[   31.608030][  T256] ip (256) used greatest stack depth: 24032 bytes left
[   44.397320][  T345] ip (345) used greatest stack depth: 24024 bytes left
[  191.633639][ T1559] ip (1559) used greatest stack depth: 23424 bytes left
[  426.191815][ T3379] ping6 (3379) used greatest stack depth: 23168 bytes left
[  459.691495][ T3645] br0: port 1(veth_A-C) entered blocking state
[  459.691917][ T3645] br0: port 1(veth_A-C) entered disabled state
[  459.692173][ T3645] veth_A-C: entered allmulticast mode
[  459.693604][ T3645] veth_A-C: entered promiscuous mode
[  459.695338][ T3645] br0: port 1(veth_A-C) entered blocking state
[  459.695667][ T3645] br0: port 1(veth_A-C) entered forwarding state
[  461.132974][ T3655] br0: port 2(vxlan_a) entered blocking state
[  461.135104][ T3655] br0: port 2(vxlan_a) entered disabled state
[  461.135499][ T3655] vxlan_a: entered allmulticast mode
[  461.137388][ T3655] vxlan_a: entered promiscuous mode
[  461.954505][ T3661] br0: port 2(vxlan_a) entered blocking state
[  461.954872][ T3661] br0: port 2(vxlan_a) entered forwarding state
[  471.407081][   T74] vxlan_a: left allmulticast mode
[  471.407623][   T74] vxlan_a: left promiscuous mode
[  471.408095][   T74] br0: port 2(vxlan_a) entered disabled state
[  471.412011][   T74] veth_A-C: left allmulticast mode
[  471.412450][   T74] veth_A-C: left promiscuous mode
[  471.412888][   T74] br0: port 1(veth_A-C) entered disabled state
[  491.018688][ T3842] br0: port 1(veth_A-C) entered blocking state
[  491.018975][ T3842] br0: port 1(veth_A-C) entered disabled state
[  491.019586][ T3842] veth_A-C: entered allmulticast mode
[  491.020843][ T3842] veth_A-C: entered promiscuous mode
[  491.022272][ T3842] br0: port 1(veth_A-C) entered blocking state
[  491.022534][ T3842] br0: port 1(veth_A-C) entered forwarding state
[  492.359116][ T3852] br0: port 2(vxlan_a) entered blocking state
[  492.359414][ T3852] br0: port 2(vxlan_a) entered disabled state
[  492.359754][ T3852] vxlan_a: entered allmulticast mode
[  492.361055][ T3852] vxlan_a: entered promiscuous mode
[  493.181001][ T3858] br0: port 2(vxlan_a) entered blocking state
[  493.181387][ T3858] br0: port 2(vxlan_a) entered forwarding state
[  502.180944][   T74] vxlan_a: left allmulticast mode
[  502.181163][   T74] vxlan_a: left promiscuous mode
[  502.181588][   T74] br0: port 2(vxlan_a) entered disabled state
[  502.183144][   T74] veth_A-C: left allmulticast mode
[  502.183477][   T74] veth_A-C: left promiscuous mode
[  502.183809][   T74] br0: port 1(veth_A-C) entered disabled state
[  515.915621][ T4027] br0: port 1(veth_A-C) entered blocking state
[  515.915980][ T4027] br0: port 1(veth_A-C) entered disabled state
[  515.917872][ T4027] veth_A-C: entered allmulticast mode
[  515.919803][ T4027] veth_A-C: entered promiscuous mode
[  515.921429][ T4027] br0: port 1(veth_A-C) entered blocking state
[  515.921675][ T4027] br0: port 1(veth_A-C) entered forwarding state
[  517.262218][ T4037] br0: port 2(vxlan_a) entered blocking state
[  517.262606][ T4037] br0: port 2(vxlan_a) entered disabled state
[  517.262977][ T4037] vxlan_a: entered allmulticast mode
[  517.264898][ T4037] vxlan_a: entered promiscuous mode
[  518.059039][ T4043] br0: port 2(vxlan_a) entered blocking state
[  518.059310][ T4043] br0: port 2(vxlan_a) entered forwarding state
[  527.169831][   T74] vxlan_a: left allmulticast mode
[  527.170038][   T74] vxlan_a: left promiscuous mode
[  527.170367][   T74] br0: port 2(vxlan_a) entered disabled state
[  527.171579][   T74] veth_A-C: left allmulticast mode
[  527.171746][   T74] veth_A-C: left promiscuous mode
[  527.172007][   T74] br0: port 1(veth_A-C) entered disabled state
[  541.611829][ T4224] br0: port 1(veth_A-C) entered blocking state
[  541.612235][ T4224] br0: port 1(veth_A-C) entered disabled state
[  541.612575][ T4224] veth_A-C: entered allmulticast mode
[  541.614301][ T4224] veth_A-C: entered promiscuous mode
[  541.615886][ T4224] br0: port 1(veth_A-C) entered blocking state
[  541.616232][ T4224] br0: port 1(veth_A-C) entered forwarding state
[  543.027998][ T4234] br0: port 2(vxlan_a) entered blocking state
[  543.029453][ T4234] br0: port 2(vxlan_a) entered disabled state
[  543.037880][ T4234] vxlan_a: entered allmulticast mode
[  543.039824][ T4234] vxlan_a: entered promiscuous mode
[  543.842401][ T4240] br0: port 2(vxlan_a) entered blocking state
