[CRIU] More uffd related questions (Error (page-read.c:128): Missing 7fff408d8000 in parent pagemap)

[Adrian Reber]

On Mon, Nov 30, 2015 at 12:24:35PM +0300, Pavel Emelyanov wrote:
> On 11/27/2015 05:51 PM, Adrian Reber wrote:
> > In addition to the pages requested via uffd I am now copying the not
> > requested pages into the process using uffd.
> > 
> > The first part is waiting for requests from uffd and tracking which pages
> > have been transferred and once this part has finished I am switching to
> > 'copy-the-rest' mode. I am going through my list of pages and I am now
> > copying each page into the process using uffd.
> > 
> > This works for the first two pages in my list but seeking to the third page
> > fails with in seek_pagemap_page():
> > 
> > (05.009260) Error (page-read.c:128): Missing 7fff408d8000 in parent pagemap, current iov: base=7fff408d9000,len=12288
> 
> Hm... Do you use the recent head? I've introduced this bug about 2-3 weeks
> ago and have fixed it some days later :)

Which commit did fix this again? So that I can check if I am using the
version with or without the fix?

		Adrian