Xorg crashed with SIGSEGV in X740XvPutImage()

[duolon]

I don't know this bug is related to FGLRX or Mplayer, but i use mplayer to play some of my videos and the system crashed.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: xserver-xorg-core 2:1.11.4-0ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-17.27-generic 3.2.6
Uname: Linux 3.2.0-17-generic x86_64
NonfreeKernelModules: fglrx
.tmp.unity.support.test.0:

ApportVersion: 1.94-0ubuntu1
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
Date: Sun Mar 4 21:02:02 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
DkmsStatus: fglrx, 8.911, 3.2.0-17-generic, x86_64: installed
ExecutablePath: /usr/bin/Xorg
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI Manhattan [Mobility Radeon HD 5400 Series] [1002:68e0] (prog-if 00 [VGA controller])
   Subsystem: ASUSTeK Computer Inc. Device [1043:1bf2]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
JockeyStatus:
 xorg:fglrx_updates - ATI/AMD proprietary FGLRX graphics driver (post-release updates) (Proprietary, Disabled, Not in use)
 xorg:fglrx - ATI/AMD proprietary FGLRX graphics driver (Proprietary, Enabled, In use)
MachineType: ASUSTeK Computer Inc. K52Dr
ProcCmdline: /usr/bin/X :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
ProcEnviron:

ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-17-generic root=UUID=b07e5ec1-56af-4e71-b607-33470b3e36e1 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f2a93047464: mov 0x58(%rdx),%rdx
 PC (0x7f2a93047464) ok
 source "0x58(%rdx)" (0x24748b41c175c5e1) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: fglrx-installer
StacktraceTop:
 X740XvPutImage () from /usr/lib/x86_64-linux-gnu/xorg/extra-modules/modules/amdxmm.so
 ?? ()
 ?? () from /usr/lib/xorg/modules/extensions/libextmod.so
 ?? ()
 ?? ()
Title: Xorg crashed with SIGSEGV in X740XvPutImage()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

dmi.bios.date: 08/18/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: K52Dr.211
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: K52Dr
dmi.board.vendor: ASUSTeK Computer Inc.
dmi.board.version: 1.0
dmi.chassis.asset.tag: ATN12345678901234567
dmi.chassis.type: 10
dmi.chassis.vendor: ASUSTeK Computer Inc.
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrK52Dr.211:bd08/18/2010:svnASUSTeKComputerInc.:pnK52Dr:pvr1.0:rvnASUSTeKComputerInc.:rnK52Dr:rvr1.0:cvnASUSTeKComputerInc.:ct10:cvr1.0:
dmi.product.name: K52Dr
dmi.product.version: 1.0
dmi.sys.vendor: ASUSTeK Computer Inc.
version.compiz: compiz 1:0.9.7.0~bzr2995-0ubuntu5
version.fglrx-installer: fglrx-installer N/A
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.30-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.99.901+git20120126-0ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20111219.aacbd629-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20111201+b5534a1-1build2

[Apport retracing service (apport)]

StacktraceTop:
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 ?? ()
 ?? ()
 ?? ()
 ?? ()

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.