[  720.221377][ T3663] ip (3663) used greatest stack depth: 23600 bytes left
[  720.341452][ T3667] vethA: entered promiscuous mode
[  720.342303][ T3667] vethB: entered promiscuous mode
[  720.374124][ T3668] vethA: entered promiscuous mode
[  720.374807][ T3668] vethB: entered promiscuous mode
[  720.559579][ T3675] prp1: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  720.559851][ T3675] prp1: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  720.632365][ T3678] prp2: Slave A (vethA) is not up; please bring it up to get a fully working HSR network
[  720.632679][ T3678] prp2: Slave B (vethB) is not up; please bring it up to get a fully working HSR network
[  731.646667][   T72] vethA: left promiscuous mode
[  731.647136][   T72] vethB: left promiscuous mode
[  731.659101][   T72] vethB (unregistering): left promiscuous mode
[  731.662854][   T72] vethA (unregistering): left promiscuous mode