[  516.806099] bond0: (slave eth0): making interface the new active one
[  516.806165] bond0: (slave eth0): Enslaving as an active interface with an up link
[  521.061190] bond0: (slave eth0): Releasing backup interface
[  521.175753] bond0: (slave eth0): Enslaving as an active interface with an up link
[  525.355546] bond0: (slave eth0): Releasing backup interface
[  525.384929] bond0 (unregistering): Released all slaves