[  841.874995][T21507] bond0: (slave eth0): making interface the new active one
[  841.875475][T21507] bond0: (slave eth0): Enslaving as an active interface with an up link
[  841.936827][T21508] 8021q: adding VLAN 0 to HW filter on device bond0
[  846.231462][T21511] bond0: (slave eth0): Releasing backup interface
[  846.436986][T21514] bond0: (slave eth0): Enslaving as an active interface with an up link
[  846.493979][T21515] 8021q: adding VLAN 0 to HW filter on device bond0
[  850.703481][T10477] bond0: (slave eth0): Releasing backup interface
[  850.738899][T10477] bond0 (unregistering): Released all slaves