[  875.280399][ T9538] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  875.369823][ T9539] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  875.457130][ T9540] br0: port 1(veth0) entered blocking state
[  875.457419][ T9540] br0: port 1(veth0) entered disabled state
[  875.457664][ T9540] veth0: entered allmulticast mode
[  875.458906][ T9540] veth0: entered promiscuous mode
[  875.543317][ T9541] br0: port 2(veth1) entered blocking state
[  875.543944][ T9541] br0: port 2(veth1) entered disabled state
[  875.544201][ T9541] veth1: entered allmulticast mode
[  875.545396][ T9541] veth1: entered promiscuous mode
[  876.413951][   T37] br0: port 1(veth0) entered blocking state
[  876.414248][   T37] br0: port 1(veth0) entered forwarding state
[  876.415241][   T37] br0: port 2(veth1) entered blocking state
[  876.415532][   T37] br0: port 2(veth1) entered forwarding state
[  878.270008][  T264] bond0: (slave veth0): link status definitely up
[  878.270819][  T264] bond0: (slave veth1): link status definitely up
[  878.271041][  T264] bond0: (slave veth0): making interface the new active one
[  878.272396][  T264] bond0: active interface up!
[  878.579416][  T264] veth1: left allmulticast mode
[  878.579752][  T264] veth1: left promiscuous mode
[  878.580218][  T264] br0: port 2(veth1) entered disabled state
[  878.582174][  T264] veth0: left allmulticast mode
[  878.582501][  T264] veth0: left promiscuous mode
[  878.582951][  T264] br0: port 1(veth0) entered disabled state
[  878.750637][  T264] bond0: (slave veth1): Releasing backup interface
[  878.878897][  T264] bond0: (slave veth0): Releasing backup interface
[  879.233813][  T264] bond0 (unregistering): Released all slaves