Re: [PATCH] Repeatable kernel crash in tty_io.c (2.5.73 & 2.4.21)

[Andrew Morton]

Hiroshi Inoue <[e-mail]> wrote:
>
> Hi, 
> 
> I found that kernel 2.5.73 (and also 2.4.21) crashed 
> in drivers/char/tty_io.c at situation described below.
> 
> 1. login to tty2 (not tty1)
> 2. start kon (Kanji cONsole emulator, console which support
>    Japanese characters)
> 3. exit kon
> 4. logout
> 
> This crash is repeatable.
> I use Redhat 9 on ThinkPad T20.

whee, it dies most gruesomely.

However I fear that your fix may not be addressing the real source of the
problem.  Why do we get to running release_mem() against a tty which isn't
on the list in the first place?  Any ideas?