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* Re: 2.4.5-ac9 console NULL pointer pointer dereference
@ 2001-06-07 15:59 Andries.Brouwer
  0 siblings, 0 replies; 6+ messages in thread
From: Andries.Brouwer @ 2001-06-07 15:59 UTC (permalink / raw)
  To: Andries.Brouwer, olh; +Cc: alan, linux-kernel

>> INIT: Id "1" respawning too fast: disabled for 5 minutes

> Any ideas?

Instead of asking the world, why not read the man page?
If inittab has mingetty, then the man page says:

  Unlike agetty(8), mingetty  is  not  suitable  for  serial lines.

Andries

^ permalink raw reply	[flat|nested] 6+ messages in thread
* Re: 2.4.5-ac9 console NULL pointer pointer dereference
  2001-06-07 13:40 Olaf Hering
@ 2001-06-07 17:12 ` James Simmons
  0 siblings, 0 replies; 6+ messages in thread
From: James Simmons @ 2001-06-07 17:12 UTC (permalink / raw)
  To: Olaf Hering; +Cc: linux-kernel


> this happend with 2.4.5-ac9 with serial console on i386.
> 
> Full boot log and config can be found here:
> http://www.penguinppc.org/~olaf/bugs/245-ac9/

I can't seem to download those files. It complains they are not gz files.
Could you send me those files. Thanks!


^ permalink raw reply	[flat|nested] 6+ messages in thread
* Re: 2.4.5-ac9 console NULL pointer pointer dereference
  2001-06-07 14:56 ` Olaf Hering
@ 2001-06-07 15:22   ` Olaf Hering
  0 siblings, 0 replies; 6+ messages in thread
From: Olaf Hering @ 2001-06-07 15:22 UTC (permalink / raw)
  To: Andries.Brouwer; +Cc: linux-kernel, alan

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

-- 
 $ man clone

BUGS
       Main feature not yet implemented...

^ permalink raw reply	[flat|nested] 6+ messages in thread
* Re: 2.4.5-ac9 console NULL pointer pointer dereference
  2001-06-07 14:36 Andries.Brouwer
@ 2001-06-07 14:56 ` Olaf Hering
  2001-06-07 15:22   ` Olaf Hering
  0 siblings, 1 reply; 6+ messages in thread
From: Olaf Hering @ 2001-06-07 14:56 UTC (permalink / raw)
  To: Andries.Brouwer; +Cc: linux-kernel, alan

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).
....



Hmm, perhaps a config option...
So, lets try  usb printing now.





Gruss Olaf

-- 
 $ man clone

BUGS
       Main feature not yet implemented...

^ permalink raw reply	[flat|nested] 6+ messages in thread
* Re: 2.4.5-ac9 console NULL pointer pointer dereference
@ 2001-06-07 14:36 Andries.Brouwer
  2001-06-07 14:56 ` Olaf Hering
  0 siblings, 1 reply; 6+ messages in thread
From: Andries.Brouwer @ 2001-06-07 14:36 UTC (permalink / raw)
  To: linux-kernel, olh; +Cc: alan

    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;

Andries

^ permalink raw reply	[flat|nested] 6+ messages in thread
* 2.4.5-ac9 console NULL pointer pointer dereference
@ 2001-06-07 13:40 Olaf Hering
  2001-06-07 17:12 ` James Simmons
  0 siblings, 1 reply; 6+ messages in thread
From: Olaf Hering @ 2001-06-07 13:40 UTC (permalink / raw)
  To: linux-kernel

Hi,

this happend with 2.4.5-ac9 with serial console on i386.

Full boot log and config can be found here:
http://www.penguinppc.org/~olaf/bugs/245-ac9/


ksymoops 2.4.1 on i686 2.4.6-pre1.  Options used
     -v /usr/src/OLAF/linux-2.4.5-ac9/vmlinux (specified)
     -K (specified)
     -L (specified)
     -O (specified)
     -m /usr/src/OLAF/linux-2.4.5-ac9/System.map (specified)

 WARNING: unexpectC, please mail
cpu: 0, clocks: 1001790, slice: 500895
ttyS1 at Unable to handle kernel NULL pointer dereference0x02f8 (irq = 3) at virtual address 00000004
Oops: 0000
CPU:    0
EIP:    0010:[<c01967c7>]
Using defaults from ksymoops -t elf32-i386 -a i386
EFLAGS: 00010282
eax: 00000000   ebx: c1231fa4   ecx: 00000202   edx: 00000000
esi: c1231fa4   edi: c1230332   ebp: c1230000   esp: c1231f8c
ds: 0018   es: 0018   ss: 0018
Process keventd (pid: 2, stackpage=c1231000)
Stack: c0195a67 c1231fa4 c0119a5c 00000000 c1230650 c1231fe0 c025a5c4 c025a5c4 
       c0120f97 c0252d20 00000700 c123ffc4 00000000 0008e000 c1230650 c1230640 
       00000001 00000000 00000000 00010000 00000000 00000000 c1230000 c0252d2c 
Call Trace: [<c0195a67>] [<c0119a5c>] [<c0120f97>] [<c01056cc>] 
Code: 80 78 04 01 74 39 83 3d 00 43 2d c0 00 74 11 a1 88 52 2c c0 

>>EIP; c01967c7 <poke_blanked_console+1b/5c>   <=====
Trace; c0195a67 <console_callback+5f/b0>
Trace; c0119a5c <__run_task_queue+60/74>
Trace; c0120f97 <context_thread+127/1c4>
Trace; c01056cc <kernel_thread+28/38>
Code;  c01967c7 <poke_blanked_console+1b/5c>
00000000 <_EIP>:
Code;  c01967c7 <poke_blanked_console+1b/5c>   <=====
   0:   80 78 04 01               cmpb   $0x1,0x4(%eax)   <=====
Code;  c01967cb <poke_blanked_console+1f/5c>
   4:   74 39                     je     3f <_EIP+0x3f> c0196806 <poke_blanked_console+5a/5c>
Code;  c01967cd <poke_blanked_console+21/5c>
   6:   83 3d 00 43 2d c0 00      cmpl   $0x0,0xc02d4300
Code;  c01967d4 <poke_blanked_console+28/5c>
   d:   74 11                     je     20 <_EIP+0x20> c01967e7 <poke_blanked_console+3b/5c>
Code;  c01967d6 <poke_blanked_console+2a/5c>
   f:   a1 88 52 2c c0            mov    0xc02c5288,%eax




Gruss Olaf

-- 
 $ man clone

BUGS
       Main feature not yet implemented...

^ permalink raw reply	[flat|nested] 6+ messages in thread
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2001-06-07 15:59 2.4.5-ac9 console NULL pointer pointer dereference Andries.Brouwer
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2001-06-07 14:36 Andries.Brouwer
2001-06-07 14:56 ` Olaf Hering
2001-06-07 15:22   ` Olaf Hering
2001-06-07 13:40 Olaf Hering
2001-06-07 17:12 ` James Simmons

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