panic: Bus error -- stopping myself...

[David Bateman]

Michael Friedlander wrote:
> My code is solving a sequence of least-squares problems via
>
>    x = A \ b;
>
> where A is dense and tall and getting wider by one column at each  
> iteration.  After about 50 iterations, I get the error "panic: Bus  
> error -- stopping myself..."
>
> How do I begin to diagnose the source of this problem?
>
> I'm running Octave 3.0.0 on an Intel MacBook Pro running Leopard  
> 10.5.1.  But I also confirm a similar error on a Linux box.
>
> Michael
>   
This bug report isn't really helpful as it contains no method of
regenerating the problem. In any case, I suspect the issue is with your
atlas library given the type of error you are seeing.

Please send a short example demonstrating the issue.

D.



-- 
David Bateman                                David.Bateman at motorola.com
Motorola Labs - Paris                        +33 1 69 35 48 04 (Ph) 
Parc Les Algorithmes, Commune de St Aubin    +33 6 72 01 06 33 (Mob) 
91193 Gif-Sur-Yvette FRANCE                  +33 1 69 35 77 01 (Fax) 

The information contained in this communication has been classified as: 

[x] General Business Information 
[ ] Motorola Internal Use Only 
[ ] Motorola Confidential Proprietary