[  522.025885] bond0: (slave eth0): making interface the new active one
[  522.025954] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.218686] bond0: (slave eth0): Releasing backup interface
[  526.289711] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.451704] bond0: (slave eth0): Releasing backup interface
[  530.490685] bond0 (unregistering): Released all slaves