Re: kernel BUG at mm/slab.c:1488! (2.6.13.2)

[Manfred Spraul]

Andrew Morton wrote:

> Davi Arnaut <davi.lkml@xxxxxxxxx> wrote:
>  
>
> > > It seems that something still tries to load the ext3 module, and I get the
> > > BUG seen below.  If I remove the ext3 module and re-build the initrd,
> > > the error goes away.
> >    
>
> Yes, I think the kernel is overreacting here.
>
> Manfred, what sayest thou?
>
> (nb: untested)
>
>  
It looks goot, it doesn't crash on boot

> Notes:
>
> - Swaps the ranking of cache_chain_sem and lock_cpu_hotplug().  Doesn't seem
>  important.
>
>  
Correct. It might even allow a further cleanup: Since both 
cpuup_callback and kmem_cache_create now runs entirely under 
cache_chain_sem, it could be possible to remove lock_cpu_hotplug() entirely.

> Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
>  
Signed-off-by: Manfred Spraul <manfred@xxxxxxxxxxxxxxxx>

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