Re: [discuss] mmap, mbind and write to mmap'ed memory crashes 2.6.16-rc1[2] on 2 node X86_64

[Andi Kleen <ak@suse.de>]

On Wednesday 08 February 2006 00:27, Ray Bryant wrote:
> On Tuesday 07 February 2006 10:49, Christoph Lameter wrote:
> > On Tue, 7 Feb 2006, Bharata B Rao wrote:
> > > I can still crash my x86_64 box with Christoph's program.
> >
> > So it looks like the problem is arch specific. Test program runs fine on
> > ia64.
> >
> > > page = 0xffffffffffffffd8
> > > &page->lru = 0000000000000000
> >
> > Yup lru field overwritten as I thought.
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> For what it is worth:
> 
> Christoph's test program runs fine on my 32 GB, 4 socket, 8 core Opteron 64 

Opteron 64? A new exciting upcomming product? @)

> box with 2.6.16-rc1.

Yes it also works on my test box and also some other simple tests with MPOL_BIND. 
But we had similar reports on two different systems, so there's very likely a problem.
Just need to reproduce it somehow. 

-Andi