[ 1503.522788][T18797] br0: port 1(c1) entered blocking state
[ 1503.523264][T18797] br0: port 1(c1) entered disabled state
[ 1503.523565][T18797] c1: entered allmulticast mode
[ 1503.526156][T18797] c1: entered promiscuous mode
[ 1503.739602][T18799] ip (18799) used greatest stack depth: 23536 bytes left
[ 1504.013083][T18802] br0: port 2(c2) entered blocking state
[ 1504.013329][T18802] br0: port 2(c2) entered disabled state
[ 1504.013575][T18802] c2: entered allmulticast mode
[ 1504.015483][T18802] c2: entered promiscuous mode
[ 1504.489890][T18807] br0: port 3(c3) entered blocking state
[ 1504.490138][T18807] br0: port 3(c3) entered disabled state
[ 1504.490383][T18807] c3: entered allmulticast mode
[ 1504.492578][T18807] c3: entered promiscuous mode
[ 1504.968642][T18812] br0: port 4(sender) entered blocking state
[ 1504.969026][T18812] br0: port 4(sender) entered disabled state
[ 1504.969360][T18812] sender: entered allmulticast mode
[ 1504.971327][T18812] sender: entered promiscuous mode
[ 1505.152965][T18814] br0: port 4(sender) entered blocking state
[ 1505.153277][T18814] br0: port 4(sender) entered forwarding state
[ 1505.153742][T18814] br0: port 3(c3) entered blocking state
[ 1505.153962][T18814] br0: port 3(c3) entered forwarding state
[ 1505.154389][T18814] br0: port 2(c2) entered blocking state
[ 1505.154594][T18814] br0: port 2(c2) entered forwarding state
[ 1505.155007][T18814] br0: port 1(c1) entered blocking state
[ 1505.155223][T18814] br0: port 1(c1) entered forwarding state
[ 1517.199611][   T12] br0: port 1(c1) entered disabled state
[ 1517.316999][   T12] c1 (unregistering): left allmulticast mode
[ 1517.317617][   T12] c1 (unregistering): left promiscuous mode
[ 1517.318034][   T12] br0: port 1(c1) entered disabled state
[ 1517.586191][   T12] br0: port 2(c2) entered disabled state
[ 1517.677430][   T12] c2 (unregistering): left allmulticast mode
[ 1517.677694][   T12] c2 (unregistering): left promiscuous mode
[ 1517.677931][   T12] br0: port 2(c2) entered disabled state
[ 1518.053419][   T12] br0: port 3(c3) entered disabled state
[ 1518.220606][   T12] c3 (unregistering): left allmulticast mode
[ 1518.220985][   T12] c3 (unregistering): left promiscuous mode
[ 1518.221223][   T12] br0: port 3(c3) entered disabled state
[ 1518.426459][   T12] br0: port 4(sender) entered disabled state
[ 1518.508438][   T12] sender (unregistering): left allmulticast mode
[ 1518.508711][   T12] sender (unregistering): left promiscuous mode
[ 1518.508955][   T12] br0: port 4(sender) entered disabled state