[  937.983885][T11994] rb_a: entered promiscuous mode
[  937.984598][T11994] rb_b: entered promiscuous mode
[  937.985679][T11994] rb_il: entered promiscuous mode
[  938.042933][T11996] pe_a: entered promiscuous mode
[  938.043592][T11996] pe_b: entered promiscuous mode
[  938.050126][T11996] debugfs: 'prp0' already exists in 'hsr'
[  938.050289][T11996] Cannot create hsr debugfs directory
[  938.073035][T11997] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  944.716589][ T1365] rb_a: left promiscuous mode
[  944.717053][ T1365] rb_b: left promiscuous mode
[  944.717709][ T1365] rb_il: left promiscuous mode
[  944.739108][ T1365] pe_b (unregistering): left promiscuous mode
[  944.743066][ T1365] pe_a (unregistering): left promiscuous mode