[  921.475819][T11881] rb_a: entered promiscuous mode
[  921.476546][T11881] rb_b: entered promiscuous mode
[  921.478155][T11881] rb_il: entered promiscuous mode
[  921.545267][T11883] pe_a: entered promiscuous mode
[  921.551235][T11883] pe_b: entered promiscuous mode
[  921.551961][T11883] debugfs: 'prp0' already exists in 'hsr'
[  921.552144][T11883] Cannot create hsr debugfs directory
[  921.577300][T11884] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  928.251661][T11628] rb_a: left promiscuous mode
[  928.252149][T11628] rb_b: left promiscuous mode
[  928.252849][T11628] rb_il: left promiscuous mode
[  928.267860][T11628] pe_b (unregistering): left promiscuous mode
[  928.271618][T11628] pe_a (unregistering): left promiscuous mode