[  518.284792] bond0: (slave eth0): making interface the new active one
[  518.284889] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.455890] bond0: (slave eth0): Releasing backup interface
[  522.535948] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.684815] bond0: (slave eth0): Releasing backup interface
[  526.712190] bond0 (unregistering): Released all slaves