[  472.698903] openvswitch: Open vSwitch switching datapath
[  597.302192] br0: port 1(veth_A-C) entered blocking state
[  597.302261] br0: port 1(veth_A-C) entered disabled state
[  597.302316] veth_A-C: entered allmulticast mode
[  597.302388] veth_A-C: entered promiscuous mode
[  597.302450] br0: port 1(veth_A-C) entered blocking state
[  597.302486] br0: port 1(veth_A-C) entered forwarding state
[  597.446331] br0: port 2(vxlan_a) entered blocking state
[  597.446390] br0: port 2(vxlan_a) entered disabled state
[  597.446449] vxlan_a: entered allmulticast mode
[  597.446520] vxlan_a: entered promiscuous mode
[  597.528065] br0: port 2(vxlan_a) entered blocking state
[  597.528128] br0: port 2(vxlan_a) entered forwarding state
[  600.200132] vxlan_a: left allmulticast mode
[  600.200178] vxlan_a: left promiscuous mode
[  600.200225] br0: port 2(vxlan_a) entered disabled state
[  600.200353] veth_A-C: left allmulticast mode
[  600.200388] veth_A-C: left promiscuous mode
[  600.200424] br0: port 1(veth_A-C) entered disabled state
[  604.115484] br0: port 1(veth_A-C) entered blocking state
[  604.115550] br0: port 1(veth_A-C) entered disabled state
[  604.115614] veth_A-C: entered allmulticast mode
[  604.115694] veth_A-C: entered promiscuous mode
[  604.115774] br0: port 1(veth_A-C) entered blocking state
[  604.115819] br0: port 1(veth_A-C) entered forwarding state
[  604.245169] br0: port 2(vxlan_a) entered blocking state
[  604.245229] br0: port 2(vxlan_a) entered disabled state
[  604.245287] vxlan_a: entered allmulticast mode
[  604.245354] vxlan_a: entered promiscuous mode
[  604.326145] br0: port 2(vxlan_a) entered blocking state
[  604.326213] br0: port 2(vxlan_a) entered forwarding state
[  606.836195] socat (22090) used greatest stack depth: 11384 bytes left
[  606.975566] vxlan_a: left allmulticast mode
[  606.975614] vxlan_a: left promiscuous mode
[  606.975669] br0: port 2(vxlan_a) entered disabled state
[  606.975811] veth_A-C: left allmulticast mode
[  606.975844] veth_A-C: left promiscuous mode
[  606.975877] br0: port 1(veth_A-C) entered disabled state
[  610.688821] br0: port 1(veth_A-C) entered blocking state
[  610.688876] br0: port 1(veth_A-C) entered disabled state
[  610.688934] veth_A-C: entered allmulticast mode
[  610.689001] veth_A-C: entered promiscuous mode
[  610.689059] br0: port 1(veth_A-C) entered blocking state
[  610.689097] br0: port 1(veth_A-C) entered forwarding state
[  610.825330] br0: port 2(vxlan_a) entered blocking state
[  610.825405] br0: port 2(vxlan_a) entered disabled state
[  610.825475] vxlan_a: entered allmulticast mode
[  610.825557] vxlan_a: entered promiscuous mode
[  610.902323] br0: port 2(vxlan_a) entered blocking state
[  610.902377] br0: port 2(vxlan_a) entered forwarding state
[  613.616885] vxlan_a: left allmulticast mode
[  613.616944] vxlan_a: left promiscuous mode
[  613.616992] br0: port 2(vxlan_a) entered disabled state
[  613.617132] veth_A-C: left allmulticast mode
[  613.617174] veth_A-C: left promiscuous mode
[  613.617214] br0: port 1(veth_A-C) entered disabled state
[  617.639149] br0: port 1(veth_A-C) entered blocking state
[  617.639208] br0: port 1(veth_A-C) entered disabled state
[  617.639269] veth_A-C: entered allmulticast mode
[  617.639351] veth_A-C: entered promiscuous mode
[  617.639425] br0: port 1(veth_A-C) entered blocking state
[  617.639463] br0: port 1(veth_A-C) entered forwarding state
[  617.779542] br0: port 2(vxlan_a) entered blocking state
[  617.779607] br0: port 2(vxlan_a) entered disabled state
[  617.779670] vxlan_a: entered allmulticast mode
[  617.779748] vxlan_a: entered promiscuous mode
