[  971.947500][T11896] rb_a: entered promiscuous mode
[  971.948376][T11896] rb_b: entered promiscuous mode
[  971.949550][T11896] rb_il: entered promiscuous mode
[  972.023332][T11898] pe_a: entered promiscuous mode
[  972.024149][T11898] pe_b: entered promiscuous mode
[  972.025081][T11898] debugfs: 'prp0' already exists in 'hsr'
[  972.025354][T11898] Cannot create hsr debugfs directory
[  972.058570][T11899] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  978.757261][ T1384] rb_a: left promiscuous mode
[  978.758024][ T1384] rb_b: left promiscuous mode
[  978.759236][ T1384] rb_il: left promiscuous mode
[  978.779605][ T1384] pe_b (unregistering): left promiscuous mode
[  978.790721][ T1384] pe_a (unregistering): left promiscuous mode