[  524.255842] bond0: (slave eth0): making interface the new active one
[  524.255941] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.400456] bond0: (slave eth0): Releasing backup interface
[  528.475510] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.622966] bond0: (slave eth0): Releasing backup interface
[  532.660818] bond0 (unregistering): Released all slaves