[  617.858288] br0: port 2(vxlan_a) entered blocking state
[  617.858339] br0: port 2(vxlan_a) entered forwarding state
[  620.575978] vxlan_a: left allmulticast mode
[  620.576033] vxlan_a: left promiscuous mode
[  620.576075] br0: port 2(vxlan_a) entered disabled state
[  620.576199] veth_A-C: left allmulticast mode
[  620.576240] veth_A-C: left promiscuous mode
[  620.576283] br0: port 1(veth_A-C) entered disabled state
[  624.531176] br0: port 1(veth_A-C) entered blocking state
[  624.531237] br0: port 1(veth_A-C) entered disabled state
[  624.531290] veth_A-C: entered allmulticast mode
[  624.531353] veth_A-C: entered promiscuous mode
[  624.531408] br0: port 1(veth_A-C) entered blocking state
[  624.531441] br0: port 1(veth_A-C) entered forwarding state
[  624.675949] br0: port 2(vxlan_a) entered blocking state
[  624.676012] br0: port 2(vxlan_a) entered disabled state
[  624.676076] vxlan_a: entered allmulticast mode
[  624.676151] vxlan_a: entered promiscuous mode
[  624.761199] br0: port 2(vxlan_a) entered blocking state
[  624.761272] br0: port 2(vxlan_a) entered forwarding state
[  627.496338] vxlan_a: left allmulticast mode
[  627.496391] vxlan_a: left promiscuous mode
[  627.496432] br0: port 2(vxlan_a) entered disabled state
[  627.496572] veth_A-C: left allmulticast mode
[  627.496612] veth_A-C: left promiscuous mode
[  627.496652] br0: port 1(veth_A-C) entered disabled state
[  631.588280] br0: port 1(veth_A-C) entered blocking state
[  631.588348] br0: port 1(veth_A-C) entered disabled state
[  631.588420] veth_A-C: entered allmulticast mode
[  631.588498] veth_A-C: entered promiscuous mode
[  631.588566] br0: port 1(veth_A-C) entered blocking state
[  631.588607] br0: port 1(veth_A-C) entered forwarding state
[  631.737682] br0: port 2(vxlan_a) entered blocking state
[  631.737742] br0: port 2(vxlan_a) entered disabled state
[  631.737818] vxlan_a: entered allmulticast mode
[  631.737896] vxlan_a: entered promiscuous mode
[  631.820039] br0: port 2(vxlan_a) entered blocking state
[  631.820105] br0: port 2(vxlan_a) entered forwarding state
[  634.538625] vxlan_a: left allmulticast mode
[  634.538680] vxlan_a: left promiscuous mode
[  634.538722] br0: port 2(vxlan_a) entered disabled state
[  634.538845] veth_A-C: left allmulticast mode
[  634.538880] veth_A-C: left promiscuous mode
[  634.538911] br0: port 1(veth_A-C) entered disabled state
[  638.450023] br0: port 1(veth_A-C) entered blocking state
[  638.450076] br0: port 1(veth_A-C) entered disabled state
[  638.450131] veth_A-C: entered allmulticast mode
[  638.450198] veth_A-C: entered promiscuous mode
[  638.450257] br0: port 1(veth_A-C) entered blocking state
[  638.450288] br0: port 1(veth_A-C) entered forwarding state
[  638.596636] br0: port 2(vxlan_a) entered blocking state
[  638.596716] br0: port 2(vxlan_a) entered disabled state
[  638.596786] vxlan_a: entered allmulticast mode
[  638.596880] vxlan_a: entered promiscuous mode
[  638.685125] br0: port 2(vxlan_a) entered blocking state
[  638.685180] br0: port 2(vxlan_a) entered forwarding state
[  641.454698] vxlan_a: left allmulticast mode
[  641.454764] vxlan_a: left promiscuous mode
[  641.454815] br0: port 2(vxlan_a) entered disabled state
[  641.454950] veth_A-C: left allmulticast mode
[  641.455005] veth_A-C: left promiscuous mode
[  641.455048] br0: port 1(veth_A-C) entered disabled state
[  645.479828] br0: port 1(veth_A-C) entered blocking state
[  645.479887] br0: port 1(veth_A-C) entered disabled state
[  645.479953] veth_A-C: entered allmulticast mode
[  645.480037] veth_A-C: entered promiscuous mode
[  645.480104] br0: port 1(veth_A-C) entered blocking state
