[  971.249260][T11989] rb_a: entered promiscuous mode
[  971.249955][T11989] rb_b: entered promiscuous mode
[  971.251413][T11989] rb_il: entered promiscuous mode
[  971.309532][T11991] pe_a: entered promiscuous mode
[  971.315579][T11991] pe_b: entered promiscuous mode
[  971.316250][T11991] debugfs: 'prp0' already exists in 'hsr'
[  971.316427][T11991] Cannot create hsr debugfs directory
[  971.340000][T11992] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  978.095522][T11313] rb_a: left promiscuous mode
[  978.096270][T11313] rb_b: left promiscuous mode
[  978.097382][T11313] rb_il: left promiscuous mode
[  978.120957][T11313] pe_b (unregistering): left promiscuous mode
[  978.125772][T11313] pe_a (unregistering): left promiscuous mode