[  539.547123] bond0: (slave eth0): making interface the new active one
[  539.547222] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.760589] bond0: (slave eth0): Releasing backup interface
[  543.843269] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.047646] bond0: (slave eth0): Releasing backup interface
[  548.079716] bond0 (unregistering): Released all slaves