[  645.480141] br0: port 1(veth_A-C) entered forwarding state
[  645.627910] br0: port 2(vxlan_a) entered blocking state
[  645.627983] br0: port 2(vxlan_a) entered disabled state
[  645.628055] vxlan_a: entered allmulticast mode
[  645.628140] vxlan_a: entered promiscuous mode
[  645.723887] br0: port 2(vxlan_a) entered blocking state
[  645.723965] br0: port 2(vxlan_a) entered forwarding state
[  648.435104] vxlan_a: left allmulticast mode
[  648.435148] vxlan_a: left promiscuous mode
[  648.435188] br0: port 2(vxlan_a) entered disabled state
[  648.435295] veth_A-C: left allmulticast mode
[  648.435332] veth_A-C: left promiscuous mode
[  648.435364] br0: port 1(veth_A-C) entered disabled state
[  652.185093] br0: port 1(veth_A-C) entered blocking state
[  652.185151] br0: port 1(veth_A-C) entered disabled state
[  652.185207] veth_A-C: entered allmulticast mode
[  652.185275] veth_A-C: entered promiscuous mode
[  652.185335] br0: port 1(veth_A-C) entered blocking state
[  652.185372] br0: port 1(veth_A-C) entered forwarding state
[  652.325158] br0: port 2(geneve_a) entered blocking state
[  652.325212] br0: port 2(geneve_a) entered disabled state
[  652.325266] geneve_a: entered allmulticast mode
[  652.325334] geneve_a: entered promiscuous mode
[  652.411244] br0: port 2(geneve_a) entered blocking state
[  652.411295] br0: port 2(geneve_a) entered forwarding state
[  655.094534] geneve_a: left allmulticast mode
[  655.094589] geneve_a: left promiscuous mode
[  655.094630] br0: port 2(geneve_a) entered disabled state
[  655.094738] veth_A-C: left allmulticast mode
[  655.094788] veth_A-C: left promiscuous mode
[  655.094826] br0: port 1(veth_A-C) entered disabled state
[  658.950602] br0: port 1(veth_A-C) entered blocking state
[  658.950694] br0: port 1(veth_A-C) entered disabled state
[  658.950781] veth_A-C: entered allmulticast mode
[  658.950880] veth_A-C: entered promiscuous mode
[  658.950961] br0: port 1(veth_A-C) entered blocking state
[  658.951013] br0: port 1(veth_A-C) entered forwarding state
[  659.090152] br0: port 2(geneve_a) entered blocking state
[  659.090206] br0: port 2(geneve_a) entered disabled state
[  659.090266] geneve_a: entered allmulticast mode
[  659.090347] geneve_a: entered promiscuous mode
[  659.172982] br0: port 2(geneve_a) entered blocking state
[  659.173040] br0: port 2(geneve_a) entered forwarding state
[  661.828064] geneve_a: left allmulticast mode
[  661.828118] geneve_a: left promiscuous mode
[  661.828159] br0: port 2(geneve_a) entered disabled state
[  661.828276] veth_A-C: left allmulticast mode
[  661.828318] veth_A-C: left promiscuous mode
[  661.828353] br0: port 1(veth_A-C) entered disabled state
[  665.654259] br0: port 1(veth_A-C) entered blocking state
[  665.654327] br0: port 1(veth_A-C) entered disabled state
[  665.654387] veth_A-C: entered allmulticast mode
[  665.654468] veth_A-C: entered promiscuous mode
[  665.654538] br0: port 1(veth_A-C) entered blocking state
[  665.654571] br0: port 1(veth_A-C) entered forwarding state
[  665.797059] br0: port 2(geneve_a) entered blocking state
[  665.797120] br0: port 2(geneve_a) entered disabled state
[  665.797173] geneve_a: entered allmulticast mode
[  665.797254] geneve_a: entered promiscuous mode
[  665.884901] br0: port 2(geneve_a) entered blocking state
[  665.884957] br0: port 2(geneve_a) entered forwarding state
[  668.605110] geneve_a: left allmulticast mode
[  668.605169] geneve_a: left promiscuous mode
[  668.605221] br0: port 2(geneve_a) entered disabled state
[  668.605431] veth_A-C: left allmulticast mode
[  668.605469] veth_A-C: left promiscuous mode
[  668.605502] br0: port 1(veth_A-C) entered disabled state
