[  974.856541][T11878] rb_a: entered promiscuous mode
[  974.857284][T11878] rb_b: entered promiscuous mode
[  974.858515][T11878] rb_il: entered promiscuous mode
[  974.937328][T11880] pe_a: entered promiscuous mode
[  974.938646][T11880] pe_b: entered promiscuous mode
[  974.939393][T11880] debugfs: 'prp0' already exists in 'hsr'
[  974.940006][T11880] Cannot create hsr debugfs directory
[  974.972674][T11881] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  981.762510][ T9572] rb_a: left promiscuous mode
[  981.763052][ T9572] rb_b: left promiscuous mode
[  981.763718][ T9572] rb_il: left promiscuous mode
[  981.783782][ T9572] pe_b (unregistering): left promiscuous mode
[  981.787790][ T9572] pe_a (unregistering): left promiscuous mode