[  936.384976][T11879] rb_a: entered promiscuous mode
[  936.385769][T11879] rb_b: entered promiscuous mode
[  936.387251][T11879] rb_il: entered promiscuous mode
[  936.442348][T11881] pe_a: entered promiscuous mode
[  936.449022][T11881] pe_b: entered promiscuous mode
[  936.449815][T11881] debugfs: 'prp0' already exists in 'hsr'
[  936.450081][T11881] Cannot create hsr debugfs directory
[  936.474479][T11882] prp0: Slave A (pe_a) is not up; please bring it up to get a fully working HSR network
[  943.151832][   T72] rb_a: left promiscuous mode
[  943.152439][   T72] rb_b: left promiscuous mode
[  943.160278][   T72] rb_il: left promiscuous mode
[  943.175248][   T72] pe_b (unregistering): left promiscuous mode
[  943.185515][   T72] pe_a (unregistering): left promiscuous mode