Server Freezes and TPS drops

Hi guys my server is using papermc and ive been getting random server freezes for no particular reason. My timing report usually shows PacketPlayInFlying taking upwards of 600% a tick.
https://timings.aikar.co/?id=dbe9b5427f734229a9cc2c1773a2a7f2

PacketPlayInFlying is basically player movement packets, looks like somebody is spamming them