[  973.478803] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  973.552370] bond0: (slave bond_slave_1): Releasing backup interface
[  973.603033] bond0 (unregistering): Released all slaves
[  973.737235] 8021q: adding VLAN 0 to HW filter on device bond0
[  973.776664] bond0 (unregistering): Released all slaves
[  973.908065] 8021q: adding VLAN 0 to HW filter on device bond0
[  973.955035] bond0 (unregistering): Released all slaves
[  974.105305] bond0 (unregistering): Released all slaves
[  974.131162] 8021q: adding VLAN 0 to HW filter on device bond0
[  974.163585] bond0 (unregistering): Released all slaves