[  543.842632][ T4240] br0: port 2(vxlan_a) entered forwarding state
[  552.440880][   T74] vxlan_a: left allmulticast mode
[  552.441118][   T74] vxlan_a: left promiscuous mode
[  552.441436][   T74] br0: port 2(vxlan_a) entered disabled state
[  552.442764][   T74] veth_A-C: left allmulticast mode
[  552.442918][   T74] veth_A-C: left promiscuous mode
[  552.443190][   T74] br0: port 1(veth_A-C) entered disabled state
[  566.415898][ T4409] br0: port 1(veth_A-C) entered blocking state
[  566.416145][ T4409] br0: port 1(veth_A-C) entered disabled state
[  566.416425][ T4409] veth_A-C: entered allmulticast mode
[  566.417601][ T4409] veth_A-C: entered promiscuous mode
[  566.419063][ T4409] br0: port 1(veth_A-C) entered blocking state
[  566.419311][ T4409] br0: port 1(veth_A-C) entered forwarding state
[  567.864649][ T4419] br0: port 2(vxlan_a) entered blocking state
[  567.865005][ T4419] br0: port 2(vxlan_a) entered disabled state
[  567.865384][ T4419] vxlan_a: entered allmulticast mode
[  567.867368][ T4419] vxlan_a: entered promiscuous mode
[  568.671776][ T4425] br0: port 2(vxlan_a) entered blocking state
[  568.672176][ T4425] br0: port 2(vxlan_a) entered forwarding state
[  577.386480][   T74] vxlan_a: left allmulticast mode
[  577.386684][   T74] vxlan_a: left promiscuous mode
[  577.386970][   T74] br0: port 2(vxlan_a) entered disabled state
[  577.388329][   T74] veth_A-C: left allmulticast mode
[  577.388480][   T74] veth_A-C: left promiscuous mode
[  577.388801][   T74] br0: port 1(veth_A-C) entered disabled state
[  591.875935][ T4606] br0: port 1(veth_A-C) entered blocking state
[  591.876185][ T4606] br0: port 1(veth_A-C) entered disabled state
[  591.876893][ T4606] veth_A-C: entered allmulticast mode
[  591.878093][ T4606] veth_A-C: entered promiscuous mode
[  591.879120][ T4606] br0: port 1(veth_A-C) entered blocking state
[  591.879359][ T4606] br0: port 1(veth_A-C) entered forwarding state
[  593.199806][ T4616] br0: port 2(vxlan_a) entered blocking state
[  593.200050][ T4616] br0: port 2(vxlan_a) entered disabled state
[  593.201010][ T4616] vxlan_a: entered allmulticast mode
[  593.202223][ T4616] vxlan_a: entered promiscuous mode
[  593.974053][ T4622] br0: port 2(vxlan_a) entered blocking state
[  593.974328][ T4622] br0: port 2(vxlan_a) entered forwarding state
[  602.408445][   T74] vxlan_a: left allmulticast mode
[  602.408625][   T74] vxlan_a: left promiscuous mode
[  602.408903][   T74] br0: port 2(vxlan_a) entered disabled state
[  602.410135][   T74] veth_A-C: left allmulticast mode
[  602.410368][   T74] veth_A-C: left promiscuous mode
[  602.410674][   T74] br0: port 1(veth_A-C) entered disabled state
[  615.560140][ T4791] br0: port 1(veth_A-C) entered blocking state
[  615.560881][ T4791] br0: port 1(veth_A-C) entered disabled state
[  615.561152][ T4791] veth_A-C: entered allmulticast mode
[  615.562385][ T4791] veth_A-C: entered promiscuous mode
[  615.563456][ T4791] br0: port 1(veth_A-C) entered blocking state
[  615.563706][ T4791] br0: port 1(veth_A-C) entered forwarding state
[  616.836759][ T4801] br0: port 2(vxlan_a) entered blocking state
[  616.837029][ T4801] br0: port 2(vxlan_a) entered disabled state
[  616.837323][ T4801] vxlan_a: entered allmulticast mode
[  616.838648][ T4801] vxlan_a: entered promiscuous mode
[  617.615374][ T4807] br0: port 2(vxlan_a) entered blocking state
[  617.615709][ T4807] br0: port 2(vxlan_a) entered forwarding state
[  626.187133][   T74] vxlan_a: left allmulticast mode
[  626.187360][   T74] vxlan_a: left promiscuous mode
[  626.187731][   T74] br0: port 2(vxlan_a) entered disabled state
[  626.189229][   T74] veth_A-C: left allmulticast mode
[  626.189480][   T74] veth_A-C: left promiscuous mode
[  626.189869][   T74] br0: port 1(veth_A-C) entered disabled state
[  640.241855][ T4988] br0: port 1(veth_A-C) entered blocking state
[  640.242107][ T4988] br0: port 1(veth_A-C) entered disabled state
[  640.242354][ T4988] veth_A-C: entered allmulticast mode
[  640.243506][ T4988] veth_A-C: entered promiscuous mode
[  640.244551][ T4988] br0: port 1(veth_A-C) entered blocking state
[  640.244777][ T4988] br0: port 1(veth_A-C) entered forwarding state
[  641.492747][ T4998] br0: port 2(vxlan_a) entered blocking state
[  641.493053][ T4998] br0: port 2(vxlan_a) entered disabled state
[  641.493878][ T4998] vxlan_a: entered allmulticast mode
[  641.494991][ T4998] vxlan_a: entered promiscuous mode
