Re: [mm] BUG: unable to handle kernel paging request at c2446ffc

From: Joonsoo Kim
Date: Tue Dec 02 2014 - 20:10:35 EST

On Mon, Dec 01, 2014 at 09:04:17PM -0800, Fengguang Wu wrote:
> > Hello, Fengguang.
> >
> > First of all, thanks for reporting!
> > It always helps me a lot.
> >
> > But, in this time, I can't reproduce this failure with your attached
> Judging from the bisect log, it showed up once per 26 boots, so may
> not be easy to reproduce. The other bisect below looks easier to
> reproduce.
> > configuration. Instead of this failure, sometimes, OOM happens in my
> > testing with your configuration. I don't know why it happens. :)
> Yes, it's not really obvious how the change will be related to this BUG.
> > Could you have another configuration to trigger this bug?
> Sure. Below is another bisect result.

Hello, Fengguang.

Great! I can reproduce the problem with you another bisect result.
Thanks a lot!
Will send the fix to Andrew.


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