[  972.987932][T11888] rb_a: entered promiscuous mode
[  972.988736][T11888] rb_b: entered promiscuous mode
[  972.990193][T11888] rb_il: entered promiscuous mode
[  973.060983][T11890] pe_a: entered promiscuous mode
[  973.061733][T11890] pe_b: entered promiscuous mode
[  973.062525][T11890] debugfs: 'prp0' already exists in 'hsr'
[  973.062798][T11890] Cannot create hsr debugfs directory
[  973.101999][T11891] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  979.784052][ T1363] rb_a: left promiscuous mode
[  979.784893][ T1363] rb_b: left promiscuous mode
[  979.785906][ T1363] rb_il: left promiscuous mode
[  979.806146][ T1363] pe_b (unregistering): left promiscuous mode
[  979.812189][ T1363] pe_a (unregistering): left promiscuous mode