[  968.139911][T11986] rb_a: entered promiscuous mode
[  968.141160][T11986] rb_b: entered promiscuous mode
[  968.148968][T11986] rb_il: entered promiscuous mode
[  968.209187][T11988] pe_a: entered promiscuous mode
[  968.209931][T11988] pe_b: entered promiscuous mode
[  968.210791][T11988] debugfs: 'prp0' already exists in 'hsr'
[  968.211025][T11988] Cannot create hsr debugfs directory
[  968.243190][T11989] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  974.924622][ T1359] rb_a: left promiscuous mode
[  974.925138][ T1359] rb_b: left promiscuous mode
[  974.925856][ T1359] rb_il: left promiscuous mode
[  974.938347][ T1359] pe_b (unregistering): left promiscuous mode
[  974.943566][ T1359] pe_a (unregistering): left promiscuous mode