On Sat, Dec 10, 2016 at 11:24:26AM -0400, Joey Hess wrote: > It apparently then led to memory corruption, since git-annex created > some very bogus symlinks: > > lrwxrwxrwx 1 user user 338 Jun 17 22:36 > bup.git/objects/pack/pack-47b493a3bbbd22200d2b390c277e49ce713243cc.pack -> > *??:?;J????????? > > So, we seem to have data loss, presumably any git-annex binary built > with this ghc and used with a too old kernel. Could also affect other > haskell programs.
If the MADV_FREE is actually causing memory corruption we have two problems: 1) The upstream patch will not fix it 2) There is a serious bug in Linux < 4.5
