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SubjectRe: 2.4.5-ac9 console NULL pointer pointer dereference
On Thu, Jun 07, Olaf Hering wrote:

> On Thu, Jun 07, Andries.Brouwer@cwi.nl wrote:
>
> > From: Olaf Hering <olh@suse.de>
> >
> > this happend with 2.4.5-ac9 with serial console on i386.
> >
> > Unable to handle kernel NULL pointer dereference0x02f8 (irq = 3) at virtual address 00000004
> > Oops: 0000
> > >>EIP; c01967c7 <poke_blanked_console+1b/5c> <=====
> >
> > Sounds like this should help:
> >
> > --- console.c~ Fri Feb 9 20:30:22 2001
> > +++ console.c Thu Jun 7 16:28:59 2001
> > @@ -2684,7 +2684,7 @@
> > void poke_blanked_console(void)
> > {
> > del_timer(&console_timer); /* Can't use _sync here: called from tasklet */
> > - if (vt_cons[fg_console]->vc_mode == KD_GRAPHICS)
> > + if (!vt_cons[fg_console] || vt_cons[fg_console]->vc_mode == KD_GRAPHICS)
> > return;
> > if (console_blanked) {
> > console_timer.function = unblank_screen_t;
>
> That was ok, but:
> ....
> INIT: Id "1" respawning too fast: disabled for 5 minutes
> INIT: Id "2" respawning too fast: disabled for 5 minutes
> INIT: Id "3" respawning too fast: disabled for 5 minutes
> INIT: Id "5" respawning too fast: disabled for 5 minutes
> INIT: Id "6" respawning too fast: disabled for 5 minutes
> INIT: Id "4" respawning too fast: disabled for 5 minutes
>
>
> Welcome to SuSE Linux 7.2 (i386) - Kernel 2.4.5-ac9 (ttyS0).
> ....

Appearently not a .config bug. Any ideas?
http://www.penguinppc.org/~olaf/bugs/245-ac9/config.gz



Gruss Olaf

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