[  848.369901][ T9574] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  848.476886][ T9575] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  848.571127][ T9576] br0: port 1(veth0) entered blocking state
[  848.571834][ T9576] br0: port 1(veth0) entered disabled state
[  848.572133][ T9576] veth0: entered allmulticast mode
[  848.573363][ T9576] veth0: entered promiscuous mode
[  848.672023][ T9577] br0: port 2(veth1) entered blocking state
[  848.672340][ T9577] br0: port 2(veth1) entered disabled state
[  848.672612][ T9577] veth1: entered allmulticast mode
[  848.673841][ T9577] veth1: entered promiscuous mode
[  849.078490][   T46] br0: port 1(veth0) entered blocking state
[  849.078862][   T46] br0: port 1(veth0) entered forwarding state
[  849.080379][   T46] br0: port 2(veth1) entered blocking state
[  849.080724][   T46] br0: port 2(veth1) entered forwarding state
[  850.318014][ T8811] bond0: (slave veth1): link status definitely up
[  850.318649][ T8811] bond0: (slave veth1): making interface the new active one
[  850.320437][ T8811] bond0: active interface up!
[  850.621752][ T8811] veth1: left allmulticast mode
[  850.622060][ T8811] veth1: left promiscuous mode
[  850.622546][ T8811] br0: port 2(veth1) entered disabled state
[  850.625681][ T8811] veth0: left allmulticast mode
[  850.625967][ T8811] veth0: left promiscuous mode
[  850.626486][ T8811] br0: port 1(veth0) entered disabled state
[  850.773132][ T8811] bond0: (slave veth1): Releasing backup interface
[  850.958481][ T8811] bond0: (slave veth0): Releasing backup interface
[  851.338897][ T8811] bond0 (unregistering): Released all slaves