[xrandr]: gnome-settings-daemon crashed with SIGSEGV in magazine_chain_pop_head()

[Philip Southam]

I opened the "lid" on my MacBook Pro and was presented with this error after the screen turned on.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gnome-settings-daemon 3.3.92-0ubuntu2
ProcVersionSignature: Ubuntu 3.2.0-20.32-generic 3.2.12
Uname: Linux 3.2.0-20-generic x86_64
NonfreeKernelModules: wl nvidia
ApportVersion: 1.95-0ubuntu1
Architecture: amd64
CrashCounter: 1
Date: Fri Mar 23 10:47:43 2012
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64+mac (20111012)
ProcCmdline: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/usr/bin/zsh
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-settings-daemon
Title: [xrandr]: gnome-settings-daemon crashed with SIGSEGV in g_slice_alloc()
UpgradeStatus: Upgraded to precise on 2012-03-17 (6 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 magazine_chain_pop_head (magazine_chunks=0x850110) at /build/buildd/glib2.0-2.31.22/./glib/gslice.c:532
 thread_memory_magazine1_alloc (ix=<optimized out>, tmem=<optimized out>) at /build/buildd/glib2.0-2.31.22/./glib/gslice.c:835
 g_slice_alloc (mem_size=8) at /build/buildd/glib2.0-2.31.22/./glib/gslice.c:994
 gdk_error_trap_push () at /build/buildd/gtk+3.0-3.3.20/./gdk/gdkdisplay.c:2118
 fill_out_screen_info (error=0x0, needs_reprobe=1, info=<optimized out>, xroot=349, xdisplay=0x88d300) at gnome-rr.c:462