compiz crashed with SIGSEGV in extend_alias_table()

[Thaddaeus Tintenfisch]

Crash occured while interacting with the Dash.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: compiz-core 1:0.9.10+13.10.20131011-0ubuntu1
ProcVersionSignature: Ubuntu 3.12.0-7.15-generic 3.12.4
Uname: Linux 3.12.0-7-generic i686
NonfreeKernelModules: fglrx
.tmp.unity.support.test.0:

ApportVersion: 2.12.7-0ubuntu1
Architecture: i386
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: Unity
Date: Tue Dec 10 15:27:34 2013
DistUpgraded: 2013-11-08 18:12:18,776 DEBUG enabling apt cron job
DistroCodename: trusty
DistroVariant: ubuntu
DkmsStatus:
 fglrx, 13.101, 3.12.0-6-generic, i686: installed
 fglrx, 13.101, 3.12.0-7-generic, i686: installed
 virtualbox, 4.2.16, 3.12.0-6-generic, i686: installed
 virtualbox, 4.2.16, 3.12.0-7-generic, i686: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Advanced Micro Devices, Inc. [AMD/ATI] Redwood XT [Radeon HD 5670/5690/5730] [1002:68d8] (prog-if 00 [VGA controller])
   Subsystem: PC Partner Limited / Sapphire Technology Device [174b:e152]
InstallationDate: Installed on 2013-09-21 (79 days ago)
InstallationMedia: Xubuntu 13.10 "Saucy Salamander" - Alpha i386 (20130920)
JockeyStatus:
 kmod:fglrx - ATI Fire GL (Proprietary, Enabled, In use)
 kmod:fglrx_updates - Video driver for the AMD graphics accelerators (Proprietary, Disabled, Not in use)
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 002: ID 045e:0745 Microsoft Corp. Nano Transceiver v1.0 for Bluetooth
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: ASUSTeK Computer INC. P5N-T DELUXE
ProcCmdline: compiz
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.12.0-7-generic root=UUID=a6709709-1790-4bc3-9403-71a352932211 ro rootflags=subvol=@ quiet splash nomodeset video=uvesafb:mode_option=1400x1050-32,mtrr:3,scroll=ywrap
Signal: 11
SourcePackage: compiz
StacktraceTop:
 __GI_raise (sig=11) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
 ?? () from /usr/lib/fglrx/dri/fglrx_dri.so
 start_thread (arg=0xad008b40) at pthread_create.c:311
 clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
Title: compiz crashed with SIGSEGV in __GI_raise()
UpgradeStatus: Upgraded to trusty on 2013-11-08 (31 days ago)
UserGroups: adm audio cdrom debian-tor lpadmin plugdev sambashare sudo video
dmi.bios.date: 01/22/2009
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: ASUS P5N-T DELUXE ACPI BIOS Revision 1402
dmi.board.name: P5N-T DELUXE
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: 1.XX
dmi.chassis.asset.tag: 123456789000
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvrASUSP5N-TDELUXEACPIBIOSRevision1402:bd01/22/2009:svnASUSTeKComputerINC.:pnP5N-TDELUXE:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5N-TDELUXE:rvr1.XX:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: P5N-T DELUXE
dmi.product.version: System Version
dmi.sys.vendor: ASUSTeK Computer INC.
version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu1
version.fglrx-installer: fglrx-installer N/A
version.libdrm2: libdrm2 2.4.49-2
version.libgl1-mesa-dri: libgl1-mesa-dri 10.0.0-1ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.0.0-1ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.14.4-1ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu10
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.904-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu1
xserver.bootTime: Tue Dec 10 14:55:48 2013
xserver.configfile: /etc/X11/xorg.conf
xserver.devices:
 input Power Button KEYBOARD, id 6
 input Power Button KEYBOARD, id 7
 input Microsoft Microsoft® 2.4GHz Transceiver v8.0 KEYBOARD, id 8
 input Microsoft Microsoft® 2.4GHz Transceiver v8.0 KEYBOARD, id 9
 input Microsoft Microsoft® 2.4GHz Transceiver v8.0 KEYBOARD, id 10
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.14.4-1ubuntu2
xserver.video_driver: fglrx

[Apport retracing service (apport)]

StacktraceTop:
 extend_alias_table () at localealias.c:371
 read_alias_file (fname=<optimized out>, fname_len=<optimized out>) at localealias.c:296
 ?? () at pthread_create.c:572 from /tmp/apport_sandbox_NzkOJa/lib/i386-linux-gnu/libpthread.so.0
 __opensock () at ../sysdeps/unix/sysv/linux/opensock.c:100
 ?? ()

[Stephen M. Webb (bregma)]

Retrace shows some kind of touble in /usr/lib/fglrx/dri/fglrx_dri.so during a redraw.

[Will Cooke (willcooke)]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.