[  847.556298][ T9481] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  847.650435][ T9482] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  847.745395][ T9483] br0: port 1(veth0) entered blocking state
[  847.745698][ T9483] br0: port 1(veth0) entered disabled state
[  847.745971][ T9483] veth0: entered allmulticast mode
[  847.747215][ T9483] veth0: entered promiscuous mode
[  847.827728][ T9484] br0: port 2(veth1) entered blocking state
[  847.828000][ T9484] br0: port 2(veth1) entered disabled state
[  847.828248][ T9484] veth1: entered allmulticast mode
[  847.829448][ T9484] veth1: entered promiscuous mode
[  848.334902][ T4247] br0: port 1(veth0) entered blocking state
[  848.335188][ T4247] br0: port 1(veth0) entered forwarding state
[  848.336192][ T4247] br0: port 2(veth1) entered blocking state
[  848.336434][ T4247] br0: port 2(veth1) entered forwarding state
[  849.527973][ T8622] bond0: (slave veth1): link status definitely up
[  849.528567][ T8622] bond0: (slave veth1): making interface the new active one
[  849.530359][ T8622] bond0: active interface up!
[  849.938553][   T70] veth1: left allmulticast mode
[  849.938799][   T70] veth1: left promiscuous mode
[  849.939098][   T70] br0: port 2(veth1) entered disabled state
[  849.941346][   T70] veth0: left allmulticast mode
[  849.941554][   T70] veth0: left promiscuous mode
[  849.941850][   T70] br0: port 1(veth0) entered disabled state
[  850.118662][   T70] bond0: (slave veth1): Releasing backup interface
[  850.302774][   T70] bond0: (slave veth0): Releasing backup interface
[  850.675167][   T70] bond0 (unregistering): Released all slaves