[   11.368117] br0: port 1(c1) entered blocking state
[   11.368150] br0: port 1(c1) entered disabled state
[   11.368229] c1: entered allmulticast mode
[   11.368298] c1: entered promiscuous mode
[   11.385393] br0: port 2(c2) entered blocking state
[   11.385412] br0: port 2(c2) entered disabled state
[   11.385431] c2: entered allmulticast mode
[   11.385458] c2: entered promiscuous mode
[   11.402475] br0: port 3(c3) entered blocking state
[   11.402493] br0: port 3(c3) entered disabled state
[   11.402515] c3: entered allmulticast mode
[   11.402544] c3: entered promiscuous mode
[   11.410065] ip (1914) used greatest stack depth: 12008 bytes left
[   11.419627] br0: port 4(sender) entered blocking state
[   11.419673] br0: port 4(sender) entered disabled state
[   11.419722] sender: entered allmulticast mode
[   11.419785] sender: entered promiscuous mode
[   11.426558] br0: port 4(sender) entered blocking state
[   11.426603] br0: port 4(sender) entered forwarding state
[   11.426653] br0: port 3(c3) entered blocking state
[   11.426699] br0: port 3(c3) entered forwarding state
[   11.426748] br0: port 2(c2) entered blocking state
[   11.426794] br0: port 2(c2) entered forwarding state
[   11.426842] br0: port 1(c1) entered blocking state
[   11.426889] br0: port 1(c1) entered forwarding state
[   22.126578] br0: port 1(c1) entered disabled state
[   22.126745] c1 (unregistering): left allmulticast mode
[   22.126798] c1 (unregistering): left promiscuous mode
[   22.126846] br0: port 1(c1) entered disabled state
[   22.139976] br0: port 2(c2) entered disabled state
[   22.140118] c2 (unregistering): left allmulticast mode
[   22.140167] c2 (unregistering): left promiscuous mode
[   22.140214] br0: port 2(c2) entered disabled state
[   22.153111] br0: port 3(c3) entered disabled state
[   22.153314] c3 (unregistering): left allmulticast mode
[   22.153361] c3 (unregistering): left promiscuous mode
[   22.153437] br0: port 3(c3) entered disabled state
[   22.166312] br0: port 4(sender) entered disabled state
[   22.166527] sender (unregistering): left allmulticast mode
[   22.166575] sender (unregistering): left promiscuous mode
[   22.166621] br0: port 4(sender) entered disabled state