[  642.249228][ T5004] br0: port 2(vxlan_a) entered blocking state
[  642.249463][ T5004] br0: port 2(vxlan_a) entered forwarding state
[  650.638982][   T74] vxlan_a: left allmulticast mode
[  650.639256][   T74] vxlan_a: left promiscuous mode
[  650.639648][   T74] br0: port 2(vxlan_a) entered disabled state
[  650.641530][   T74] veth_A-C: left allmulticast mode
[  650.641757][   T74] veth_A-C: left promiscuous mode
[  650.642177][   T74] br0: port 1(veth_A-C) entered disabled state
[  663.182060][ T5175] br0: port 1(veth_A-C) entered blocking state
[  663.182371][ T5175] br0: port 1(veth_A-C) entered disabled state
[  663.182718][ T5175] veth_A-C: entered allmulticast mode
[  663.184000][ T5175] veth_A-C: entered promiscuous mode
[  663.185053][ T5175] br0: port 1(veth_A-C) entered blocking state
[  663.185343][ T5175] br0: port 1(veth_A-C) entered forwarding state
[  664.538307][ T5185] br0: port 2(geneve_a) entered blocking state
[  664.538544][ T5185] br0: port 2(geneve_a) entered disabled state
[  664.538784][ T5185] geneve_a: entered allmulticast mode
[  664.539969][ T5185] geneve_a: entered promiscuous mode
[  665.284758][ T5191] br0: port 2(geneve_a) entered blocking state
[  665.284990][ T5191] br0: port 2(geneve_a) entered forwarding state
[  673.808450][   T74] geneve_a: left allmulticast mode
[  673.808678][   T74] geneve_a: left promiscuous mode
[  673.808989][   T74] br0: port 2(geneve_a) entered disabled state
[  673.810559][   T74] veth_A-C: left allmulticast mode
[  673.810740][   T74] veth_A-C: left promiscuous mode
[  673.811050][   T74] br0: port 1(veth_A-C) entered disabled state
[  687.604890][ T5373] br0: port 1(veth_A-C) entered blocking state
[  687.605133][ T5373] br0: port 1(veth_A-C) entered disabled state
[  687.605368][ T5373] veth_A-C: entered allmulticast mode
[  687.606488][ T5373] veth_A-C: entered promiscuous mode
[  687.607465][ T5373] br0: port 1(veth_A-C) entered blocking state
[  687.607661][ T5373] br0: port 1(veth_A-C) entered forwarding state
[  688.871398][ T5383] br0: port 2(geneve_a) entered blocking state
[  688.871657][ T5383] br0: port 2(geneve_a) entered disabled state
[  688.871897][ T5383] geneve_a: entered allmulticast mode
[  688.873070][ T5383] geneve_a: entered promiscuous mode
[  689.672844][ T5389] br0: port 2(geneve_a) entered blocking state
[  689.673118][ T5389] br0: port 2(geneve_a) entered forwarding state
[  698.308049][   T74] geneve_a: left allmulticast mode
[  698.308291][   T74] geneve_a: left promiscuous mode
[  698.308586][   T74] br0: port 2(geneve_a) entered disabled state
[  698.314971][   T74] veth_A-C: left allmulticast mode
[  698.315160][   T74] veth_A-C: left promiscuous mode
[  698.315591][   T74] br0: port 1(veth_A-C) entered disabled state
[  711.197536][ T5558] br0: port 1(veth_A-C) entered blocking state
[  711.197756][ T5558] br0: port 1(veth_A-C) entered disabled state
[  711.198008][ T5558] veth_A-C: entered allmulticast mode
[  711.199826][ T5558] veth_A-C: entered promiscuous mode
[  711.200865][ T5558] br0: port 1(veth_A-C) entered blocking state
[  711.201067][ T5558] br0: port 1(veth_A-C) entered forwarding state
[  712.416821][ T5568] br0: port 2(geneve_a) entered blocking state
[  712.417057][ T5568] br0: port 2(geneve_a) entered disabled state
[  712.417300][ T5568] geneve_a: entered allmulticast mode
[  712.418477][ T5568] geneve_a: entered promiscuous mode
[  713.167541][ T5574] br0: port 2(geneve_a) entered blocking state
[  713.167777][ T5574] br0: port 2(geneve_a) entered forwarding state
[  721.764894][   T74] geneve_a: left allmulticast mode
[  721.765125][   T74] geneve_a: left promiscuous mode
[  721.765529][   T74] br0: port 2(geneve_a) entered disabled state
[  721.767766][   T74] veth_A-C: left allmulticast mode
[  721.767990][   T74] veth_A-C: left promiscuous mode
[  721.768389][   T74] br0: port 1(veth_A-C) entered disabled state
[  735.497274][ T5756] br0: port 1(veth_A-C) entered blocking state
[  735.497514][ T5756] br0: port 1(veth_A-C) entered disabled state
[  735.497748][ T5756] veth_A-C: entered allmulticast mode
[  735.498950][ T5756] veth_A-C: entered promiscuous mode
[  735.499964][ T5756] br0: port 1(veth_A-C) entered blocking state
[  735.500175][ T5756] br0: port 1(veth_A-C) entered forwarding state
[  736.855963][ T5766] br0: port 2(geneve_a) entered blocking state
[  736.856182][ T5766] br0: port 2(geneve_a) entered disabled state
