Public bug reported:
[ 407.817045] compiz[1857]: segfault at 2712278e ip 01f6a096 sp bfb46640
error 4 in libunityshell.so[1deb000+20e000]
[ 1254.028553] compiz[3787]: segfault at b0000 ip 0828a091 sp bfe921f0 error 4
in libunityshell.so[810b000+20e000]
[ 1274.678363] compiz[4634]: segfault at 43 ip 016e2091 sp bfbcc220 error 4 in
libunityshell.so[1563000+20e000]
[ 1559.632682] compiz[4997]: segfault at b0000 ip 017f8091 sp bfb5ebc0 error 4
in libunityshell.so[1679000+20e000]
[ 1651.900972] compiz[6725]: segfault at 51c3682b ip 0242c091 sp bfb3fb30 error
4 in libunityshell.so[22ad000+20e000]
So, essentially my laptop had become unusable until I learned not to hit
Alt-Tab. This started since a recent upgrade.
Package: unity
Status: install ok installed
Priority: optional
Section: gnome
Installed-Size: 2480
Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com>
Architecture: i386
Version: 4.28.0-0ubuntu2
This is 11.10. Please let me know if you need any more information or
testing.
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: unity 4.28.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
.tmp.unity.support.test.0:
ApportVersion: 1.23-0ubuntu4
Architecture: i386
CompizPlugins:
[core,bailer,detection,composite,opengl,compiztoolbox,decor,regex,grid,move,gnomecompat,resize,place,mousepoll,session,wall,snap,animation,imgpng,vpswitch,workarounds,fade,expo,ezoom,scale,unitymtgrabhandles,unityshell]
CompositorRunning: compiz
Date: Mon Feb 6 18:29:56 2012
DistUpgraded: Log time: 2011-10-19 18:58:09.060032
DistroCodename: oneiric
DistroVariant: ubuntu
GraphicsCard:
Intel Corporation Mobile 945GME Express Integrated Graphics Controller
[8086:27ae] (rev 03) (prog-if 00 [VGA controller])
Subsystem: Acer Incorporated [ALI] Device [1025:0241]
Subsystem: Acer Incorporated [ALI] Device [1025:0241]
MachineType: Packard Bell DOTS
ProcEnviron:
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: root=UUID=da872ecf-7c12-4020-84a7-f39e31c415e6 ro quiet
splash
SourcePackage: unity
UpgradeStatus: Upgraded to oneiric on 2011-10-22 (106 days ago)
dmi.bios.date: 03/26/2009
dmi.bios.vendor: Acer
dmi.bios.version: V1.01
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: DOTS
dmi.board.vendor: Acer
dmi.board.version: V1.01
dmi.chassis.type: 1
dmi.chassis.vendor: Acer
dmi.chassis.version: V1.01
dmi.modalias:
dmi:bvnAcer:bvrV1.01:bd03/26/2009:svnPackardBell:pnDOTS:pvrV1.01:rvnAcer:rnDOTS:rvrV1.01:cvnAcer:ct1:cvrV1.01:
dmi.product.name: DOTS
dmi.product.version: V1.01
dmi.sys.vendor: Packard Bell
version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu6
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+7ubuntu7.1
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 2:2.15.901-1ubuntu2.1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
1:0.0.16+git20110411+8378443-1
** Affects: unity (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug compiz-0.9 i386 needs-reassignment oneiric
regression-update running-unity ubuntu
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https://bugs.launchpad.net/bugs/927751
Title:
unity segfaults very often since update, seemingly when I press alt-
tab
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