[  848.624971][T19351] bond0: (slave eth0): making interface the new active one
[  848.625429][T19351] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.673639][T19352] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.911747][T19355] bond0: (slave eth0): Releasing backup interface
[  853.057814][T19358] bond0: (slave eth0): Enslaving as an active interface with an up link
[  853.098362][T19359] 8021q: adding VLAN 0 to HW filter on device bond0
[  857.335574][ T8746] bond0: (slave eth0): Releasing backup interface
[  857.390757][ T8746] bond0 (unregistering): Released all slaves