[  858.763459][ T9580] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  858.879869][ T9581] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  858.953640][ T9582] br0: port 1(veth0) entered blocking state
[  858.953989][ T9582] br0: port 1(veth0) entered disabled state
[  858.955056][ T9582] veth0: entered allmulticast mode
[  858.956334][ T9582] veth0: entered promiscuous mode
[  859.064987][ T9583] br0: port 2(veth1) entered blocking state
[  859.065423][ T9583] br0: port 2(veth1) entered disabled state
[  859.065732][ T9583] veth1: entered allmulticast mode
[  859.067820][ T9583] veth1: entered promiscuous mode
[  859.570518][ T4894] br0: port 1(veth0) entered blocking state
[  859.570908][ T4894] br0: port 1(veth0) entered forwarding state
[  859.571976][ T4894] br0: port 2(veth1) entered blocking state
[  859.572259][ T4894] br0: port 2(veth1) entered forwarding state
[  860.696865][ T8466] bond0: (slave veth1): link status definitely up
[  860.697283][ T8466] bond0: (slave veth1): making interface the new active one
[  860.698421][ T8466] bond0: active interface up!
[  861.038869][ T4199] veth1: left allmulticast mode
[  861.039136][ T4199] veth1: left promiscuous mode
[  861.039483][ T4199] br0: port 2(veth1) entered disabled state
[  861.041769][ T4199] veth0: left allmulticast mode
[  861.041980][ T4199] veth0: left promiscuous mode
[  861.042534][ T4199] br0: port 1(veth0) entered disabled state
[  861.193739][ T4199] bond0: (slave veth1): Releasing backup interface
[  861.322713][ T4199] bond0: (slave veth0): Releasing backup interface
[  861.697593][ T4199] bond0 (unregistering): Released all slaves