Public bug reported:

Unity crashes in the closed nvidia driver if you try to run unity from a
tty.

To reproduce:
1) On hardware w/ NVidia graphics + the closed NVidia driver, switch to a tty
2) Run 'unity --advanced-debug' and follow the example here: 
https://wiki.ubuntu.com/Unity/FilingBugs#Getting_a_stack_trace
3) Unity crashes

This is reproducible on my system (Macbook Pro 3,1 NVidia GeForce 8600M
GT, nvidia-current 280.13-0ubuntu5

See the attached unity.log for a backtrace

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: unity 4.22.0-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
CompizPlugins: 
[core,bailer,detection,composite,opengl,compiztoolbox,imgjpeg,decor,snap,imgpng,place,dbus,session,mousepoll,regex,commands,vpswitch,wall,neg,move,gnomecompat,resize,imgsvg,resizeinfo,text,animation,workarounds,expo,ezoom,staticswitcher,fade,scale,unityshell,scaleaddon]
Date: Fri Oct  7 16:09:01 2011
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta amd64 (20100901.1)
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: unity
UpgradeStatus: Upgraded to oneiric on 2011-09-02 (35 days ago)
--- 
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: 
'/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module  280.13  Wed Jul 27 16:53:56 
PDT 2011
 GCC version:  gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3)
.tmp.unity.support.test.0:
 
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
CompizPlugins: 
[core,bailer,detection,composite,opengl,compiztoolbox,imgjpeg,decor,snap,imgpng,place,dbus,session,mousepoll,regex,commands,vpswitch,wall,neg,move,gnomecompat,resize,imgsvg,resizeinfo,text,animation,workarounds,expo,ezoom,staticswitcher,fade,scale,unityshell,scaleaddon]
CompositorRunning: compiz
DistUpgraded: Log time: 2011-09-02 09:45:42.465764
DistroCodename: oneiric
DistroRelease: Ubuntu 11.10
DistroVariant: ubuntu
DkmsStatus:
 nvidia-current, 280.13, 3.0.0-12-generic, x86_64: installed
 virtualbox, 4.1.2, 3.0.0-10-generic, x86_64: installed
 virtualbox, 4.1.2, 3.0.0-11-generic, x86_64: installed
 virtualbox, 4.1.2, 3.0.0-12-generic, x86_64: installed
GraphicsCard:
 nVidia Corporation G84 [GeForce 8600M GT] [10de:0407] (rev a1) (prog-if 00 
[VGA controller])
   Subsystem: Apple Computer Inc. Device [106b:00a0]
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta amd64 (20100901.1)
JockeyStatus:
 xorg:nvidia_173 - NVIDIA accelerated graphics driver (Proprietary, Disabled, 
Not in use)
 xorg:nvidia_173_updates - NVIDIA accelerated graphics driver (post-release 
updates) (Proprietary, Disabled, Not in use)
 xorg:nvidia_current - NVIDIA accelerated graphics driver (Proprietary, 
Enabled, In use)
 xorg:nvidia_current_updates - NVIDIA accelerated graphics driver (post-release 
updates) (Proprietary, Disabled, Not in use)
MachineType: Apple Inc. MacBookPro3,1
NonfreeKernelModules: nvidia
Package: unity 4.22.0-0ubuntu3
PackageArchitecture: amd64
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic 
root=UUID=4b3d81ed-fb5d-4946-97c0-ec537e1bfa3f ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Tags:  oneiric running-unity oneiric running-unity oneiric running-unity ubuntu 
compiz-0.9
Uname: Linux 3.0.0-12-generic x86_64
UpgradeStatus: Upgraded to oneiric on 2011-09-02 (35 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XorgConf:
 Section "Device"
        Identifier      "Default Device"
        Option  "NoLogo"        "True"
 EndSection
dmi.bios.date: 03/05/08
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP31.88Z.0070.B07.0803051658
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: Mac-F4238BC8
dmi.board.vendor: Apple Inc.
dmi.board.version: PVT
dmi.chassis.asset.tag: Asset Tag#
dmi.chassis.type: 2
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-F4238BC8
dmi.modalias: 
dmi:bvnAppleInc.:bvrMBP31.88Z.0070.B07.0803051658:bd03/05/08:svnAppleInc.:pnMacBookPro3,1:pvr1.0:rvnAppleInc.:rnMac-F4238BC8:rvrPVT:cvnAppleInc.:ct2:cvrMac-F4238BC8:
dmi.product.name: MacBookPro3,1
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu3
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.26-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
version.xserver-xorg-video-ati: xserver-xorg-video-ati 
1:6.14.99~git20110811.g93fc084-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
1:0.0.16+git20110411+8378443-1

** Affects: unity (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug apport-collected compiz-0.9 oneiric running-unity 
ubuntu

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https://bugs.launchpad.net/bugs/870269

Title:
  Unity crashes when launched from a tty on NVidia hardware

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