[ 1553.460331][T18837] ip (18837) used greatest stack depth: 23560 bytes left
[ 1553.742107][T18840] br0: port 1(c1) entered blocking state
[ 1553.742405][T18840] br0: port 1(c1) entered disabled state
[ 1553.742667][T18840] c1: entered allmulticast mode
[ 1553.744573][T18840] c1: entered promiscuous mode
[ 1554.217541][T18845] br0: port 2(c2) entered blocking state
[ 1554.217872][T18845] br0: port 2(c2) entered disabled state
[ 1554.218113][T18845] c2: entered allmulticast mode
[ 1554.220603][T18845] c2: entered promiscuous mode
[ 1554.704728][T18850] br0: port 3(c3) entered blocking state
[ 1554.704974][T18850] br0: port 3(c3) entered disabled state
[ 1554.705208][T18850] c3: entered allmulticast mode
[ 1554.708018][T18850] c3: entered promiscuous mode
[ 1555.188971][T18855] br0: port 4(sender) entered blocking state
[ 1555.189273][T18855] br0: port 4(sender) entered disabled state
[ 1555.189560][T18855] sender: entered allmulticast mode
[ 1555.192033][T18855] sender: entered promiscuous mode
[ 1555.371774][T18857] br0: port 4(sender) entered blocking state
[ 1555.372089][T18857] br0: port 4(sender) entered forwarding state
[ 1555.372558][T18857] br0: port 3(c3) entered blocking state
[ 1555.372790][T18857] br0: port 3(c3) entered forwarding state
[ 1555.373223][T18857] br0: port 2(c2) entered blocking state
[ 1555.373445][T18857] br0: port 2(c2) entered forwarding state
[ 1555.373874][T18857] br0: port 1(c1) entered blocking state
[ 1555.374109][T18857] br0: port 1(c1) entered forwarding state
[ 1567.272168][   T67] br0: port 1(c1) entered disabled state
[ 1567.396368][   T67] c1 (unregistering): left allmulticast mode
[ 1567.396677][   T67] c1 (unregistering): left promiscuous mode
[ 1567.396899][   T67] br0: port 1(c1) entered disabled state
[ 1567.668940][   T67] br0: port 2(c2) entered disabled state
[ 1567.833488][   T67] c2 (unregistering): left allmulticast mode
[ 1567.833799][   T67] c2 (unregistering): left promiscuous mode
[ 1567.834021][   T67] br0: port 2(c2) entered disabled state
[ 1568.062140][   T67] br0: port 3(c3) entered disabled state
[ 1568.181292][   T67] c3 (unregistering): left allmulticast mode
[ 1568.181637][   T67] c3 (unregistering): left promiscuous mode
[ 1568.181868][   T67] br0: port 3(c3) entered disabled state
[ 1568.459271][   T67] br0: port 4(sender) entered disabled state
[ 1568.569450][   T67] sender (unregistering): left allmulticast mode
[ 1568.569768][   T67] sender (unregistering): left promiscuous mode
[ 1568.570005][   T67] br0: port 4(sender) entered disabled state