gksu crashed with SIGSEGV in fputs()

[mfauzirahman]

unable to install Psensor using Software Center
Ubuntu 12.04
Kernel 3.2.0-3-generic
Gnome 3.2.1

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gksu 2.0.2-6ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-3.8-generic 3.2.0-rc4
Uname: Linux 3.2.0-3-generic i686
ApportVersion: 1.90-0ubuntu1
Architecture: i386
Date: Tue Dec 6 12:50:56 2011
ExecutablePath: /usr/bin/gksu
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha i386 (20111129.1)
ProcCmdline: /usr/bin/gksu --message <span\ weight="bold"\ size="larger">Please\ enter\ your\ password\ to\ access\ problem\ reports\ of\ system\ programs</span> /usr/share/apport/apport-gtk
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xe29321: mov (%eax),%ecx
 PC (0x00e29321) ok
 source "(%eax)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gksu
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libc.so.6
 fputs () from /lib/i386-linux-gnu/libc.so.6
 gksu_sudo_fuller () from /usr/lib/libgksu2.so.0
 gksu_run_fuller () from /usr/lib/libgksu2.so.0
 ?? ()
Title: gksu crashed with SIGSEGV in fputs()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo