On Thu, 21 Sep 2023 20:23:11 +0100 Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote: > > > It isn't clear what are the user-visible effects of this flaw? Please > > > send this along and I'll paste it in. > > > > > > User may notice that mas_prev() or mas_next() calls that result in going > > outside of the limit passed to the call will cause incorrect returns on > > subsequent calls using that maple state, such as mas_find() skipping an > > entry. > > When Andrew says "User visible" he means "userspace visible". Not > "in kernel user visible". What are the _consequences_. Thanks ;) We have a Link: (https://gist.github.com/heatd/85d2971fae1501b55b6ea401fbbe485b) but it takes us to the reproducer code. If it took us to Pedro's initial bug report then the sun would shine and birds would sing.
