I've uploaded any files that might be pertinent to this, including one of the Minecraft client crash reports and the server-side logs during that window (with xuid removed for privacy). Like the OP, it is a CTD, always seemingly triggered when flying in creative mode.
RickyBeef
I've uploaded any files that might be pertinent to this, including one of the Minecraft client crash reports and the server-side logs during that window (with xuid removed for privacy). Like the OP, it is a CTD, always seemingly triggered when flying in creative mode.