Ryan Lahfa <ryan@xxxxxxxxx> wrote: > Here is how to reproduce it: > > $ git clone https://gerrit.lix.systems/lix > $ cd lix > $ git fetch https://gerrit.lix.systems/lix refs/changes/29/3329/8 && git checkout FETCH_HEAD > $ nix-build -A hydraJobs.tests.local-releng How do I build and run this on Fedora is the problem :-/ > [1]: https://gist.dgnum.eu/raito/3d1fa61ebaf642218342ffe644fb6efd Looking at this, it looks very much like a page may have been double-freed. Just to check, what are you using 9p for? Containers? And which transport is being used, the virtio one? David