Comment 0 for bug 1331960

After some (not all by any means) suspend/resume cycles, the screen remains black with a movable cursor. Note this is with an external monitor attached, the cursor can be moved to either normally.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: unity 7.2.1+14.04.20140513-0ubuntu2
ProcVersionSignature: Ubuntu 3.15.0-5.10-generic 3.15.0-rc8
Uname: Linux 3.15.0-5-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
Date: Thu Jun 19 09:07:16 2014
DistUpgraded: 2014-01-17 11:38:47,872 DEBUG enabling apt cron job
DistroCodename: trusty
DistroVariant: ubuntu
EcryptfsInUse: Yes
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:029f]
   Subsystem: Dell Device [1028:029f]
MachineType: Dell Inc. Studio 1537
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.15.0-5-generic root=UUID=0c1a857a-009e-48e4-bba0-19bd862bfe63 ro quiet splash vt.handoff=7
SourcePackage: unity
UpgradeStatus: Upgraded to trusty on 2014-01-17 (152 days ago)
dmi.bios.date: 09/22/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A03
dmi.board.vendor: Dell Inc.
dmi.board.version: A03
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A03
dmi.modalias: dmi:bvnDellInc.:bvrA03:bd09/22/2008:svnDellInc.:pnStudio1537:pvrA03:rvnDellInc.:rn:rvrA03:cvnDellInc.:ct8:cvrA03:
dmi.product.name: Studio 1537
dmi.product.version: A03
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.11+14.04.20140423-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.52-1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.1
version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
xserver.bootTime: Tue Jun 10 12:24:55 2014
xserver.configfile: default
xserver.errors: intel(0): Failed to submit rendering commands, disabling acceleration.
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 8771
 vendor AOC
xserver.version: 2:1.15.1-0ubuntu2