[  958.148816][ T7578] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  958.279946][ T7579] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  958.418351][ T7580] br0: port 1(veth0) entered blocking state
[  958.418657][ T7580] br0: port 1(veth0) entered disabled state
[  958.418898][ T7580] veth0: entered allmulticast mode
[  958.420161][ T7580] veth0: entered promiscuous mode
[  958.557777][ T7581] br0: port 2(veth1) entered blocking state
[  958.558025][ T7581] br0: port 2(veth1) entered disabled state
[  958.558273][ T7581] veth1: entered allmulticast mode
[  958.559484][ T7581] veth1: entered promiscuous mode
[  958.870755][   T48] br0: port 1(veth0) entered blocking state
[  958.870991][   T48] br0: port 1(veth0) entered forwarding state
[  958.871858][   T48] br0: port 2(veth1) entered blocking state
[  958.872038][   T48] br0: port 2(veth1) entered forwarding state
[  960.060997][ T6539] bond0: (slave veth1): link status definitely up
[  960.061369][ T6539] bond0: (slave veth1): making interface the new active one
[  960.062411][ T6539] bond0: active interface up!
[  960.718358][ T6539] veth1: left allmulticast mode
[  960.718538][ T6539] veth1: left promiscuous mode
[  960.718831][ T6539] br0: port 2(veth1) entered disabled state
[  960.721643][ T6539] veth0: left allmulticast mode
[  960.721816][ T6539] veth0: left promiscuous mode
[  960.722081][ T6539] br0: port 1(veth0) entered disabled state
[  960.849581][ T6539] bond0: (slave veth1): Releasing backup interface