[  539.597664] bond0: (slave eth0): making interface the new active one
[  539.597761] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.831621] bond0: (slave eth0): Releasing backup interface
[  543.928139] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.110706] bond0: (slave eth0): Releasing backup interface
[  548.134633] bond0 (unregistering): Released all slaves