Brian Cully schreef op za 18-06-2022 om 19:11 [-0400]: > So, simply using ZFS in ‘kernel-loadable-modules’ would be enough > to trigger this misbehavior? That sounds like a pretty serious > issue. Would it be possible to have the substitute servers filter > on the #:substitutable flag? That's exactly what the #:substitutable flag is for (IIUC)! However, the problem is that currently, that flag isn't set for derivations that make a copy of the ZFS module. As I wrote previously: > > and IIUC, the code inside expression->initrd copies the kernel > > module into the new store item, > This is getting out of scope, though. I don't really want this > patch to go in without /some/ documentation regarding how modules > get looked up, so if anyone has an alternate module and use-case, > I'll just swap it in for the ZFS one. I don't have any. Greetings, Maxime.