Xorg using fglrx crashes when connecting a monitor via hdmi

[Steffen Hanikel]

When I'm turning my second monitor on (connected via HDMI) the session crashes and I'm back at the login screen. Didn't happen using 11.04.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: xorg 1:7.6+7ubuntu7
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: fglrx
.tmp.unity.support.test.0:

ApportVersion: 1.23-0ubuntu3
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,grid,mousepoll,place,commands,regex,gnomecompat,wall,resize,imgpng,obs,animation,unitymtgrabhandles,vpswitch,move,fade,session,snap,workarounds,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
Date: Sun Oct 16 14:29:47 2011
DistUpgraded: Fresh install
DistroCodename: oneiric
DistroVariant: ubuntu
DkmsStatus: fglrx-updates, 8.881, 3.0.0-12-generic, x86_64: installed
ExtraDebuggingInterest: Yes, whatever it takes to get this fixed in Ubuntu
GraphicsCard:
 ATI Technologies Inc Cayman PRO [AMD Radeon 6900 Series] [1002:6719] (prog-if 00 [VGA controller])
   Subsystem: ASUSTeK Computer Inc. Device [1043:03be]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
JockeyStatus:
 xorg:fglrx_updates - ATI/AMDs proprietärer FGRLX-Grafiktreiber (Nachträgliche Aktualisierungen) (Proprietär, Deaktiviert, Nicht benutzt)
 xorg:fglrx - ATI/AMD: proprietärer FGLRX-Grafiktreiber (Proprietär, Deaktiviert, Nicht benutzt)
MachineType: MSI MS-7585
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=d1e907ec-6bf8-48c0-bc1d-f00aa9924bdf ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
Title: Xorg crash
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/12/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V1.3
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P55-GD65 (MS-7585)
dmi.board.vendor: MSI
dmi.board.version: 1.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV1.3:bd07/12/2010:svnMSI:pnMS-7585:pvr1.0:rvnMSI:rnP55-GD65(MS-7585):rvr1.0:cvnMSI:ct3:cvr1.0:
dmi.product.name: MS-7585
dmi.product.version: 1.0
dmi.sys.vendor: MSI
version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu3
version.fglrx-installer: fglrx-installer N/A
version.ia32-libs: ia32-libs 20090808ubuntu26
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.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