[  838.127358][ T9237] bond0: (slave eth0): making interface the new active one
[  838.128060][ T9237] bond0: (slave eth0): Enslaving as an active interface with an up link
[  842.910802][ T9241] bond0: (slave eth0): Releasing backup interface
[  843.476869][ T9244] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.101694][ T4549] bond0: (slave eth0): Releasing backup interface
[  848.490631][ T4549] bond0 (unregistering): Released all slaves