bash spams "bad array subscript" with certain ^r/tab combinations

[Tannerb]

Binary package hint: bash

Under certain circumstances hitting the tab key during a bash history search using ctrl-r will result in an infinite loop of bash printing "bash: COMP_WORDS: bad array subscript"

Release information:
Ubuntu 10.04 LTS, both server and desktop.

To reproduce:
Enter on a command line:
dpkg --get-selections<enter>
Type control-r. Type dp. You'll see the previously entered command. Hit the tab key. The errors will begin printing.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: bash 4.1-2ubuntu3
ProcVersionSignature: Ubuntu 2.6.32-23.37-generic 2.6.32.15+drm33.5
Uname: Linux 2.6.32-23-generic x86_64
Architecture: amd64
Date: Fri Jul 9 17:50:13 2010
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100406.1)
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: bash

[dino99 (9d9)]

Closing that outdated report as EOL has been reached long time ago