[  672.424806] br0: port 1(veth_A-C) entered blocking state
[  672.424860] br0: port 1(veth_A-C) entered disabled state
[  672.424908] veth_A-C: entered allmulticast mode
[  672.424991] veth_A-C: entered promiscuous mode
[  672.425059] br0: port 1(veth_A-C) entered blocking state
[  672.425092] br0: port 1(veth_A-C) entered forwarding state
[  672.554387] br0: port 2(geneve_a) entered blocking state
[  672.554448] br0: port 2(geneve_a) entered disabled state
[  672.554502] geneve_a: entered allmulticast mode
[  672.554577] geneve_a: entered promiscuous mode
[  672.629468] br0: port 2(geneve_a) entered blocking state
[  672.629522] br0: port 2(geneve_a) entered forwarding state
[  675.267279] geneve_a: left allmulticast mode
[  675.267328] geneve_a: left promiscuous mode
[  675.267364] br0: port 2(geneve_a) entered disabled state
[  675.267468] veth_A-C: left allmulticast mode
[  675.267503] veth_A-C: left promiscuous mode
[  675.267540] br0: port 1(veth_A-C) entered disabled state
[  679.024882] br0: port 1(veth_A-C) entered blocking state
[  679.024938] br0: port 1(veth_A-C) entered disabled state
[  679.024993] veth_A-C: entered allmulticast mode
[  679.025078] veth_A-C: entered promiscuous mode
[  679.025144] br0: port 1(veth_A-C) entered blocking state
[  679.025182] br0: port 1(veth_A-C) entered forwarding state
[  679.166953] br0: port 2(geneve_a) entered blocking state
[  679.167015] br0: port 2(geneve_a) entered disabled state
[  679.167075] geneve_a: entered allmulticast mode
[  679.167150] geneve_a: entered promiscuous mode
[  679.244839] br0: port 2(geneve_a) entered blocking state
[  679.244895] br0: port 2(geneve_a) entered forwarding state
[  681.949845] geneve_a: left allmulticast mode
[  681.949906] geneve_a: left promiscuous mode
[  681.949951] br0: port 2(geneve_a) entered disabled state
[  681.950058] veth_A-C: left allmulticast mode
[  681.950111] veth_A-C: left promiscuous mode
[  681.950151] br0: port 1(veth_A-C) entered disabled state
[  685.797330] br0: port 1(veth_A-C) entered blocking state
[  685.797388] br0: port 1(veth_A-C) entered disabled state
[  685.797444] veth_A-C: entered allmulticast mode
[  685.797510] veth_A-C: entered promiscuous mode
[  685.797570] br0: port 1(veth_A-C) entered blocking state
[  685.797605] br0: port 1(veth_A-C) entered forwarding state
[  685.933493] br0: port 2(geneve_a) entered blocking state
[  685.933549] br0: port 2(geneve_a) entered disabled state
[  685.933604] geneve_a: entered allmulticast mode
[  685.933673] geneve_a: entered promiscuous mode
[  686.017247] br0: port 2(geneve_a) entered blocking state
[  686.017312] br0: port 2(geneve_a) entered forwarding state
[  688.736935] geneve_a: left allmulticast mode
[  688.737009] geneve_a: left promiscuous mode
[  688.737054] br0: port 2(geneve_a) entered disabled state
[  688.737192] veth_A-C: left allmulticast mode
[  688.737241] veth_A-C: left promiscuous mode
[  688.737285] br0: port 1(veth_A-C) entered disabled state
[  692.574729] br0: port 1(veth_A-C) entered blocking state
[  692.574799] br0: port 1(veth_A-C) entered disabled state
[  692.574865] veth_A-C: entered allmulticast mode
[  692.574937] veth_A-C: entered promiscuous mode
[  692.575003] br0: port 1(veth_A-C) entered blocking state
[  692.575041] br0: port 1(veth_A-C) entered forwarding state
[  692.712239] br0: port 2(geneve_a) entered blocking state
[  692.712316] br0: port 2(geneve_a) entered disabled state
[  692.712392] geneve_a: entered allmulticast mode
[  692.712480] geneve_a: entered promiscuous mode
[  692.796090] br0: port 2(geneve_a) entered blocking state
[  692.796147] br0: port 2(geneve_a) entered forwarding state
