brasero crashed with SIGSEGV in brasero_task_ctx_stop_progress()

[dazza5000]

I was burning an Ubuntu ISO to a DVD. Brasero got stuck on a window saying Calculating Image Checksum. The titlebar of the windows said 100% Done. I pressed the X button to close the window and then Brasero crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: brasero 3.2.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
Date: Wed Oct 5 09:43:02 2011
ExecutablePath: /usr/bin/brasero
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcCmdline: brasero
SegvAnalysis:
 Segfault happened at: 0x7f19567c129e <brasero_task_ctx_stop_progress+46>: mov 0x50(%rbx),%rdi
 PC (0x7f19567c129e) ok
 source "0x50(%rbx)" (0x00000050) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: brasero
StacktraceTop:
 brasero_task_ctx_stop_progress () from /usr/lib/libbrasero-burn3.so.1
 ?? () from /usr/lib/libbrasero-burn3.so.1
 ?? () from /usr/lib/libbrasero-burn3.so.1
 ?? () from /usr/lib/libbrasero-burn3.so.1
 ?? () from /usr/lib/libbrasero-burn3.so.1
Title: brasero crashed with SIGSEGV in brasero_task_ctx_stop_progress()
UpgradeStatus: Upgraded to oneiric on 2011-09-23 (11 days ago)
UserGroups: adm admin cdrom dialout lp lpadmin plugdev root sambashare vboxusers

[Apport retracing service (apport)]

StacktraceTop:
 brasero_task_ctx_stop_progress (self=0x7f19380b03a0) at burn-task-ctx.c:1025
 brasero_task_run_loop (error=0x7fff8ad27d68, self=0x7f19380b03a0) at burn-task.c:466
 brasero_task_start_items (self=0x7f19380b03a0, error=0x7fff8ad27d68) at burn-task.c:582
 brasero_task_start (self=0x7f19380b03a0, fake=<optimized out>, error=0x7fff8ad27d68) at burn-task.c:623
 brasero_burn_check_real (self=0x1bdef40, error=0x7fff8ad27d68, track=<optimized out>) at brasero-burn.c:2318