[  873.688389][T12766] rb_a: entered promiscuous mode
[  873.689289][T12766] rb_b: entered promiscuous mode
[  873.690878][T12766] rb_il: entered promiscuous mode
[  873.765310][T12768] pe_a: entered promiscuous mode
[  873.766138][T12768] pe_b: entered promiscuous mode
[  873.767963][T12768] debugfs: 'prp0' already exists in 'hsr'
[  873.768267][T12768] Cannot create hsr debugfs directory
[  873.794029][T12769] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  880.479125][T10388] rb_a: left promiscuous mode
[  880.479696][T10388] rb_b: left promiscuous mode
[  880.480714][T10388] rb_il: left promiscuous mode
[  880.508181][T10388] pe_b (unregistering): left promiscuous mode
[  880.512580][T10388] pe_a (unregistering): left promiscuous mode