On Wed, Apr 11, 2012 at 11:48 AM, Michal Hocko <mhocko@xxxxxxx> wrote:
>
> I am not familiar with the code much but a trivial call chain walk up to
> write_dev_supers (in btrfs) shows that we do not check for the return value
> from __getblk so we would nullptr and there might be more.
> I guess these need some treat before the BUG might be removed, right?
Well, realistically, isn't BUG() as bad as a NULL pointer dereference?
Do you care about the exact message on the screen when your machine dies?
Linus
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