> But so does calling a printing func that does IO, since it often involves system-wide locks > the only way to safely root-cause to to stash away data somewh

> But so does calling a printing func that does IO, since it often involves system-wide locks > the only way to safely root-cause to to stash away data somewhere in mem and print it later as flushes/fences/etc change behavior. Dude, I literally called that out in the root post ;).