[  831.375805][ T9386] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  831.466378][ T9387] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  831.543473][ T9388] br0: port 1(veth0) entered blocking state
[  831.543747][ T9388] br0: port 1(veth0) entered disabled state
[  831.543982][ T9388] veth0: entered allmulticast mode
[  831.545208][ T9388] veth0: entered promiscuous mode
[  831.636042][ T9389] br0: port 2(veth1) entered blocking state
[  831.636358][ T9389] br0: port 2(veth1) entered disabled state
[  831.636642][ T9389] veth1: entered allmulticast mode
[  831.637848][ T9389] veth1: entered promiscuous mode
[  832.147253][ T8765] br0: port 1(veth0) entered blocking state
[  832.147600][ T8765] br0: port 1(veth0) entered forwarding state
[  832.148736][ T8765] br0: port 2(veth1) entered blocking state
[  832.149005][ T8765] br0: port 2(veth1) entered forwarding state
[  833.339106][  T258] bond0: (slave veth1): link status definitely up
[  833.339562][  T258] bond0: (slave veth1): making interface the new active one
[  833.340718][  T258] bond0: active interface up!
[  833.693974][ T4303] veth1: left allmulticast mode
[  833.694186][ T4303] veth1: left promiscuous mode
[  833.694476][ T4303] br0: port 2(veth1) entered disabled state
[  833.696377][ T4303] veth0: left allmulticast mode
[  833.696587][ T4303] veth0: left promiscuous mode
[  833.697067][ T4303] br0: port 1(veth0) entered disabled state
[  833.821488][ T4303] bond0: (slave veth1): Releasing backup interface
[  833.996538][ T4303] bond0: (slave veth0): Releasing backup interface
[  834.362610][ T4303] bond0 (unregistering): Released all slaves