[  736.856931][ T5766] geneve_a: entered allmulticast mode
[  736.858070][ T5766] geneve_a: entered promiscuous mode
[  737.692105][ T5772] br0: port 2(geneve_a) entered blocking state
[  737.692349][ T5772] br0: port 2(geneve_a) entered forwarding state
[  746.271309][   T74] geneve_a: left allmulticast mode
[  746.271512][   T74] geneve_a: left promiscuous mode
[  746.271808][   T74] br0: port 2(geneve_a) entered disabled state
[  746.273437][   T74] veth_A-C: left allmulticast mode
[  746.273624][   T74] veth_A-C: left promiscuous mode
[  746.273889][   T74] br0: port 1(veth_A-C) entered disabled state
[  759.081901][ T5942] br0: port 1(veth_A-C) entered blocking state
[  759.082180][ T5942] br0: port 1(veth_A-C) entered disabled state
[  759.082457][ T5942] veth_A-C: entered allmulticast mode
[  759.083644][ T5942] veth_A-C: entered promiscuous mode
[  759.084660][ T5942] br0: port 1(veth_A-C) entered blocking state
[  759.084885][ T5942] br0: port 1(veth_A-C) entered forwarding state
[  760.388820][ T5952] br0: port 2(geneve_a) entered blocking state
[  760.389166][ T5952] br0: port 2(geneve_a) entered disabled state
[  760.389538][ T5952] geneve_a: entered allmulticast mode
[  760.391416][ T5952] geneve_a: entered promiscuous mode
[  761.147355][ T5958] br0: port 2(geneve_a) entered blocking state
[  761.147610][ T5958] br0: port 2(geneve_a) entered forwarding state
[  769.649176][   T74] geneve_a: left allmulticast mode
[  769.649585][   T74] geneve_a: left promiscuous mode
[  769.649983][   T74] br0: port 2(geneve_a) entered disabled state
[  769.652376][   T74] veth_A-C: left allmulticast mode
[  769.652628][   T74] veth_A-C: left promiscuous mode
[  769.653036][   T74] br0: port 1(veth_A-C) entered disabled state
[  783.316833][ T6139] br0: port 1(veth_A-C) entered blocking state
[  783.317156][ T6139] br0: port 1(veth_A-C) entered disabled state
[  783.317475][ T6139] veth_A-C: entered allmulticast mode
[  783.318659][ T6139] veth_A-C: entered promiscuous mode
[  783.319729][ T6139] br0: port 1(veth_A-C) entered blocking state
[  783.319937][ T6139] br0: port 1(veth_A-C) entered forwarding state
[  784.721942][ T6149] br0: port 2(geneve_a) entered blocking state
[  784.722167][ T6149] br0: port 2(geneve_a) entered disabled state
[  784.722580][ T6149] geneve_a: entered allmulticast mode
[  784.723712][ T6149] geneve_a: entered promiscuous mode
[  785.467272][ T6155] br0: port 2(geneve_a) entered blocking state
[  785.467533][ T6155] br0: port 2(geneve_a) entered forwarding state
[  793.865348][   T74] geneve_a: left allmulticast mode
[  793.865535][   T74] geneve_a: left promiscuous mode
[  793.865820][   T74] br0: port 2(geneve_a) entered disabled state
[  793.867039][   T74] veth_A-C: left allmulticast mode
[  793.867220][   T74] veth_A-C: left promiscuous mode
[  793.867490][   T74] br0: port 1(veth_A-C) entered disabled state
[  806.534685][ T6324] br0: port 1(veth_A-C) entered blocking state
[  806.534914][ T6324] br0: port 1(veth_A-C) entered disabled state
[  806.535144][ T6324] veth_A-C: entered allmulticast mode
[  806.536341][ T6324] veth_A-C: entered promiscuous mode
[  806.537410][ T6324] br0: port 1(veth_A-C) entered blocking state
[  806.537629][ T6324] br0: port 1(veth_A-C) entered forwarding state
[  807.829496][ T6334] br0: port 2(geneve_a) entered blocking state
[  807.829800][ T6334] br0: port 2(geneve_a) entered disabled state
[  807.830020][ T6334] geneve_a: entered allmulticast mode
[  807.831173][ T6334] geneve_a: entered promiscuous mode
[  808.567384][ T6340] br0: port 2(geneve_a) entered blocking state
[  808.567630][ T6340] br0: port 2(geneve_a) entered forwarding state
[  817.052652][   T74] geneve_a: left allmulticast mode
[  817.052891][   T74] geneve_a: left promiscuous mode
[  817.053154][   T74] br0: port 2(geneve_a) entered disabled state
[  817.060320][   T74] veth_A-C: left allmulticast mode
[  817.060478][   T74] veth_A-C: left promiscuous mode
[  817.060784][   T74] br0: port 1(veth_A-C) entered disabled state
[  830.961230][ T6521] br0: port 1(veth_A-C) entered blocking state
[  830.961481][ T6521] br0: port 1(veth_A-C) entered disabled state
[  830.961717][ T6521] veth_A-C: entered allmulticast mode
[  830.962884][ T6521] veth_A-C: entered promiscuous mode
[  830.964433][ T6521] br0: port 1(veth_A-C) entered blocking state
[  830.964643][ T6521] br0: port 1(veth_A-C) entered forwarding state
