BusyBox 1.2.1 piping issue

[Mike Frysinger]

On Wednesday 04 April 2007, Denis Vlasenko wrote:
> On Wednesday 04 April 2007 20:42, Coleman Brumley wrote:
> > Hello.
> >
> > I'm having an issue with BusyBox v1.21 and piping.  It seems as though
> > piping is causing busybox to restart/crash.
> >
> > For example:
> > /# echo abcd | grep a
> >
> >
> > BusyBox v1.2.1 (2007.03.26-18:36+0000) Built-in shell (ash)
> > Enter 'help' for a list of built-in commands./
> >
> > Has anyone run into this or anything similar?
>
> Did you test later versions?  Do you have strace output 
> of misbehaving command?
>
> strace -f -o file.log ./busybox ash -c 'echo abcd | grep a'
>
> .config? On which arch are you? Does it happen on i386?

heh, actually we just noticed this ourselves with busybox 1.4.2 on blackfin:
echo "" | grep .
grep seems to crash
-mike
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