[  871.559238][T12769] rb_a: entered promiscuous mode
[  871.560051][T12769] rb_b: entered promiscuous mode
[  871.566952][T12769] rb_il: entered promiscuous mode
[  871.644690][T12771] pe_a: entered promiscuous mode
[  871.646571][T12771] pe_b: entered promiscuous mode
[  871.647437][T12771] debugfs: 'prp0' already exists in 'hsr'
[  871.647720][T12771] Cannot create hsr debugfs directory
[  871.674601][T12772] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  878.345500][   T12] rb_a: left promiscuous mode
[  878.346090][   T12] rb_b: left promiscuous mode
[  878.346827][   T12] rb_il: left promiscuous mode
[  878.369591][   T12] pe_b (unregistering): left promiscuous mode
[  878.373993][   T12] pe_a (unregistering): left promiscuous mode