[  832.282480][ T6531] br0: port 2(geneve_a) entered blocking state
[  832.282760][ T6531] br0: port 2(geneve_a) entered disabled state
[  832.283018][ T6531] geneve_a: entered allmulticast mode
[  832.284245][ T6531] geneve_a: entered promiscuous mode
[  833.049701][ T6537] br0: port 2(geneve_a) entered blocking state
[  833.049954][ T6537] br0: port 2(geneve_a) entered forwarding state
[  841.559866][   T74] geneve_a: left allmulticast mode
[  841.560107][   T74] geneve_a: left promiscuous mode
[  841.560518][   T74] br0: port 2(geneve_a) entered disabled state
[  841.569855][   T74] veth_A-C: left allmulticast mode
[  841.570022][   T74] veth_A-C: left promiscuous mode
[  841.570307][   T74] br0: port 1(veth_A-C) entered disabled state
[ 1300.811689][T10773] Initializing XFRM netlink socket
[ 1304.958915][T10809] ping6 (10809) used greatest stack depth: 23120 bytes left
[ 1505.923323][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1505.923781][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1505.923781][T12477]      dst_init+0x84/0x4a0
[ 1505.923781][T12477]      dst_alloc+0x97/0x150
[ 1505.923781][T12477]      ip6_dst_alloc+0x23/0x90
[ 1505.923781][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1505.923781][T12477]      ip6_pol_route+0x56f/0x840
[ 1505.923781][T12477]      fib6_rule_lookup+0x334/0x630
[ 1505.923781][T12477]      ip6_route_output_flags+0x259/0x480
[ 1505.923781][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1505.923781][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1505.923781][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1505.923781][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1505.923781][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1505.923781][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1505.923781][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1505.923781][T12477]      arp_solicit+0x4aa/0xe20
[ 1505.923781][T12477]      neigh_probe+0xaa/0xf0
[ 1505.923781][T12477] 
[ 1505.926428][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1505.926428][T12477]      dst_init+0x84/0x4a0
[ 1505.926428][T12477]      dst_alloc+0x97/0x150
[ 1505.926428][T12477]      ip6_dst_alloc+0x23/0x90
[ 1505.926428][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1505.926428][T12477]      ip6_pol_route+0x56f/0x840
[ 1505.926428][T12477]      fib6_rule_lookup+0x334/0x630
[ 1505.926428][T12477]      ip6_route_output_flags+0x259/0x480
[ 1505.926428][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1505.926428][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1505.926428][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1505.926428][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1505.926428][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1505.926428][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1505.926428][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1505.926428][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1505.926428][T12477]      ip6_finish_output+0x553/0xdf0
[ 1505.926428][T12477] 
[ 1505.928680][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1505.928680][T12477]      netdev_get_by_index+0x5e/0x80
[ 1505.928680][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1505.928680][T12477]      nh_create_ipv6+0x377/0x600
[ 1505.928680][T12477]      nexthop_create+0x311/0x650
[ 1505.928680][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1505.928680][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1505.928680][T12477]      netlink_rcv_skb+0x130/0x360
[ 1505.928680][T12477]      netlink_unicast+0x449/0x710
[ 1505.928680][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1505.928680][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1505.928680][T12477]      ___sys_sendmsg+0xee/0x170
[ 1505.928680][T12477]      __sys_sendmsg+0xcd/0x170
[ 1505.928680][T12477]      do_syscall_64+0xc6/0x1e0
[ 1505.928680][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1505.928680][T12477] 
[ 1505.930620][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1505.930620][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1505.930620][T12477]      addrconf_notify+0x344/0xd60
[ 1505.930620][T12477]      notifier_call_chain+0xcd/0x150
[ 1505.930620][T12477]      register_netdevice+0x108b/0x1690
[ 1505.930620][T12477]      veth_newlink+0x401/0x830
[ 1505.930620][T12477]      rtnl_newlink_create+0x341/0x850
[ 1505.930620][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1505.930620][T12477]      rtnl_newlink+0x63/0xa0
