firefox crashed when on banking webpage and I was opening external USB hard drive

[Doug]

Binary package hint: firefox-3.0

I was visiting egg.com and I had just accessed my external WD My Book, firefox went dark then closed.
Ubuntu Hardy Beta, firefox 3 beta 4.

ProblemType: Crash
Architecture: i386
Date: Sat Apr 5 14:25:42 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/lib/firefox-3.0b4/firefox
Package: firefox-3.0 3.0~b4+nobinonly-0ubuntu1
PackageArchitecture: i386
ProcCmdline: /usr/lib/firefox-3.0b4/firefox
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: firefox-3.0
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/tls/i686/cmov/libpthread.so.0
 ?? () from /usr/lib/xulrunner-1.9b4/libxul.so
 ?? ()
 ?? ()
Title: firefox crashed with SIGSEGV in __kernel_vsyscall()
Uname: Linux 2.6.24-15-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy fuse lpadmin plugdev video