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segfault with bad array subscript


From: Diego Augusto Molina
Subject: segfault with bad array subscript
Date: Thu, 15 Sep 2011 15:28:10 -0300

FIRST MACHINE TESTED:
********************
Configuration Information [Automatically generated, do not change]:
Machine: x86_64
OS: linux-gnu
Compiler: x86_64-pc-linux-gnu-gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64'
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu'
-DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash'
-DSHELL -DHAVE_CONFIG_H   -I.  -I. -I./include -I./lib
-DDEFAULT_PATH_VALUE='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
-DSTANDARD_UTILS_PATH='/bin:/usr/bin:/sbin:/usr/sbin'
-DSYS_BASHRC='/etc/bash/bashrc'
-DSYS_BASH_LOGOUT='/etc/bash/bash_logout'
-DNON_INTERACTIVE_LOGIN_SHELLS -DSSH_SOURCE_BASHRC -O2 -pipe
-march=native -fomit-frame-pointer -mno-tls-direct-seg-refs
uname output: Linux diegom 2.6.32-5-amd64 #1 SMP Tue Jun 14 09:42:28
UTC 2011 x86_64 Intel(R) Pentium(R) Dual CPU T2330 @ 1.60GHz
GenuineIntel GNU/Linux
Machine Type: x86_64-pc-linux-gnu

Bash Version: 4.1
Patch Level: 9
Release Status: release

SECOND MACHINE TESTED:
*********************
Configuration Information [Automatically generated, do not change]:
Machine: x86_64
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64'
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu'
-DCONF_VENDOR$
uname output: Linux diegom 2.6.32-5-amd64 #1 SMP Tue Jun 14 09:42:28
UTC 2011 x86_64 GNU/Linux
Machine Type: x86_64-pc-linux-gnu

Bash Version: 4.1
Patch Level: 5
Release Status: release

Description:
  Accidentally found the bug. This is what I executed:
    /bin/bash -c 'declare -r a[]=asd'



-- 
Diego Augusto Molina
diegoaugustomolina@gmail.com

ES: Por favor, evite adjuntar documentos de Microsoft Office. SerĂ¡n
desestimados.
EN: Please, avoid attaching Microsoft Office documents. They shall be discarded.
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