Xorg freeze dell vostro 1000 lucid daily build ATI Radeon Xpress 200

Binary package hint: xorg

No apparent cause. Screen locked up, unable to CTRL-ALT-F1 to a terminal.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: xorg 1:7.5+5ubuntu1
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-21-generic i686
NonfreeKernelModules: wl
Architecture: i386
Date: Wed Apr 21 14:24:03 2010
DkmsStatus: bcmwl, 5.60.48.36+bdcom, 2.6.32-21-generic, i686: installed
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Release Candidate i386 (20100419.1)
MachineType: Dell Inc. Vostro 1000
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-21-generic root=UUID=ad95dd6a-c843-4e9f-b239-536a4c56a24c ro quiet splash
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: xorg
Symptom: display
Title: Xorg freeze
dmi.bios.date: 12/07/2007
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.6.3
dmi.board.name: 0WY383
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias: dmi:bvnDellInc.:bvr2.6.3:bd12/07/2007:svnDellInc.:pnVostro1000:pvrNotSpecified:rvnDellInc.:rn0WY383:rvr:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Vostro 1000
dmi.product.version: Not Specified
dmi.sys.vendor: Dell Inc.
glxinfo: Error: [Errno 2] No such file or directory
system:
 distro: Ubuntu
 codename: lucid
 architecture: i686
 kernel: 2.6.32-21-generic