[   39.992074][  T743] ip (743) used greatest stack depth: 23400 bytes left
[   40.335755][  T751] br0: port 1(c1) entered blocking state
[   40.335951][  T751] br0: port 1(c1) entered disabled state
[   40.336336][  T751] c1: entered allmulticast mode
[   40.337829][  T751] c1: entered promiscuous mode
[   40.502909][  T756] br0: port 2(c2) entered blocking state
[   40.503106][  T756] br0: port 2(c2) entered disabled state
[   40.503294][  T756] c2: entered allmulticast mode
[   40.504917][  T756] c2: entered promiscuous mode
[   40.672803][  T761] br0: port 3(c3) entered blocking state
[   40.673051][  T761] br0: port 3(c3) entered disabled state
[   40.673301][  T761] c3: entered allmulticast mode
[   40.674986][  T761] c3: entered promiscuous mode
[   40.833889][  T766] br0: port 4(sender) entered blocking state
[   40.834778][  T766] br0: port 4(sender) entered disabled state
[   40.835259][  T766] sender: entered allmulticast mode
[   40.836843][  T766] sender: entered promiscuous mode
[   40.896409][  T768] br0: port 4(sender) entered blocking state
[   40.896804][  T768] br0: port 4(sender) entered forwarding state
[   40.897575][  T768] br0: port 3(c3) entered blocking state
[   40.897783][  T768] br0: port 3(c3) entered forwarding state
[   40.898242][  T768] br0: port 2(c2) entered blocking state
[   40.898517][  T768] br0: port 2(c2) entered forwarding state
[   40.898917][  T768] br0: port 1(c1) entered blocking state
[   40.899190][  T768] br0: port 1(c1) entered forwarding state
[   52.248165][   T70] br0: port 1(c1) entered disabled state
[   52.250625][   T70] c1 (unregistering): left allmulticast mode
[   52.250823][   T70] c1 (unregistering): left promiscuous mode
[   52.250999][   T70] br0: port 1(c1) entered disabled state
[   52.372962][   T70] br0: port 2(c2) entered disabled state
[   52.376075][   T70] c2 (unregistering): left allmulticast mode
[   52.376337][   T70] c2 (unregistering): left promiscuous mode
[   52.376590][   T70] br0: port 2(c2) entered disabled state
[   52.503658][   T70] br0: port 3(c3) entered disabled state
[   52.505575][   T70] c3 (unregistering): left allmulticast mode
[   52.505762][   T70] c3 (unregistering): left promiscuous mode
[   52.505929][   T70] br0: port 3(c3) entered disabled state
[   52.624735][   T70] br0: port 4(sender) entered disabled state
[   52.627553][   T70] sender (unregistering): left allmulticast mode
[   52.627755][   T70] sender (unregistering): left promiscuous mode
[   52.627931][   T70] br0: port 4(sender) entered disabled state