identify crashed with SIGSEGV in free()

Binary package hint: imagemagick

I don't know what happened - I unlocked my laptop and it reported this crash to me.

ProblemType: Crash
Architecture: i386
Date: Sun Dec 30 17:12:16 2007
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/identify
NonfreeKernelModules: nvidia
Package: imagemagick 7:6.2.4.5.dfsg1-2ubuntu1
PackageArchitecture: i386
ProcCmdline: identify -format %w;\\n%h;\\n%c;\\n -ping /home/rich/azubuntu/gutsy-new/usr/share/doc/libgimp2.0/Wilber_Construction_Kit.xcf.gz
ProcCwd: /
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11:/usr/games
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: imagemagick
StacktraceTop:
 free () from /lib/tls/i686/cmov/libc.so.6
 RelinquishMagickMemory () from /usr/lib/libMagick.so.9
 ?? () from /usr/lib/libMagick.so.9
 ?? ()
 ?? () from /usr/lib/libMagick.so.9
Title: identify crashed with SIGSEGV in free()
Uname: Linux eris 2.6.24-2-generic #1 SMP Thu Dec 20 17:36:12 GMT 2007 i686 GNU/Linux
UserGroups: adm admin audio cdrom dialout dip floppy fuse lpadmin plugdev pulse pulse-access pulse-rt scanner src video
SegvAnalysis:
 Segfault happened at: 0xb79c139c <free+76>: mov 0x4(%eax),%eax
 PC (0xb79c139c) ok
 source "0x4(%eax)" (0xb7ecaffc) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA