[  522.319303] bond0: (slave eth0): making interface the new active one
[  522.319390] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.476684] bond0: (slave eth0): Releasing backup interface
[  526.547488] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.703228] bond0: (slave eth0): Releasing backup interface
[  530.734164] bond0 (unregistering): Released all slaves