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[Bug 747069] [NEW] [natty beta-1] Screen flashes on and of every few seconds with nouveau driver

 

Public bug reported:

Binary package hint: xserver-xorg-video-nouveau

I tried booting the Natty 11.04 beta-1 live cd (32-bit) on a compaq
presario with an nVidia chipset. The system took a long time to boot,
possibly because of fairly low RAM and possibly because the hard disk is
currently only formatted with a FreeBSD partition so that no swap space
is available. However, the bug I'm reporting is that once the system
logs in to a Gnome screen, the screen blanks for a second or so every
few seconds. Looking at Xorg.0.log (in attached bug.tgz file) it looks
like noveau and vesa drivers are loaded, along with various other
drivers including frame buffer drivers.

I previously had Fedora 14 installed, which displayed the same problem
with the default nvidia driver, but worked ok at the Samsung SyncMaster
570S panel's max 1024x768 resolution using a vesa driver. Likewise on
FreeBSD a vesa driver works better than the nv driver (which has another
resolution problem).

ubuntu@ubuntu:~$ lsb_release -rd
Description:	Ubuntu Natty (development branch)
Release:	11.04

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: None
DRM.card0.DVI.D.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes: 
 edid-base64:
DRM.card0.VGA.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1024x768 800x600 800x600 848x480 640x480
 edid-base64:
Date: Fri Apr  1 08:02:46 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
GdmLog1:
 
GdmLog2:
 
GraphicsCard:
 nVidia Corporation C51 [GeForce 6150 LE] [10de:0241] (rev a2) (prog-if 00 [VGA controller])
   Subsystem: Hewlett-Packard Company Device [103c:2a3e]
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110330)
Lsusb:
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 001 Device 002: ID 058f:6362 Alcor Micro Corp. Flash Card Reader/Writer
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Compaq Presario 061 EX325AA-ABA SR1950NX NA670
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
Renderer: Software
SourcePackage: xserver-xorg-video-nouveau
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 05/10/2006
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 3.08
dmi.board.name: NAGAMI2
dmi.board.vendor: ASUSTek Computer INC.
dmi.board.version: 2.00
dmi.chassis.type: 3
dmi.chassis.version: 1111
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr3.08:bd05/10/2006:svnCompaqPresario061:pnEX325AA-ABASR1950NXNA670:pvr0nx1411RE101NAGA200:rvnASUSTekComputerINC.:rnNAGAMI2:rvr2.00:cvn:ct3:cvr1111:
dmi.product.name: EX325AA-ABA SR1950NX NA670
dmi.product.version: 0nx1411RE101NAGA200
dmi.sys.vendor: Compaq Presario 061
version.compiz: compiz 1:0.9.4git20110322-0ubuntu5
version.libdrm2: libdrm2 2.4.23-1ubuntu5
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu11
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6

** Affects: xserver-xorg-video-nouveau (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-bug i386 natty ubuntu

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https://bugs.launchpad.net/bugs/747069

Title:
  [natty beta-1] Screen flashes on and of every few seconds with nouveau
  driver



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