On 10/3/07, Matt Mackall <mpm@selenic.com> wrote:
quoted text
> Well I can see no reason why the vma we just got to by the mm->mmap
> would have a vm_mm != mm, but I've certainly been wrong before.
>
> Try changing it to:
>
>         for (vma = mm->mmap; vma; vma = vma->vm_next)
>                 if (!is_vm_hugetlb_page(vma)) {
>                         if (vma->vm_mm != mm)
>                                 printk("WTF: vma->vm_mm %p mm %p\n",
>                                         vma->vm_mm, mm);
>                         walk_page_range(vma->vm_mm, vma->vm_start, vma->vm_end,
>                                         &clear_refs_walk, vma);
>         }

You were right.
I was able to trigger the error with above printk added, but nothing
was written to the syslog.

So now I'm rather out of ideas what to test... :(

Torsten
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