Crash Override

Found a side-channel that lets containers communicate across isolation boundaries. No shared volumes, network, or privileges. Just POSIX advisory locks on /proc/self/ns/time. Built a working cross-container IRC chat to demonstrate. Works on default Docker/K8s.

h4x0r.org/funreliable/

C macros: where adding one level of indirection either fixes everything or summons Cthulhu. There is no in-between.The complete journey from "this should be easy" to "why won't this thing just COUNT"

h4x0r.org/big-mac-ro-att…

❌ No type safety
❌ No argument count
❌ Can’t wrap one vararg API in another
❌ Can’t push/pop args or introspect

You're stuck in a model where the caller has to be perfect. That’s not an interface, it's an improv show with segfaults.

h4x0r.org/vargs/

Donuts used to be our favorite rings, but a lock-free multi-reader, multi-writer ring buffer? 😙🤌

🔗 eu1.hubs.ly/H0mzYpH0

The Art of Multiprocessor Programming, 2nd Ed (2021): 500 pages, no mention of futex. That’s our review. Maybe it was meant to be a history book, not a CS text? 🧵h4x0r.org/futex/