[  873.745428][ T9649] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.835731][ T9650] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.918724][ T9651] br0: port 1(veth0) entered blocking state
[  873.918976][ T9651] br0: port 1(veth0) entered disabled state
[  873.919218][ T9651] veth0: entered allmulticast mode
[  873.927982][ T9651] veth0: entered promiscuous mode
[  874.015226][ T9652] br0: port 2(veth1) entered blocking state
[  874.015667][ T9652] br0: port 2(veth1) entered disabled state
[  874.016038][ T9652] veth1: entered allmulticast mode
[  874.018062][ T9652] veth1: entered promiscuous mode
[  874.466047][   T71] br0: port 1(veth0) entered blocking state
[  874.466410][   T71] br0: port 1(veth0) entered forwarding state
[  874.467585][   T71] br0: port 2(veth1) entered blocking state
[  874.467898][   T71] br0: port 2(veth1) entered forwarding state
[  875.711971][ T8128] bond0: (slave veth1): link status definitely up
[  875.713277][ T8128] bond0: (slave veth1): making interface the new active one
[  875.714989][ T8128] bond0: active interface up!
[  876.193659][ T8128] veth1: left allmulticast mode
[  876.193875][ T8128] veth1: left promiscuous mode
[  876.194176][ T8128] br0: port 2(veth1) entered disabled state
[  876.196106][ T8128] veth0: left allmulticast mode
[  876.196298][ T8128] veth0: left promiscuous mode
[  876.196603][ T8128] br0: port 1(veth0) entered disabled state
[  876.370328][ T8128] bond0: (slave veth1): Releasing backup interface
[  876.478800][ T8128] bond0: (slave veth0): Releasing backup interface
[  876.859393][ T8128] bond0 (unregistering): Released all slaves