[ 1003.990055][T11889] rb_a: entered promiscuous mode
[ 1003.990905][T11889] rb_b: entered promiscuous mode
[ 1003.992086][T11889] rb_il: entered promiscuous mode
[ 1004.080862][T11892] pe_a: entered promiscuous mode
[ 1004.081743][T11892] pe_b: entered promiscuous mode
[ 1004.082660][T11892] debugfs: 'prp0' already exists in 'hsr'
[ 1004.082975][T11892] Cannot create hsr debugfs directory
[ 1004.118609][T11893] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[ 1010.881180][ T1362] rb_a: left promiscuous mode
[ 1010.887371][ T1362] rb_b: left promiscuous mode
[ 1010.888530][ T1362] rb_il: left promiscuous mode
[ 1010.899925][ T1362] pe_b (unregistering): left promiscuous mode
[ 1010.911468][ T1362] pe_a (unregistering): left promiscuous mode