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SubjectRe: [PATCH] include/linux/posix_acl.h: need 'return NULL' when BUG(), if neither CONFIG_BUG nor HAVE_ARCH_BUG is defined.
On Tue, May 21, 2013 at 09:51:57AM +0800, Chen Gang wrote:
> On 05/21/2013 12:31 AM, Russell King - ARM Linux wrote:
> > On Mon, May 20, 2013 at 07:40:24AM -0700, Eric W. Biederman wrote:
> >> Seriously? The correct fix it would seem is to give a useful default BUG
> >> definition. Say *NULL.
> >
> > Absolutely.
> >
> > The real question is... how is this happening. I've seen it occasionally
> > in the randconfig builds - though I don't have any logs to hand which
> > show that in the build system at the moment. So, looking at the files:
> >
>
> Maybe it is my fault for the incorrect configuration.
>
> My operation:
> make EXTRA_CFLAGS=-W ARCH=arm randconfig
> make EXTRA_CFLAGS=-W ARCH=arm menuconfig
> set 'arm-linux-gnu-' as cross compiler prefix.
> select "MMU-based Paged Memory" in "System Type".
> select "Samsung S5PV210/S5PC110" in "ARM System type"
> make EXTRA_CFLAGS=-W ARCH=arm
> ...
>
> In menuconfig, I do not touch the "S5PV210 Machines" or "S5PC110
> Machines" in "System Type", and no machines will be chosen as default.

You know, telling us that you're using a random configuration to produce
a problem and not providing the actual configuration file is utterly
insane. How many iterations do you think it might take to generate a
random configuration which shows the same problem you're seeing?


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