[  939.337699][T11988] rb_a: entered promiscuous mode
[  939.338392][T11988] rb_b: entered promiscuous mode
[  939.339446][T11988] rb_il: entered promiscuous mode
[  939.389892][T11990] pe_a: entered promiscuous mode
[  939.390583][T11990] pe_b: entered promiscuous mode
[  939.391345][T11990] debugfs: 'prp0' already exists in 'hsr'
[  939.391560][T11990] Cannot create hsr debugfs directory
[  939.425341][T11991] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  946.078037][ T1419] rb_a: left promiscuous mode
[  946.078513][ T1419] rb_b: left promiscuous mode
[  946.079161][ T1419] rb_il: left promiscuous mode
[  946.092405][ T1419] pe_b (unregistering): left promiscuous mode
[  946.101936][ T1419] pe_a (unregistering): left promiscuous mode