[  833.270811][ T9379] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.367560][ T9380] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  833.444037][ T9381] br0: port 1(veth0) entered blocking state
[  833.444332][ T9381] br0: port 1(veth0) entered disabled state
[  833.444589][ T9381] veth0: entered allmulticast mode
[  833.445838][ T9381] veth0: entered promiscuous mode
[  833.547727][ T9382] br0: port 2(veth1) entered blocking state
[  833.547998][ T9382] br0: port 2(veth1) entered disabled state
[  833.548242][ T9382] veth1: entered allmulticast mode
[  833.549489][ T9382] veth1: entered promiscuous mode
[  833.983906][   T39] br0: port 1(veth0) entered blocking state
[  833.984232][   T39] br0: port 1(veth0) entered forwarding state
[  833.985328][   T39] br0: port 2(veth1) entered blocking state
[  833.985577][   T39] br0: port 2(veth1) entered forwarding state
[  835.224768][ T4207] bond0: (slave veth1): link status definitely up
[  835.225256][ T4207] bond0: (slave veth1): making interface the new active one
[  835.226721][ T4207] bond0: active interface up!
[  835.700819][ T4207] veth1: left allmulticast mode
[  835.701130][ T4207] veth1: left promiscuous mode
[  835.701650][ T4207] br0: port 2(veth1) entered disabled state
[  835.705592][ T4207] veth0: left allmulticast mode
[  835.705876][ T4207] veth0: left promiscuous mode
[  835.706327][ T4207] br0: port 1(veth0) entered disabled state
[  835.875228][ T4207] bond0: (slave veth1): Releasing backup interface
[  836.006837][ T4207] bond0: (slave veth0): Releasing backup interface
[  836.353551][ T4207] bond0 (unregistering): Released all slaves