On Sat, Nov 13, 2021 at 08:19:12AM -0500, Tim Lewis wrote:

...

commit 8615ff6dd1ac9e01b6fcf0fc0652353f79f524ed Author: Yang Shi shy828301@gmail.com Date: Thu Oct 28 14:36:11 2021 -0700

mm: filemap: check if THP has hwpoisoned subpage for PMD page fault

commit eac96c3efdb593df1a57bb5b95dbe037bfa9a522 upstream.

For the sake of testing, other than this breaking systemd-journal, postgresql is another service that would hang forever with 100% CPU, on arm64 (odroid-c4) using Ubuntu 20.04.

Thanks, this commit was dropped from this release.

greg k-h