[ 1505.930620][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1505.930620][T12477]      netlink_rcv_skb+0x130/0x360
[ 1505.930620][T12477]      netlink_unicast+0x449/0x710
[ 1505.930620][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1505.930620][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1505.930620][T12477]      ___sys_sendmsg+0xee/0x170
[ 1505.930620][T12477]      __sys_sendmsg+0xcd/0x170
[ 1505.930620][T12477]      do_syscall_64+0xc6/0x1e0
[ 1505.930620][T12477] 
[ 1516.074344][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1516.074724][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1516.074724][T12477]      dst_init+0x84/0x4a0
[ 1516.074724][T12477]      dst_alloc+0x97/0x150
[ 1516.074724][T12477]      ip6_dst_alloc+0x23/0x90
[ 1516.074724][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1516.074724][T12477]      ip6_pol_route+0x56f/0x840
[ 1516.074724][T12477]      fib6_rule_lookup+0x334/0x630
[ 1516.074724][T12477]      ip6_route_output_flags+0x259/0x480
[ 1516.074724][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1516.074724][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1516.074724][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1516.074724][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1516.074724][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1516.074724][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1516.074724][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1516.074724][T12477]      arp_solicit+0x4aa/0xe20
[ 1516.074724][T12477]      neigh_probe+0xaa/0xf0
[ 1516.074724][T12477] 
[ 1516.077037][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1516.077037][T12477]      dst_init+0x84/0x4a0
[ 1516.077037][T12477]      dst_alloc+0x97/0x150
[ 1516.077037][T12477]      ip6_dst_alloc+0x23/0x90
[ 1516.077037][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1516.077037][T12477]      ip6_pol_route+0x56f/0x840
[ 1516.077037][T12477]      fib6_rule_lookup+0x334/0x630
[ 1516.077037][T12477]      ip6_route_output_flags+0x259/0x480
[ 1516.077037][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1516.077037][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1516.077037][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1516.077037][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1516.077037][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1516.077037][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1516.077037][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1516.077037][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1516.077037][T12477]      ip6_finish_output+0x553/0xdf0
[ 1516.077037][T12477] 
[ 1516.079311][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1516.079311][T12477]      netdev_get_by_index+0x5e/0x80
[ 1516.079311][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1516.079311][T12477]      nh_create_ipv6+0x377/0x600
[ 1516.079311][T12477]      nexthop_create+0x311/0x650
[ 1516.079311][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1516.079311][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1516.079311][T12477]      netlink_rcv_skb+0x130/0x360
[ 1516.079311][T12477]      netlink_unicast+0x449/0x710
[ 1516.079311][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1516.079311][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1516.079311][T12477]      ___sys_sendmsg+0xee/0x170
[ 1516.079311][T12477]      __sys_sendmsg+0xcd/0x170
[ 1516.079311][T12477]      do_syscall_64+0xc6/0x1e0
[ 1516.079311][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1516.079311][T12477] 
[ 1516.081247][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1516.081247][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1516.081247][T12477]      addrconf_notify+0x344/0xd60
[ 1516.081247][T12477]      notifier_call_chain+0xcd/0x150
[ 1516.081247][T12477]      register_netdevice+0x108b/0x1690
[ 1516.081247][T12477]      veth_newlink+0x401/0x830
[ 1516.081247][T12477]      rtnl_newlink_create+0x341/0x850
[ 1516.081247][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1516.081247][T12477]      rtnl_newlink+0x63/0xa0
[ 1516.081247][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1516.081247][T12477]      netlink_rcv_skb+0x130/0x360
[ 1516.081247][T12477]      netlink_unicast+0x449/0x710
