AC68 with multiple bridge devices kills wifi

I was able to segment my wired network into vlans with no problem. When I bring up the vlan interface with an address it works fine. If I create an new bridge device, add the vlan to it and bring up the bridge with the same address, the wifi connection gets weird. 50% loos of pings, not really usable. The wired remains OK though.

I was trying to move the SSIDs onto the new bridges and it seemingly worked OK but didn't function.t Even stripped to just a new vlain in a new bridge, without...

AC68 with multiple bridge devices kills wifi