gnome-shell will not start "trap invalid opcode"

[Richard Eames]

This started happening in the last few days. Starting gnome-shell from command line exits saying "invalid opcode"

Dmesg:

p$ dmesg |tail
[ 54.240447] do_trap: 27 callbacks suppressed
[ 54.240451] gnome-shell[1767] trap invalid opcode ip:7fd6a6032bc0 sp:7fff2a559ca8 error:0 in libcogl.so.5.0.0[7fd6a5ff0000+71000]
[ 130.895526] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
[ 149.718801] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
[ 165.430221] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
[ 190.413268] gnome-shell[2523] trap invalid opcode ip:7fd37e3cabc0 sp:7ffff2b2e4e8 error:0 in libcogl.so.5.0.0[7fd37e388000+71000]
[ 445.091224] gnome-shell[3941] trap invalid opcode ip:7f3cba2eabc0 sp:7fff9d9dead8 error:0 in libcogl.so.5.0.0[7f3cba2a8000+71000]
[ 2652.239273] gnome-shell[4232] trap invalid opcode ip:7f4dd9492bc0 sp:7fff6420c818 error:0 in libcogl.so.5.0.0[7f4dd9450000+71000]
[ 2658.120500] gnome-shell[4233] trap invalid opcode ip:7f25bda1abc0 sp:7ffff2492e68 error:0 in libcogl.so.5.0.0[7f25bd9d8000+71000]
[ 2807.008506] gnome-shell[4822] trap invalid opcode ip:7f4551b9abc0 sp:7fffbc47cbb8 error:0 in libcogl.so.5.0.0[7f4551b58000+71000]

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: gnome-shell 3.2.2.1-0ubuntu0.1
ProcVersionSignature: Ubuntu 3.0.0-16.28-generic 3.0.17
Uname: Linux 3.0.0-16-generic x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Tue Feb 28 19:30:17 2012
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SourcePackage: gnome-shell
UpgradeStatus: No upgrade log present (probably fresh install)

[dino99 (9d9)]

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