[  839.166060][ T9202] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  839.254396][ T9203] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  839.342107][ T9204] br0: port 1(veth0) entered blocking state
[  839.342439][ T9204] br0: port 1(veth0) entered disabled state
[  839.342743][ T9204] veth0: entered allmulticast mode
[  839.344015][ T9204] veth0: entered promiscuous mode
[  839.425762][ T9205] br0: port 2(veth1) entered blocking state
[  839.426033][ T9205] br0: port 2(veth1) entered disabled state
[  839.426277][ T9205] veth1: entered allmulticast mode
[  839.427510][ T9205] veth1: entered promiscuous mode
[  839.902172][ T5216] br0: port 1(veth0) entered blocking state
[  839.902493][ T5216] br0: port 1(veth0) entered forwarding state
[  839.903490][ T5216] br0: port 2(veth1) entered blocking state
[  839.903725][ T5216] br0: port 2(veth1) entered forwarding state
[  841.158189][ T4875] bond0: (slave veth1): link status definitely up
[  841.158652][ T4875] bond0: (slave veth1): making interface the new active one
[  841.159843][ T4875] bond0: active interface up!
[  841.501237][ T4875] veth1: left allmulticast mode
[  841.501571][ T4875] veth1: left promiscuous mode
[  841.502071][ T4875] br0: port 2(veth1) entered disabled state
[  841.506756][ T4875] veth0: left allmulticast mode
[  841.507017][ T4875] veth0: left promiscuous mode
[  841.507434][ T4875] br0: port 1(veth0) entered disabled state
[  841.716689][ T4875] bond0: (slave veth1): Releasing backup interface
[  841.906155][ T4875] bond0: (slave veth0): Releasing backup interface
[  842.278493][ T4875] bond0 (unregistering): Released all slaves