[  873.838942][ T9576] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.933898][ T9577] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.026014][ T9578] br0: port 1(veth0) entered blocking state
[  874.026437][ T9578] br0: port 1(veth0) entered disabled state
[  874.026805][ T9578] veth0: entered allmulticast mode
[  874.028369][ T9578] veth0: entered promiscuous mode
[  874.124806][ T9579] br0: port 2(veth1) entered blocking state
[  874.125271][ T9579] br0: port 2(veth1) entered disabled state
[  874.125703][ T9579] veth1: entered allmulticast mode
[  874.127708][ T9579] veth1: entered promiscuous mode
[  874.569917][   T64] br0: port 1(veth0) entered blocking state
[  874.570201][   T64] br0: port 1(veth0) entered forwarding state
[  874.571191][   T64] br0: port 2(veth1) entered blocking state
[  874.571435][   T64] br0: port 2(veth1) entered forwarding state
[  875.785975][ T8532] bond0: (slave veth1): link status definitely up
[  875.786386][ T8532] bond0: (slave veth1): making interface the new active one
[  875.787631][ T8532] bond0: active interface up!
[  876.018060][ T8532] veth1: left allmulticast mode
[  876.018426][ T8532] veth1: left promiscuous mode
[  876.018882][ T8532] br0: port 2(veth1) entered disabled state
[  876.021930][ T8532] veth0: left allmulticast mode
[  876.022213][ T8532] veth0: left promiscuous mode
[  876.022664][ T8532] br0: port 1(veth0) entered disabled state
[  876.177004][ T8532] bond0: (slave veth1): Releasing backup interface
[  876.330886][ T8532] bond0: (slave veth0): Releasing backup interface
[  876.705519][ T8532] bond0 (unregistering): Released all slaves