On Wed, Apr 07, 2021 at 02:15:50PM +0200, Vlastimil Babka wrote:
> On 4/4/21 4:17 PM, Sergei Trofimovich wrote:
> > When page_poison detects page corruption it's useful to see who
> > freed a page recently to have a guess where write-after-free
> > corruption happens.
> >
> > After this change
On 4/4/21 4:17 PM, Sergei Trofimovich wrote:
> When page_poison detects page corruption it's useful to see who
> freed a page recently to have a guess where write-after-free
> corruption happens.
>
> After this change corruption report has extra page_owner data.
> Example report from real
When page_poison detects page corruption it's useful to see who
freed a page recently to have a guess where write-after-free
corruption happens.
After this change corruption report has extra page_owner data.
Example report from real corruption:
pagealloc: memory corruption
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