@ MGMT Command: Set PHY Configuration (0x0045) plen 4 Selected PHYs: 0x6000 LE CODED TX LE CODED RX @ MGMT Event: Command Status (0x0002) plen 3 Set PHY Configuration (0x0045) Status: Unknown Command (0x01)
Notice that these are MGMT commands and events, i.e. just communication between BlueZ user space and the Linux kernel and not directly related to the controller. The Set PHY Configuration MGMT command was introduced in Linux 4.19, so it seems like you may have a too old kernel.