[  871.165785][ T9551] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.277371][ T9552] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.369451][ T9553] br0: port 1(veth0) entered blocking state
[  871.369730][ T9553] br0: port 1(veth0) entered disabled state
[  871.370013][ T9553] veth0: entered allmulticast mode
[  871.371307][ T9553] veth0: entered promiscuous mode
[  871.456761][ T9554] br0: port 2(veth1) entered blocking state
[  871.457050][ T9554] br0: port 2(veth1) entered disabled state
[  871.457337][ T9554] veth1: entered allmulticast mode
[  871.458571][ T9554] veth1: entered promiscuous mode
[  872.267771][   T39] br0: port 1(veth0) entered blocking state
[  872.268087][   T39] br0: port 1(veth0) entered forwarding state
[  872.275798][   T39] br0: port 2(veth1) entered blocking state
[  872.276093][   T39] br0: port 2(veth1) entered forwarding state
[  874.124655][ T7430] bond0: (slave veth0): link status definitely up
[  874.125277][ T7430] bond0: (slave veth1): link status definitely up
[  874.125476][ T7430] bond0: (slave veth0): making interface the new active one
[  874.126615][ T7430] bond0: active interface up!
[  874.559041][ T7430] veth1: left allmulticast mode
[  874.559318][ T7430] veth1: left promiscuous mode
[  874.559630][ T7430] br0: port 2(veth1) entered disabled state
[  874.560918][ T7430] veth0: left allmulticast mode
[  874.561115][ T7430] veth0: left promiscuous mode
[  874.561448][ T7430] br0: port 1(veth0) entered disabled state
[  874.737999][ T7430] bond0: (slave veth1): Releasing backup interface
[  874.845874][ T7430] bond0: (slave veth0): Releasing backup interface
[  875.212120][ T7430] bond0 (unregistering): Released all slaves