drm:radeon-cs-ioctl Invalid stream command

[Greg A]

Probably related to Bug #703553

Linux 2.6.35-25-generic produces this, but Ubuntu, with Linux 2.6.35-24-generic does not.

ATI Radeon HD 4350

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: linux-image-2.6.35-25-generic 2.6.35-25.43
Regression: Yes
Reproducible: Yes
ProcVersionSignature: Ubuntu 2.6.35-24.42-generic 2.6.35.8
Uname: Linux 2.6.35-24-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: i386
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: greg 2018 F.... pulseaudio
 /dev/snd/pcmC0D0p: greg 2018 F...m pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xdffdc000 irq 45'
   Mixer name : 'SigmaTel STAC9227'
   Components : 'HDA:83847618,102801db,00100201'
   Controls : 35
   Simple ctrls : 23
Card1.Amixer.info:
 Card hw:1 'HDMI'/'HDA ATI HDMI at 0xdfdec000 irq 47'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100100'
   Controls : 4
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Thu Jan 20 08:16:02 2011
HibernationDevice: RESUME=UUID=fb8fc56b-cddc-4afd-9387-e0abb0b14664
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Alpha i386 (20100803.1)
MachineType: Dell Inc. Dell DXP061
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-24-generic root=UUID=2ab6343f-309b-4e89-8bb6-df9af842cc69 ro quiet splash
ProcEnviron:
 LANG=en_GB.utf8
 SHELL=/bin/bash
RelatedPackageVersions: linux-firmware 1.38.3
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
SourcePackage: linux
dmi.bios.date: 11/22/2007
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.5.3
dmi.board.name: 0WG855
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 7
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr2.5.3:bd11/22/2007:svnDellInc.:pnDellDXP061:pvr:rvnDellInc.:rn0WG855:rvr:cvnDellInc.:ct7:cvr:
dmi.product.name: Dell DXP061
dmi.sys.vendor: Dell Inc.