Re: [PROBLEM] 2.6.22-rc2 panics on x86-64 with slub

[Hugh Dickins]

On Mon, 21 May 2007, Christoph Lameter wrote:
> On Mon, 21 May 2007, Jens Axboe wrote:
> 
> > I can test whatever you want tomorrow morning, it was 100% repeatable
> > here. So which one, your patch or Hughs?
> 
> This was an effect of me suggesting to switch off CONFIG_SLUB_DEBUG. If 
> you did not run without CONFIG_SLUB_DEBUG then you were not affected by 
> the problem. And the earlier case that you reported was a version of SLUB 
> that did not have the capability to switch off SLUB_DEBUG.

Are you sure?  If CONFIG_EMBEDDED=y then -rc1 and -rc2 give you the
choice to turn it off.

> Is there any way we can boot with "slub_debug" on the kernel command line 
> and get early printk output? Looks like an early failure that may have to 
> do with other kernel debug options being on (lockdep or so?)
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