/drivers/gpu/drm/radeon/radeon_fence.c:235 radeon_fence_wait 0x365/0x3d0 [radeon]()

working in maverick beta, fully updated, after hibernation, system failed to resume, looping on loading login screen , ctrl-alt-print-reisub to reboot, booted successfully, but getting repeat kernel oops.

ProblemType: KernelOops
DistroRelease: Ubuntu 10.10
Package: linux-image-2.6.35-20-generic 2.6.35-20.29
Regression: Yes
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.35-20.29-generic 2.6.35.4
Uname: Linux 2.6.35-20-generic x86_64
NonfreeKernelModules: wl
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: STAC92xx Analog [STAC92xx Analog]
   Subdevices: 2/2
   Subdevice #0: subdevice #0
   Subdevice #1: subdevice #1
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: nathan 1628 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf6ffc000 irq 48'
   Mixer name : 'IDT 92HD71B7X'
   Components : 'HDA:111d76b2,102802aa,00100302'
   Controls : 24
   Simple ctrls : 15
Date: Sat Sep 11 18:32:07 2010
Failure: oops
Frequency: This has only happened once.
HibernationDevice: RESUME=UUID=c5654ef9-b40b-42ce-87f0-88d14a08cbbc
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta amd64 (20100901.1)
MachineType: Dell Inc. Inspiron 1545
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-20-generic root=UUID=fb4bc2f6-61bf-45f0-87d4-bd09025f8c09 ro quiet splash
RelatedPackageVersions: linux-firmware 1.38
RfKill:
 0: dell-wifi: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SourcePackage: linux
Title: WARNING: at /build/buildd/linux-2.6.35/drivers/gpu/drm/radeon/radeon_fence.c:235 radeon_fence_wait+0x365/0x3d0 [radeon]()
dmi.bios.date: 10/23/2009
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A13
dmi.board.name: 0G437N
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA13:bd10/23/2009:svnDellInc.:pnInspiron1545:pvr:rvnDellInc.:rn0G437N:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Inspiron 1545
dmi.sys.vendor: Dell Inc.