[ 1005.903299][T12012] rb_a: entered promiscuous mode
[ 1005.904800][T12012] rb_b: entered promiscuous mode
[ 1005.906021][T12012] rb_il: entered promiscuous mode
[ 1005.980952][T12014] pe_a: entered promiscuous mode
[ 1005.982061][T12014] pe_b: entered promiscuous mode
[ 1005.983024][T12014] debugfs: 'prp0' already exists in 'hsr'
[ 1005.983320][T12014] Cannot create hsr debugfs directory
[ 1006.011895][T12015] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[ 1012.787541][  T261] rb_a: left promiscuous mode
[ 1012.788148][  T261] rb_b: left promiscuous mode
[ 1012.790539][  T261] rb_il: left promiscuous mode
[ 1012.828613][  T261] pe_b (unregistering): left promiscuous mode
[ 1012.833392][  T261] pe_a (unregistering): left promiscuous mode