Public bug reported:
This appears to be a problem with the i915 driver, as by disabling it
with this extra kernel cmdline option:
i915.diescreaming=1
The system boots, albeit w/o i915 support, and so, without 3D
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-8-generic 2.6.38-8.42
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: wl
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: clint 1459 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xa0600000 irq 45'
Mixer name : 'Intel CougarPoint HDMI'
Components : 'HDA:10134206,106b6200,00100302
HDA:80862805,80860101,00100000'
Controls : 34
Simple ctrls : 16
Date: Wed Jul 27 22:00:45 2011
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
IwConfig:
lo no wireless extensions.
eth0 IEEE 802.11 Access Point: Not-Associated
Link Quality:5 Signal level:202 Noise level:169
Rx invalid nwid:0 invalid crypt:1 invalid misc:0
MachineType: Apple Inc. MacBookAir4,1
ProcEnviron:
LANGUAGE=en_US:en
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic
root=UUID=75acee82-9c5e-4f69-a7e1-fee4db5e43a4 ro quiet splash vt.handoff=7
i915.diescreaming=1
RelatedPackageVersions:
linux-restricted-modules-2.6.38-8-generic N/A
linux-backports-modules-2.6.38-8-generic N/A
linux-firmware 1.52
RfKill:
0: brcmwl-0: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/30/2011
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBA41.88Z.0077.B00.1106300929
dmi.board.asset.tag: Base Board Asset Tag#
dmi.board.name: Mac-C08A6BB70A942AC2
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookAir4,1
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-C08A6BB70A942AC2
dmi.modalias:
dmi:bvnAppleInc.:bvrMBA41.88Z.0077.B00.1106300929:bd06/30/2011:svnAppleInc.:pnMacBookAir4,1:pvr1.0:rvnAppleInc.:rnMac-C08A6BB70A942AC2:rvrMacBookAir4,1:cvnAppleInc.:ct10:cvrMac-C08A6BB70A942AC2:
dmi.product.name: MacBookAir4,1
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug natty
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https://bugs.launchpad.net/bugs/817324
Title:
New MacBook Air blank screen after grub
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