Re: 2.6.11-rc2-mm1 strange messages

[Len Brown]

On Tue, 2005-01-25 at 13:28, Andrew Morton wrote:
> Norbert Preining <preining@xxxxxxxx> wrote:
> >
> > ACPI: DSDT (v001 ACER   IBIS     0x20020930 MSFT 0x0100000e) @
> 0x00000000
> >  Built 1 zonelists
> >  __iounmap: bad address c00fffd9
> 
> Can you please add this?
> 
> --- 25/arch/i386/mm/ioremap.c~iounmap-debugging 2005-01-25
> 10:26:29.448809152 -0800
> +++ 25-akpm/arch/i386/mm/ioremap.c      2005-01-25 10:27:07.054092280
> -0800
> @@ -233,7 +233,8 @@ void iounmap(volatile void __iomem *addr
>                 return; 
>         p = remove_vm_area((void *) (PAGE_MASK & (unsigned long
> __force) addr));
>         if (!p) { 
> -               printk("__iounmap: bad address %p\n", addr);
> +               printk("iounmap: bad address %p\n", addr);
> +               dump_stack();
>                 return;
>         }
>  
> _
> 

Better yet, can you please add this?

http://lkml.org/lkml/2005/1/3/136


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