[  993.641609][T21824] veth0: entered allmulticast mode
[  993.642039][T21824] veth1: entered allmulticast mode
[  993.642345][T21824] veth2: entered allmulticast mode
[  993.642704][T21824] veth3: entered allmulticast mode
[ 1004.930421][T21824] veth0: left allmulticast mode
[ 1004.930748][T21824] veth1: left allmulticast mode
[ 1004.931009][T21824] veth2: left allmulticast mode
[ 1004.931262][T21824] veth3: left allmulticast mode