On Sun, 2023-12-31 at 20:59 +0000, Matthew Wilcox wrote: > On Sat, Dec 30, 2023 at 10:23:26AM -0500, Genes Lists wrote: > > Apologies in advance, but I cannot git bisect this since machine > > was > > running for 10 days on 6.6.8 before this happened. > > This problem simply doesn't make sense. There's just no way we shoud > be > able to get a not-uptodate folio into the page tables. We do have > one > pending patch which fixes a situation in which we can get some very > odd-looking situations due to reusing a page which has been freed. > I appreciate your ability to reproduce this is likely nil, but if you > could add > > https://lore.kernel.org/all/20231220214715.912B4C433CA@xxxxxxxxxxxxxx > g/ > > to your kernel, it might make things more stable for you. > Ok looks like that's in mainline - machine is now running 6.7.0-rc7 - unless you prefer I patch 6.6.8 with above and change to that. thanks and sorry about bringing up wacky problem. gene