[ 2900.339468][T28875] br0: port 1(c1) entered blocking state
[ 2900.339847][T28875] br0: port 1(c1) entered disabled state
[ 2900.340201][T28875] c1: entered allmulticast mode
[ 2900.343848][T28875] c1: entered promiscuous mode
[ 2900.998130][T28880] br0: port 2(c2) entered blocking state
[ 2900.998518][T28880] br0: port 2(c2) entered disabled state
[ 2900.998876][T28880] c2: entered allmulticast mode
[ 2901.002795][T28880] c2: entered promiscuous mode
[ 2901.693084][T28885] br0: port 3(c3) entered blocking state
[ 2901.693470][T28885] br0: port 3(c3) entered disabled state
[ 2901.693823][T28885] c3: entered allmulticast mode
[ 2901.697798][T28885] c3: entered promiscuous mode
[ 2902.396696][T28890] br0: port 4(sender) entered blocking state
[ 2902.397128][T28890] br0: port 4(sender) entered disabled state
[ 2902.397944][T28890] sender: entered allmulticast mode
[ 2902.401343][T28890] sender: entered promiscuous mode
[ 2902.657371][T28892] br0: port 4(sender) entered blocking state
[ 2902.657829][T28892] br0: port 4(sender) entered forwarding state
[ 2902.658542][T28892] br0: port 3(c3) entered blocking state
[ 2902.658857][T28892] br0: port 3(c3) entered forwarding state
[ 2902.659506][T28892] br0: port 2(c2) entered blocking state
[ 2902.659833][T28892] br0: port 2(c2) entered forwarding state
[ 2902.660483][T28892] br0: port 1(c1) entered blocking state
[ 2902.660818][T28892] br0: port 1(c1) entered forwarding state
[ 2915.201719][   T12] br0: port 1(c1) entered disabled state
[ 2915.225299][   T12] c1 (unregistering): left allmulticast mode
[ 2915.225742][   T12] c1 (unregistering): left promiscuous mode
[ 2915.226131][   T12] br0: port 1(c1) entered disabled state
[ 2915.726105][   T12] br0: port 2(c2) entered disabled state
[ 2915.748890][   T12] c2 (unregistering): left allmulticast mode
[ 2915.749287][   T12] c2 (unregistering): left promiscuous mode
[ 2915.750477][   T12] br0: port 2(c2) entered disabled state
[ 2916.253503][   T12] br0: port 3(c3) entered disabled state
[ 2916.275632][   T12] c3 (unregistering): left allmulticast mode
[ 2916.276023][   T12] c3 (unregistering): left promiscuous mode
[ 2916.277578][   T12] br0: port 3(c3) entered disabled state
[ 2916.749666][   T12] br0: port 4(sender) entered disabled state
[ 2916.771481][   T12] sender (unregistering): left allmulticast mode
[ 2916.771950][   T12] sender (unregistering): left promiscuous mode
[ 2916.772324][   T12] br0: port 4(sender) entered disabled state