Re: [bug] mm/slab.c boot crash in -git, "kernel BUG at mm/slab.c:2103!"

[Pekka Enberg]

Hi Ingo,

On Fri, Apr 11, 2008 at 10:41 AM, Ingo Molnar <mingo@xxxxxxx> wrote:
>  our x86.git randconfig auto-qa found a mm/slab.c early-bootup crash in
>  mainline that got introduced since v2.6.24.
>
>   http://redhat.com/~mingo/misc/log-Thu_Apr_10_10_41_16_CEST_2008.bad
>   http://redhat.com/~mingo/misc/config-Thu_Apr_10_10_41_16_CEST_2008.bad
>
>  Note, the very same bzImage does not crash on other testboxes - only on
>  this 8-way box with 4GB of RAM.
>
>  i tried a "use v2.6.24's slab.c" revert (with a few API fixes needed for
>  it to build on .25) but that didnt solve the problem either.

As mentioned privately, I suspect it's the page allocator changes that
went into 2.6.24. Mel, Christoph, any ideas?
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