[  843.813531][ T9482] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  843.920953][ T9483] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  844.022666][ T9484] br0: port 1(veth0) entered blocking state
[  844.023171][ T9484] br0: port 1(veth0) entered disabled state
[  844.023648][ T9484] veth0: entered allmulticast mode
[  844.025616][ T9484] veth0: entered promiscuous mode
[  844.116093][ T9485] br0: port 2(veth1) entered blocking state
[  844.116449][ T9485] br0: port 2(veth1) entered disabled state
[  844.116696][ T9485] veth1: entered allmulticast mode
[  844.117933][ T9485] veth1: entered promiscuous mode
[  844.542825][ T4293] br0: port 1(veth0) entered blocking state
[  844.543091][ T4293] br0: port 1(veth0) entered forwarding state
[  844.544106][ T4293] br0: port 2(veth1) entered blocking state
[  844.544343][ T4293] br0: port 2(veth1) entered forwarding state
[  845.752864][   T69] bond0: (slave veth1): link status definitely up
[  845.753582][   T69] bond0: (slave veth1): making interface the new active one
[  845.755619][   T69] bond0: active interface up!
[  846.213155][ T8472] veth1: left allmulticast mode
[  846.213411][ T8472] veth1: left promiscuous mode
[  846.213764][ T8472] br0: port 2(veth1) entered disabled state
[  846.216018][ T8472] veth0: left allmulticast mode
[  846.216281][ T8472] veth0: left promiscuous mode
[  846.216589][ T8472] br0: port 1(veth0) entered disabled state
[  846.383236][ T8472] bond0: (slave veth1): Releasing backup interface
[  846.546094][ T8472] bond0: (slave veth0): Releasing backup interface
[  846.941517][ T8472] bond0 (unregistering): Released all slaves