[ 1516.081247][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1516.081247][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1516.081247][T12477]      ___sys_sendmsg+0xee/0x170
[ 1516.081247][T12477]      __sys_sendmsg+0xcd/0x170
[ 1516.081247][T12477]      do_syscall_64+0xc6/0x1e0
[ 1516.081247][T12477] 
[ 1526.242347][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1526.242804][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1526.242804][T12477]      dst_init+0x84/0x4a0
[ 1526.242804][T12477]      dst_alloc+0x97/0x150
[ 1526.242804][T12477]      ip6_dst_alloc+0x23/0x90
[ 1526.242804][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1526.242804][T12477]      ip6_pol_route+0x56f/0x840
[ 1526.242804][T12477]      fib6_rule_lookup+0x334/0x630
[ 1526.242804][T12477]      ip6_route_output_flags+0x259/0x480
[ 1526.242804][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1526.242804][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1526.242804][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1526.242804][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1526.242804][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1526.242804][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1526.242804][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1526.242804][T12477]      arp_solicit+0x4aa/0xe20
[ 1526.242804][T12477]      neigh_probe+0xaa/0xf0
[ 1526.242804][T12477] 
[ 1526.245085][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1526.245085][T12477]      dst_init+0x84/0x4a0
[ 1526.245085][T12477]      dst_alloc+0x97/0x150
[ 1526.245085][T12477]      ip6_dst_alloc+0x23/0x90
[ 1526.245085][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1526.245085][T12477]      ip6_pol_route+0x56f/0x840
[ 1526.245085][T12477]      fib6_rule_lookup+0x334/0x630
[ 1526.245085][T12477]      ip6_route_output_flags+0x259/0x480
[ 1526.245085][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1526.245085][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1526.245085][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1526.245085][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1526.245085][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1526.245085][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1526.245085][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1526.245085][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1526.245085][T12477]      ip6_finish_output+0x553/0xdf0
[ 1526.245085][T12477] 
[ 1526.247372][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1526.247372][T12477]      netdev_get_by_index+0x5e/0x80
[ 1526.247372][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1526.247372][T12477]      nh_create_ipv6+0x377/0x600
[ 1526.247372][T12477]      nexthop_create+0x311/0x650
[ 1526.247372][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1526.247372][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1526.247372][T12477]      netlink_rcv_skb+0x130/0x360
[ 1526.247372][T12477]      netlink_unicast+0x449/0x710
[ 1526.247372][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1526.247372][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1526.247372][T12477]      ___sys_sendmsg+0xee/0x170
[ 1526.247372][T12477]      __sys_sendmsg+0xcd/0x170
[ 1526.247372][T12477]      do_syscall_64+0xc6/0x1e0
[ 1526.247372][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1526.247372][T12477] 
[ 1526.249334][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1526.249334][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1526.249334][T12477]      addrconf_notify+0x344/0xd60
[ 1526.249334][T12477]      notifier_call_chain+0xcd/0x150
[ 1526.249334][T12477]      register_netdevice+0x108b/0x1690
[ 1526.249334][T12477]      veth_newlink+0x401/0x830
[ 1526.249334][T12477]      rtnl_newlink_create+0x341/0x850
[ 1526.249334][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1526.249334][T12477]      rtnl_newlink+0x63/0xa0
[ 1526.249334][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1526.249334][T12477]      netlink_rcv_skb+0x130/0x360
[ 1526.249334][T12477]      netlink_unicast+0x449/0x710
[ 1526.249334][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1526.249334][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1526.249334][T12477]      ___sys_sendmsg+0xee/0x170
[ 1526.249334][T12477]      __sys_sendmsg+0xcd/0x170
[ 1526.249334][T12477]      do_syscall_64+0xc6/0x1e0
[ 1526.249334][T12477] 
