Worked on stabilizing the RNG subsystem within the containers/libkrun repository, focusing on a critical bug fix that addressed event processing for the RNG virtio device when inactive. Applied expertise in Rust, event-driven programming, and system programming to ensure that events are now queued only when the device is active, effectively preventing panics and reducing downtime for entropy-dependent workloads. The approach emphasized targeted changes with minimal surface area, maintaining clear code ownership and reliability. This work improved the stability of RNG event handling, minimizing operational risk and enhancing the dependability of containerized systems that rely on secure random number generation.