[ 1018.648336][ T9312] bond0: (slave veth0): Enslaving as a backup interface with a down link
[ 1018.779994][ T9313] bond0: (slave veth1): Enslaving as a backup interface with a down link
[ 1018.878710][ T9314] br0: port 1(veth0) entered blocking state
[ 1018.879495][ T9314] br0: port 1(veth0) entered disabled state
[ 1018.879887][ T9314] veth0: entered allmulticast mode
[ 1018.882018][ T9314] veth0: entered promiscuous mode
[ 1018.997141][ T9315] br0: port 2(veth1) entered blocking state
[ 1018.997596][ T9315] br0: port 2(veth1) entered disabled state
[ 1018.997985][ T9315] veth1: entered allmulticast mode
[ 1019.000062][ T9315] veth1: entered promiscuous mode
[ 1019.299793][ T4307] br0: port 1(veth0) entered blocking state
[ 1019.300250][ T4307] br0: port 1(veth0) entered forwarding state
[ 1019.302307][ T4307] br0: port 2(veth1) entered blocking state
[ 1019.302664][ T4307] br0: port 2(veth1) entered forwarding state
[ 1020.579620][   T12] bond0: (slave veth1): link status definitely up
[ 1020.580461][   T12] bond0: (slave veth1): making interface the new active one
[ 1020.581787][   T12] bond0: active interface up!
[ 1021.108258][   T12] veth1: left allmulticast mode
[ 1021.108571][   T12] veth1: left promiscuous mode
[ 1021.109030][   T12] br0: port 2(veth1) entered disabled state
[ 1021.111568][   T12] veth0: left allmulticast mode
[ 1021.112016][   T12] veth0: left promiscuous mode
[ 1021.112452][   T12] br0: port 1(veth0) entered disabled state
[ 1021.289523][   T12] bond0: (slave veth1): Releasing backup interface
[ 1021.394369][   T12] bond0: (slave veth0): Releasing backup interface
[ 1022.335772][   T12] bond0 (unregistering): Released all slaves