On Fri, Jan 4, 2013 at 1:01 PM, Borislav Petkov <b...@alien8.de> wrote:
> On Thu, Jan 03, 2013 at 04:48:40PM -0800, Yinghai Lu wrote:
>> static int init_pgtable(struct kimage *image, unsigned long start_pgtable)
>> {
>> + struct x86_mapping_info info = {
>> + .alloc_pgt_page = alloc_pgt_page,
>> + .context = image,
>> + .pmd_flag = __PAGE_KERNEL_LARGE_EXEC,
>> + };
>
> This is leaving ->kernel_mapping uninitialized to contain a random,
> previous stack value. I don't think we want that.
that should be initialized to false by default.
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