pacman crashed with SIGSEGV in __libc_start_main()

[fatman2021]

....

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: xscreensaver-data-extra 5.15-2ubuntu2
ProcVersionSignature: Ubuntu 3.10.0-2.11-generic 3.10.0
Uname: Linux 3.10.0-2-generic x86_64
ApportVersion: 2.10.2-0ubuntu4
Architecture: amd64
CrashCounter: 1
Date: Sat Jul 13 22:59:10 2013
ExecutablePath: /usr/lib/xscreensaver/pacman
MarkForUpload: True
ProcCmdline: pacman -root -window-id 0x1A053DF
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x4084bf: cmp 0xdb8(%rdi),%esi
 PC (0x004084bf) ok
 source "0xdb8(%rdi)" (0x019c2008) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: xscreensaver
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 ?? ()
 __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
Title: pacman crashed with SIGSEGV in __libc_start_main()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm autopilot cdrom dip libvirtd lpadmin netdev plugdev sambashare sudo

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1196251, 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.