[  695.531915] geneve_a: left allmulticast mode
[  695.531992] geneve_a: left promiscuous mode
[  695.532039] br0: port 2(geneve_a) entered disabled state
[  695.532178] veth_A-C: left allmulticast mode
[  695.532222] veth_A-C: left promiscuous mode
[  695.532268] br0: port 1(veth_A-C) entered disabled state
[  699.395649] br0: port 1(veth_A-C) entered blocking state
[  699.395713] br0: port 1(veth_A-C) entered disabled state
[  699.395782] veth_A-C: entered allmulticast mode
[  699.395851] veth_A-C: entered promiscuous mode
[  699.395916] br0: port 1(veth_A-C) entered blocking state
[  699.395950] br0: port 1(veth_A-C) entered forwarding state
[  699.522998] br0: port 2(geneve_a) entered blocking state
[  699.523051] br0: port 2(geneve_a) entered disabled state
[  699.523114] geneve_a: entered allmulticast mode
[  699.523194] geneve_a: entered promiscuous mode
[  699.591941] br0: port 2(geneve_a) entered blocking state
[  699.591990] br0: port 2(geneve_a) entered forwarding state
[  702.236397] geneve_a: left allmulticast mode
[  702.236447] geneve_a: left promiscuous mode
[  702.236486] br0: port 2(geneve_a) entered disabled state
[  702.236625] veth_A-C: left allmulticast mode
[  702.236657] veth_A-C: left promiscuous mode
[  702.236698] br0: port 1(veth_A-C) entered disabled state
[  706.293073] netlink: 'python3': attribute type 2 has an invalid length.
[  706.293340] ovs_br0: entered promiscuous mode
[  707.242343] veth_A-C: entered promiscuous mode
[  708.139205] vxlan_a: entered promiscuous mode
[  716.832355] veth_A-C (unregistering): left promiscuous mode
[  717.665610] vxlan_a: left promiscuous mode
[  719.312465] ovs_br0: left promiscuous mode
[  720.989280] netlink: 'python3': attribute type 2 has an invalid length.
[  720.989562] ovs_br0: entered promiscuous mode
[  721.991358] veth_A-C: entered promiscuous mode
[  723.026249] vxlan_a: entered promiscuous mode
[  731.785405] veth_A-C (unregistering): left promiscuous mode
[  732.567441] vxlan_a: left promiscuous mode
[  734.119973] ovs_br0: left promiscuous mode
[  735.624696] netlink: 'python3': attribute type 2 has an invalid length.
[  735.624931] ovs_br0: entered promiscuous mode
[  736.590217] veth_A-C: entered promiscuous mode
[  737.454691] vxlan_a: entered promiscuous mode
[  745.535680] veth_A-C (unregistering): left promiscuous mode
[  746.370979] vxlan_a: left promiscuous mode
[  748.106141] ovs_br0: left promiscuous mode
[  749.834893] netlink: 'python3': attribute type 2 has an invalid length.
[  749.835147] ovs_br0: entered promiscuous mode
[  750.847467] veth_A-C: entered promiscuous mode
[  751.828120] vxlan_a: entered promiscuous mode
[  760.791583] veth_A-C (unregistering): left promiscuous mode
[  761.742621] vxlan_a: left promiscuous mode
[  763.553136] ovs_br0: left promiscuous mode
[  765.201649] netlink: 'python3': attribute type 2 has an invalid length.
[  765.201971] ovs_br0: entered promiscuous mode
[  766.207354] veth_A-C: entered promiscuous mode
[  767.228887] vxlan_a: entered promiscuous mode
[  776.173432] veth_A-C (unregistering): left promiscuous mode
[  777.096960] vxlan_a: left promiscuous mode
[  778.813178] ovs_br0: left promiscuous mode
[  780.599258] netlink: 'python3': attribute type 2 has an invalid length.
[  780.599533] ovs_br0: entered promiscuous mode
[  781.606604] veth_A-C: entered promiscuous mode
[  782.540100] vxlan_a: entered promiscuous mode
[  790.993391] veth_A-C (unregistering): left promiscuous mode
[  791.829851] vxlan_a: left promiscuous mode
[  793.524738] ovs_br0: left promiscuous mode
[  795.128008] netlink: 'python3': attribute type 2 has an invalid length.
