usb-creator-gtk crashed with SIGSEGV when launched via sudo

[GaaL]

Binary package hint: usb-creator

When launched via sudo or via root user, usb-creator always crash by the end of the creation.

When launched normaly, no problem

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: usb-creator-gtk 0.2.28
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
Architecture: amd64
CrashCounter: 1
Date: Tue Apr 19 21:29:45 2011
ExecutablePath: /usr/bin/usb-creator-gtk
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/usb-creator-gtk
ProcCwd: /home/melankh
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
 LANGUAGE=fr:en
SegvAnalysis:
 Segfault happened at: 0x7f4951f1fad0: movl $0xffffffff,0x4(%rdi)
 PC (0x7f4951f1fad0) ok
 source "$0xffffffff" ok
 destination "0x4(%rdi)" (0x00000004) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: usb-creator
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
 ?? () from /lib/x86_64-linux-gnu/libdbus-1.so.3
Title: usb-creator-gtk crashed with SIGSEGV
UpgradeStatus: Upgraded to natty on 2011-04-10 (9 days ago)
UserGroups:

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #649139, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.