[  877.390583][T12765] rb_a: entered promiscuous mode
[  877.391488][T12765] rb_b: entered promiscuous mode
[  877.393038][T12765] rb_il: entered promiscuous mode
[  877.456167][T12767] pe_a: entered promiscuous mode
[  877.456997][T12767] pe_b: entered promiscuous mode
[  877.457911][T12767] debugfs: 'prp0' already exists in 'hsr'
[  877.458650][T12767] Cannot create hsr debugfs directory
[  877.490041][T12768] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  884.238016][T10391] rb_a: left promiscuous mode
[  884.238625][T10391] rb_b: left promiscuous mode
[  884.239742][T10391] rb_il: left promiscuous mode
[  884.257730][T10391] pe_b (unregistering): left promiscuous mode
[  884.262703][T10391] pe_a (unregistering): left promiscuous mode