[ 1039.377722][T21756] veth0: entered allmulticast mode
[ 1039.378075][T21756] veth1: entered allmulticast mode
[ 1039.378307][T21756] veth2: entered allmulticast mode
[ 1039.378529][T21756] veth3: entered allmulticast mode
[ 1050.396660][T21756] veth0: left allmulticast mode
[ 1050.396936][T21756] veth1: left allmulticast mode
[ 1050.397130][T21756] veth2: left allmulticast mode
[ 1050.397347][T21756] veth3: left allmulticast mode