[  977.225787][T11874] rb_a: entered promiscuous mode
[  977.226502][T11874] rb_b: entered promiscuous mode
[  977.233038][T11874] rb_il: entered promiscuous mode
[  977.302039][T11876] pe_a: entered promiscuous mode
[  977.312595][T11876] pe_b: entered promiscuous mode
[  977.313321][T11876] debugfs: 'prp0' already exists in 'hsr'
[  977.313504][T11876] Cannot create hsr debugfs directory
[  977.338580][T11877] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  984.015787][ T1407] rb_a: left promiscuous mode
[  984.016273][ T1407] rb_b: left promiscuous mode
[  984.016952][ T1407] rb_il: left promiscuous mode
[  984.035178][ T1407] pe_b (unregistering): left promiscuous mode
[  984.040453][ T1407] pe_a (unregistering): left promiscuous mode