Re: 2.6.11.7 kernel panic on boot on AMD64

[Andi Kleen <ak@suse.de>]

On Fri, Apr 29, 2005 at 04:41:04PM +0200, Ruben Puettmann wrote:
> On Fri, Apr 29, 2005 at 04:32:15PM +0200, Andi Kleen wrote:
> > 
> > Hmm? saved_command_Line should have enough space to add a simple string.
> > It is a 1024bytes. Unless you already have a 1k command line it should
> > be quite ok.
> 
> Here it seems that it is 256 bytes :
> 
> init/main.c:char saved_command_line[COMMAND_LINE_SIZE];
> 
> include/asm-x86_64/setup.h:#define COMMAND_LINE_SIZE    256

Yes, only the early buffer is 1K.

> 
>  
> > Why do you think it is bogus?
> > 
> > > This is bogus appending stuff to the saved_command_line and at the same
> > > time in Rubens case it touches the late_time_init() which breakes havoc.
> > 
> > I dont agree with this patch.
> > 
> 
> The patch workes here fine. After apply the Server boots without any
> problem.

Ok. If you really had such a overlong command line it is ok.

We should probably check this condition better too and error out.


-Andi
> 
> 
>                         Ruben
> 
> -- 
> Ruben Puettmann
> ruben@puettmann.net
> http://www.puettmann.net
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