[  795.128230] ovs_br0: entered promiscuous mode
[  796.085549] veth_A-C: entered promiscuous mode
[  797.037927] vxlan_a: entered promiscuous mode
[  805.968248] veth_A-C (unregistering): left promiscuous mode
[  806.852658] vxlan_a: left promiscuous mode
[  808.514772] ovs_br0: left promiscuous mode
[  810.133413] netlink: 'python3': attribute type 2 has an invalid length.
[  810.133640] ovs_br0: entered promiscuous mode
[  811.053613] veth_A-C: entered promiscuous mode
[  811.939155] vxlan_a: entered promiscuous mode
[  820.401532] veth_A-C (unregistering): left promiscuous mode
[  821.167125] vxlan_a: left promiscuous mode
[  822.749770] ovs_br0: left promiscuous mode
[  824.344093] netlink: 'python3': attribute type 2 has an invalid length.
[  824.344337] ovs_br0: entered promiscuous mode
[  825.356617] veth_A-C: entered promiscuous mode
[  826.328093] geneve_a: entered promiscuous mode
[  834.741389] veth_A-C (unregistering): left promiscuous mode
[  836.428858] geneve_a: left promiscuous mode
[  837.329521] ovs_br0: left promiscuous mode
[  839.057735] netlink: 'python3': attribute type 2 has an invalid length.
[  839.058068] ovs_br0: entered promiscuous mode
[  840.063607] veth_A-C: entered promiscuous mode
[  841.060407] geneve_a: entered promiscuous mode
[  849.899877] veth_A-C (unregistering): left promiscuous mode
[  851.669561] geneve_a: left promiscuous mode
[  852.508515] ovs_br0: left promiscuous mode
[  854.177477] netlink: 'python3': attribute type 2 has an invalid length.
[  854.177708] ovs_br0: entered promiscuous mode
[  855.153374] veth_A-C: entered promiscuous mode
[  856.057597] geneve_a: entered promiscuous mode
[  864.657514] veth_A-C (unregistering): left promiscuous mode
[  866.229778] geneve_a: left promiscuous mode
[  867.016861] ovs_br0: left promiscuous mode
[  868.572664] netlink: 'python3': attribute type 2 has an invalid length.
[  868.572895] ovs_br0: entered promiscuous mode
[  869.505108] veth_A-C: entered promiscuous mode
[  870.433721] geneve_a: entered promiscuous mode
[  879.058392] veth_A-C (unregistering): left promiscuous mode
[  880.810777] geneve_a: left promiscuous mode
[  881.632362] ovs_br0: left promiscuous mode
[  883.221969] netlink: 'python3': attribute type 2 has an invalid length.
[  883.222239] ovs_br0: entered promiscuous mode
[  884.166981] veth_A-C: entered promiscuous mode
[  885.059594] geneve_a: entered promiscuous mode
[  893.646324] veth_A-C (unregistering): left promiscuous mode
[  895.342366] geneve_a: left promiscuous mode
[  896.223780] ovs_br0: left promiscuous mode
[  898.060111] netlink: 'python3': attribute type 2 has an invalid length.
[  898.060355] ovs_br0: entered promiscuous mode
[  899.110250] veth_A-C: entered promiscuous mode
[  900.118432] geneve_a: entered promiscuous mode
[  909.169370] veth_A-C (unregistering): left promiscuous mode
[  910.795511] geneve_a: left promiscuous mode
[  911.617574] ovs_br0: left promiscuous mode
[  913.239315] netlink: 'python3': attribute type 2 has an invalid length.
[  913.239597] ovs_br0: entered promiscuous mode
[  914.307718] veth_A-C: entered promiscuous mode
[  915.271014] geneve_a: entered promiscuous mode
[  924.363410] veth_A-C (unregistering): left promiscuous mode
[  926.136332] geneve_a: left promiscuous mode
[  926.977872] ovs_br0: left promiscuous mode
[  928.800317] netlink: 'python3': attribute type 2 has an invalid length.
[  928.800615] ovs_br0: entered promiscuous mode
[  929.829946] veth_A-C: entered promiscuous mode
[  930.833928] geneve_a: entered promiscuous mode
[  939.844480] veth_A-C (unregistering): left promiscuous mode
[  941.533568] geneve_a: left promiscuous mode
[  942.431478] ovs_br0: left promiscuous mode
[ 1116.797793] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5
[ 1127.037790] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5