[  819.735064][ T9331] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  819.838961][ T9332] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  819.927777][ T9333] br0: port 1(veth0) entered blocking state
[  819.928084][ T9333] br0: port 1(veth0) entered disabled state
[  819.928361][ T9333] veth0: entered allmulticast mode
[  819.929642][ T9333] veth0: entered promiscuous mode
[  820.022765][ T9334] br0: port 2(veth1) entered blocking state
[  820.023046][ T9334] br0: port 2(veth1) entered disabled state
[  820.023306][ T9334] veth1: entered allmulticast mode
[  820.024816][ T9334] veth1: entered promiscuous mode
[  820.420999][   T38] br0: port 1(veth0) entered blocking state
[  820.421320][   T38] br0: port 1(veth0) entered forwarding state
[  820.422344][   T38] br0: port 2(veth1) entered blocking state
[  820.422563][   T38] br0: port 2(veth1) entered forwarding state
[  821.701720][ T8564] bond0: (slave veth1): link status definitely up
[  821.702120][ T8564] bond0: (slave veth1): making interface the new active one
[  821.710534][ T8564] bond0: active interface up!
[  821.936462][ T8564] veth1: left allmulticast mode
[  821.936693][ T8564] veth1: left promiscuous mode
[  821.937001][ T8564] br0: port 2(veth1) entered disabled state
[  821.939047][ T8564] veth0: left allmulticast mode
[  821.939301][ T8564] veth0: left promiscuous mode
[  821.939590][ T8564] br0: port 1(veth0) entered disabled state
[  822.070909][ T8564] bond0: (slave veth1): Releasing backup interface
[  822.242657][ T8564] bond0: (slave veth0): Releasing backup interface
[  822.621146][ T8564] bond0 (unregistering): Released all slaves