[  837.123281][ T9372] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.234562][ T9373] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.310967][ T9374] br0: port 1(veth0) entered blocking state
[  837.311322][ T9374] br0: port 1(veth0) entered disabled state
[  837.311622][ T9374] veth0: entered allmulticast mode
[  837.313019][ T9374] veth0: entered promiscuous mode
[  837.431499][ T9375] br0: port 2(veth1) entered blocking state
[  837.431912][ T9375] br0: port 2(veth1) entered disabled state
[  837.432303][ T9375] veth1: entered allmulticast mode
[  837.434234][ T9375] veth1: entered promiscuous mode
[  837.824233][   T58] br0: port 1(veth0) entered blocking state
[  837.824629][   T58] br0: port 1(veth0) entered forwarding state
[  837.826226][   T58] br0: port 2(veth1) entered blocking state
[  837.826520][   T58] br0: port 2(veth1) entered forwarding state
[  839.096049][ T4654] bond0: (slave veth1): link status definitely up
[  839.096720][ T4654] bond0: (slave veth1): making interface the new active one
[  839.098556][ T4654] bond0: active interface up!
[  839.582074][ T8471] veth1: left allmulticast mode
[  839.582356][ T8471] veth1: left promiscuous mode
[  839.582841][ T8471] br0: port 2(veth1) entered disabled state
[  839.585391][ T8471] veth0: left allmulticast mode
[  839.586011][ T8471] veth0: left promiscuous mode
[  839.586459][ T8471] br0: port 1(veth0) entered disabled state
[  839.788983][ T8471] bond0: (slave veth1): Releasing backup interface
[  839.964976][ T8471] bond0: (slave veth0): Releasing backup interface
[  840.337276][ T8471] bond0 (unregistering): Released all slaves