Messages in this thread | | | From | Muchun Song <> | Date | Tue, 14 Apr 2020 17:56:02 +0800 | Subject | Re: [External] Re: [PATCH v2] mm/ksm: Fix NULL pointer dereference when KSM zero page is enabled |
| |
On Tue, Apr 14, 2020 at 5:17 PM Markus Elfring <Markus.Elfring@web.de> wrote: > > > to crash when we access vma->vm_mm(its offset is 0x40) later in > > Will another fine-tuning become relevant also for this wording? >
Sorry, I don't understand what this means because of my poor English. Could you explain it again. Thanks.
> > > following calltrace is captured in kernel 4.19 with KSM zero page > > Can the mentioned Linux version trigger any special software > development concerns? > > Will any other tags become helpful in such a case?
How about changing "following calltrace is captured in kernel 4.19 with KSM zero page" to "The following calltrace is captured with the following patch applied: e86c59b1b12d ("mm/ksm: improve deduplication of zero pages with colouring") " ?
-- Yours, Muchun
| |