[ 1033.454258][T11996] rb_a: entered promiscuous mode
[ 1033.455518][T11996] rb_b: entered promiscuous mode
[ 1033.458884][T11996] rb_il: entered promiscuous mode
[ 1033.520587][T11998] pe_a: entered promiscuous mode
[ 1033.521310][T11998] pe_b: entered promiscuous mode
[ 1033.522120][T11998] debugfs: 'prp0' already exists in 'hsr'
[ 1033.522771][T11998] Cannot create hsr debugfs directory
[ 1033.555677][T11999] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[ 1040.209680][ T1356] rb_a: left promiscuous mode
[ 1040.210166][ T1356] rb_b: left promiscuous mode
[ 1040.211033][ T1356] rb_il: left promiscuous mode
[ 1040.223822][ T1356] pe_b (unregistering): left promiscuous mode
[ 1040.226728][ T1356] pe_a (unregistering): left promiscuous mode