[  840.537322][ T9345] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  840.634216][ T9346] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  840.736449][ T9347] br0: port 1(veth0) entered blocking state
[  840.736729][ T9347] br0: port 1(veth0) entered disabled state
[  840.737007][ T9347] veth0: entered allmulticast mode
[  840.738195][ T9347] veth0: entered promiscuous mode
[  840.816516][ T9348] br0: port 2(veth1) entered blocking state
[  840.816790][ T9348] br0: port 2(veth1) entered disabled state
[  840.817034][ T9348] veth1: entered allmulticast mode
[  840.818535][ T9348] veth1: entered promiscuous mode
[  841.256974][ T1379] br0: port 1(veth0) entered blocking state
[  841.257252][ T1379] br0: port 1(veth0) entered forwarding state
[  841.258218][ T1379] br0: port 2(veth1) entered blocking state
[  841.258434][ T1379] br0: port 2(veth1) entered forwarding state
[  842.512905][ T8344] bond0: (slave veth1): link status definitely up
[  842.513512][ T8344] bond0: (slave veth1): making interface the new active one
[  842.515009][ T8344] bond0: active interface up!
[  842.820938][ T8344] veth1: left allmulticast mode
[  842.821256][ T8344] veth1: left promiscuous mode
[  842.821722][ T8344] br0: port 2(veth1) entered disabled state
[  842.824878][ T8344] veth0: left allmulticast mode
[  842.825147][ T8344] veth0: left promiscuous mode
[  842.825589][ T8344] br0: port 1(veth0) entered disabled state
[  843.007739][ T8344] bond0: (slave veth1): Releasing backup interface
[  843.171591][ T8344] bond0: (slave veth0): Releasing backup interface
[  843.355978][ T8344] bond0 (unregistering): Released all slaves