[  841.777966][ T9213] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  841.873045][ T9214] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  841.954572][ T9215] br0: port 1(veth0) entered blocking state
[  841.954840][ T9215] br0: port 1(veth0) entered disabled state
[  841.955096][ T9215] veth0: entered allmulticast mode
[  841.956295][ T9215] veth0: entered promiscuous mode
[  842.044071][ T9216] br0: port 2(veth1) entered blocking state
[  842.044366][ T9216] br0: port 2(veth1) entered disabled state
[  842.044616][ T9216] veth1: entered allmulticast mode
[  842.046641][ T9216] veth1: entered promiscuous mode
[  842.885018][ T4959] br0: port 1(veth0) entered blocking state
[  842.885304][ T4959] br0: port 1(veth0) entered forwarding state
[  842.886299][ T4959] br0: port 2(veth1) entered blocking state
[  842.886550][ T4959] br0: port 2(veth1) entered forwarding state
[  844.741999][  T258] bond0: (slave veth0): link status definitely up
[  844.743156][  T258] bond0: (slave veth1): link status definitely up
[  844.743434][  T258] bond0: (slave veth0): making interface the new active one
[  844.744773][  T258] bond0: active interface up!
[  844.976956][  T258] veth1: left allmulticast mode
[  844.977156][  T258] veth1: left promiscuous mode
[  844.978231][  T258] br0: port 2(veth1) entered disabled state
[  844.980679][  T258] veth0: left allmulticast mode
[  844.981054][  T258] veth0: left promiscuous mode
[  844.981358][  T258] br0: port 1(veth0) entered disabled state
[  845.145948][  T258] bond0: (slave veth1): Releasing backup interface
[  845.335124][  T258] bond0: (slave veth0): Releasing backup interface
[  845.730774][  T258] bond0 (unregistering): Released all slaves