[  974.351389][T11985] rb_a: entered promiscuous mode
[  974.352163][T11985] rb_b: entered promiscuous mode
[  974.353601][T11985] rb_il: entered promiscuous mode
[  974.415931][T11987] pe_a: entered promiscuous mode
[  974.416804][T11987] pe_b: entered promiscuous mode
[  974.417553][T11987] debugfs: 'prp0' already exists in 'hsr'
[  974.417787][T11987] Cannot create hsr debugfs directory
[  974.448205][T11988] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  981.121735][ T1356] rb_a: left promiscuous mode
[  981.129118][ T1356] rb_b: left promiscuous mode
[  981.129970][ T1356] rb_il: left promiscuous mode
[  981.146742][ T1356] pe_b (unregistering): left promiscuous mode
[  981.153569][ T1356] pe_a (unregistering): left promiscuous mode