bash crashed with SIGABRT in programming_error()

[Steve Langasek]

Reproducible crash with bash 4.3 by typing '!' at the commandline.

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: bash 4.3-2ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-12.32-generic 3.13.4
Uname: Linux 3.13.0-12-generic x86_64
ApportVersion: 2.13.3-0ubuntu1
Architecture: amd64
CrashCounter: 1
CurrentDesktop: Unity
Date: Wed Mar 19 09:38:15 2014
ExecutablePath: /bin/bash
InstallationDate: Installed on 2010-09-24 (1272 days ago)
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
ProcCmdline: bash
Signal: 6
SourcePackage: bash
StacktraceTop:
 programming_error ()
 ?? ()
 sh_xrealloc ()
 ?? ()
 ?? ()
Title: bash crashed with SIGABRT in programming_error()
UpgradeStatus: Upgraded to trusty on 2013-10-23 (147 days ago)
UserGroups: adm admin cdrom dialout libvirtd lpadmin mythtv plugdev sambashare src sudo

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1294669, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.

[Steve Langasek (vorlon)]

This a crasher in bash 4.3 reproducible by typing '!' at the commandline. It is a regression vs. bash 4.2-5ubuntu3.

Rebuilding bash 4.2-5ubuntu3 with current toolchain in trusty doesn't trigger the problem, so it appears to be a source bug in bash 4.3.