A week before the BattleMesh v9, we made a short presentation at the regular Funkfeuer meeting in Vienna. We had the pleasure to meet, among others, Paul and Clemens, which were planning to come to the BattleMesh v9.
When the testbed was almost ready, routers started going into a reboot loop. I stayed overnight to debug the issue, and concluded it was the BATMAN-Adv module crashing, producing a kernel panic. Sitting right next to me, Linus reported the crash and it was promptly fixed by the devel team on the following day