Re: Ctrl+Enter eats RAM

[Chet Ramey]

> Machine Type: i686-pc-linux-gnu
> 
> Bash Version: 2.05b
> Patch Level: 0
> Release Status: release
> 
> Description:
>       Ctrl+Enter causes BASH to eat RAM until it is killed. While it is 
> eating RAM, the system slows to a nearly frozen state.
> 
> Repeat-By:
>       Press Ctrl+Enter... it only happens the first time or you need to wait 
> a while though I think


ftp://ftp.cwru.edu/pub/bash/bash-2.05b-patches/bash205b-001

                             BASH PATCH REPORT
                             =================

Bash-Release: 2.05b
Patch-ID: bash205b-001

Bug-Reported-by:    taviso@sdf.lonestar.org
Bug-Reference-ID:   <200208021107.g72B723d021352@darkstar.example.net>
Bug-Reference-URL:  
http://mail.gnu.org/pipermail/bug-bash/2002-August/004980.html

Bug-Description:

Bash goes into an infinite loop and eventually crashes with a SIGSEGV
when some keys on the numeric keypad are pressed, possibly in combination
with the shift key.

Patch:

*** ../bash-2.05b/lib/readline/bind.c   Thu Jan 24 11:15:52 2002
--- lib/readline/bind.c Wed Jul 31 09:11:18 2002
***************
*** 312,316 ****
             and the function bound  to `a' to be executed when the user
             types `abx', leaving `bx' in the input queue. */
!         if (k.function /* && k.type == ISFUNC */)
            {
              map[ANYOTHERKEY] = k;
--- 312,316 ----
             and the function bound  to `a' to be executed when the user
             types `abx', leaving `bx' in the input queue. */
!         if (k.function && ((k.type == ISFUNC && k.function != 
rl_do_lowercase_version) || k.type == ISMACR))
            {
              map[ANYOTHERKEY] = k;

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet )

Chet Ramey, ITS, CWRU    chet@po.CWRU.Edu    http://cnswww.cns.cwru.edu/~chet/