colord crashed with SIGSEGV in cd_device_register_object()

[Sheldon]

it happened right after I logged in

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: colord 0.1.12-1ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
Date: Thu Sep 29 12:19:56 2011
ExecutablePath: /usr/lib/x86_64-linux-gnu/colord/colord
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110922)
ProcCmdline: /usr/lib/x86_64-linux-gnu/colord/colord
ProcEnviron:

SegvAnalysis:
 Segfault happened at: 0x40b2ad <cd_device_register_object+157>: mov 0x8(%rax),%rbx
 PC (0x0040b2ad) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%rbx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: colord
StacktraceTop:
 cd_device_register_object ()
 ?? ()
 ?? ()
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: colord crashed with SIGSEGV in cd_device_register_object()
UpgradeStatus: Upgraded to oneiric on 2011-09-27 (2 days ago)
UserGroups: scanner

[Apport retracing service (apport)]

StacktraceTop:
 cd_device_register_object (device=0x69f050, connection=<optimized out>, info=<optimized out>, error=0x7fff78a11928) at cd-device.c:1389
 cd_main_device_register_on_bus (device=0x69f050, error=<optimized out>) at cd-main.c:330
 cd_main_client_device_added_cb (source=<optimized out>, device=0x69f050, user_data=<optimized out>) at cd-main.c:1561
 g_closure_invoke (closure=0x661b60, return_value=0x0, n_param_values=2, param_values=0x69c780, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.30.0/./gobject/gclosure.c:774
 signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x661000, emission_return=0x0, instance_and_params=0x69c780) at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3272

[Launchpad Janitor (janitor)]

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