[BusyBox] shell instabilities

[Matt Kraai]

On Fri, Apr 06, 2001 at 09:13:49AM -0700, Ralph Jones wrote:
> It seems much more stable now.  Great.  I could not get it to crash through normal use.  Nevertheless I can get it to crash when trying to mount or unmount things when the /proc fs was not mounted (I use proc and not /etc/mtab or your kernel devps patch).
> 
> In my startup script, I had the following:
> 
>   mount -t proc proc /proc
>   mount -n -o remount,rw /
>   mount -f /
>   mount  /dev/pts
>   mount  /mnt/flash1
> 
> This caused the shell to crash 4 out of 5 times.  (Note. a simple "mount -a" also caused the shell to crash almost every time).  When I put a 1 second sleep after the proc mount, it works all the time.  (I probably don't need the initial -n mount on the root fs, if proc is mounted, but I haven't bothered trying it out yet.)  
> 
> I put some echos in this script to see where it was crashing and sometimes it would crash earlier and sometimes a few commands later.  

Would you be willing instrument the shell with printfs to
determine where it crashes?

Matt