Segmentation Fault on simple shell script (attached)

[David]

Binary package hint: bash

The following 3-line shell script crashes Bash with segmentation fault:

----
#! /bin/bash

bug(){
    # this segfaults:
    local -A a=b
}

bug
----

ProblemType: Bug
Architecture: amd64
Date: Thu Feb 4 10:46:37 2010
DistroRelease: Ubuntu 9.10
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
NonfreeKernelModules: nvidia
Package: bash 4.0-5ubuntu2
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-17.54-generic
SourcePackage: bash
Uname: Linux 2.6.31-17-generic x86_64
XsessionErrors:
 (polkit-gnome-authentication-agent-1:2927): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:2904): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
 (emacs22-gtk:3001): GLib-WARNING **: g_set_prgname() called multiple times
 (firefox:4324): GLib-WARNING **: g_set_prgname() called multiple times

[Dennis van Dok (dvandok-gmail)]

Confirmed, also on Karmic amd64. Is there an upstream notice?

[Matthias Klose (doko)]

fixed in bash-4.1 in lucid

[Dennis van Dok (dvandok-gmail)]

The attached patch is basically a backport of the 4.1 code that fixes the problem.