[ 1021.434162][ T6968] bond0: (slave veth0): Enslaving as a backup interface with a down link
[ 1021.603834][ T6969] bond0: (slave veth1): Enslaving as a backup interface with a down link
[ 1021.750934][ T6970] br0: port 1(veth0) entered blocking state
[ 1021.751194][ T6970] br0: port 1(veth0) entered disabled state
[ 1021.751424][ T6970] veth0: entered allmulticast mode
[ 1021.753497][ T6970] veth0: entered promiscuous mode
[ 1021.905069][ T6971] br0: port 2(veth1) entered blocking state
[ 1021.905328][ T6971] br0: port 2(veth1) entered disabled state
[ 1021.905559][ T6971] veth1: entered allmulticast mode
[ 1021.906695][ T6971] veth1: entered promiscuous mode
[ 1023.051615][   T40] br0: port 1(veth0) entered blocking state
[ 1023.051988][   T40] br0: port 1(veth0) entered forwarding state
[ 1023.053471][   T40] br0: port 2(veth1) entered blocking state
[ 1023.053789][   T40] br0: port 2(veth1) entered forwarding state
[ 1024.331432][ T6521] bond0: (slave veth0): link status definitely up
[ 1024.332146][ T6521] bond0: (slave veth1): link status definitely up
[ 1024.332404][ T6521] bond0: (slave veth0): making interface the new active one
[ 1024.333763][ T6521] bond0: active interface up!
[ 1024.743389][ T6521] veth1: left allmulticast mode
[ 1024.743580][ T6521] veth1: left promiscuous mode
[ 1024.743916][ T6521] br0: port 2(veth1) entered disabled state
[ 1024.745322][ T6521] veth0: left allmulticast mode
[ 1024.745486][ T6521] veth0: left promiscuous mode
[ 1024.745799][ T6521] br0: port 1(veth0) entered disabled state
[ 1024.889094][ T6521] bond0: (slave veth1): Releasing backup interface
[ 1025.002302][ T6521] bond0: (slave veth0): Releasing backup interface
[ 1025.261458][ T6521] bond0 (unregistering): Released all slaves