[ 1536.354251][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1536.354665][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1536.354665][T12477]      dst_init+0x84/0x4a0
[ 1536.354665][T12477]      dst_alloc+0x97/0x150
[ 1536.354665][T12477]      ip6_dst_alloc+0x23/0x90
[ 1536.354665][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1536.354665][T12477]      ip6_pol_route+0x56f/0x840
[ 1536.354665][T12477]      fib6_rule_lookup+0x334/0x630
[ 1536.354665][T12477]      ip6_route_output_flags+0x259/0x480
[ 1536.354665][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1536.354665][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1536.354665][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1536.354665][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1536.354665][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1536.354665][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1536.354665][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1536.354665][T12477]      arp_solicit+0x4aa/0xe20
[ 1536.354665][T12477]      neigh_probe+0xaa/0xf0
[ 1536.354665][T12477] 
[ 1536.357048][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1536.357048][T12477]      dst_init+0x84/0x4a0
[ 1536.357048][T12477]      dst_alloc+0x97/0x150
[ 1536.357048][T12477]      ip6_dst_alloc+0x23/0x90
[ 1536.357048][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1536.357048][T12477]      ip6_pol_route+0x56f/0x840
[ 1536.357048][T12477]      fib6_rule_lookup+0x334/0x630
[ 1536.357048][T12477]      ip6_route_output_flags+0x259/0x480
[ 1536.357048][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1536.357048][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1536.357048][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1536.357048][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1536.357048][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1536.357048][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1536.357048][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1536.357048][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1536.357048][T12477]      ip6_finish_output+0x553/0xdf0
[ 1536.357048][T12477] 
[ 1536.359311][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1536.359311][T12477]      netdev_get_by_index+0x5e/0x80
[ 1536.359311][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1536.359311][T12477]      nh_create_ipv6+0x377/0x600
[ 1536.359311][T12477]      nexthop_create+0x311/0x650
[ 1536.359311][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1536.359311][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1536.359311][T12477]      netlink_rcv_skb+0x130/0x360
[ 1536.359311][T12477]      netlink_unicast+0x449/0x710
[ 1536.359311][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1536.359311][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1536.359311][T12477]      ___sys_sendmsg+0xee/0x170
[ 1536.359311][T12477]      __sys_sendmsg+0xcd/0x170
[ 1536.359311][T12477]      do_syscall_64+0xc6/0x1e0
[ 1536.359311][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1536.359311][T12477] 
[ 1536.361272][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1536.361272][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1536.361272][T12477]      addrconf_notify+0x344/0xd60
[ 1536.361272][T12477]      notifier_call_chain+0xcd/0x150
[ 1536.361272][T12477]      register_netdevice+0x108b/0x1690
[ 1536.361272][T12477]      veth_newlink+0x401/0x830
[ 1536.361272][T12477]      rtnl_newlink_create+0x341/0x850
[ 1536.361272][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1536.361272][T12477]      rtnl_newlink+0x63/0xa0
[ 1536.361272][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1536.361272][T12477]      netlink_rcv_skb+0x130/0x360
[ 1536.361272][T12477]      netlink_unicast+0x449/0x710
[ 1536.361272][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1536.361272][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1536.361272][T12477]      ___sys_sendmsg+0xee/0x170
[ 1536.361272][T12477]      __sys_sendmsg+0xcd/0x170
[ 1536.361272][T12477]      do_syscall_64+0xc6/0x1e0
[ 1536.361272][T12477] 
[ 1546.458296][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1546.458770][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1546.458770][T12477]      dst_init+0x84/0x4a0
[ 1546.458770][T12477]      dst_alloc+0x97/0x150
[ 1546.458770][T12477]      ip6_dst_alloc+0x23/0x90
[ 1546.458770][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1546.458770][T12477]      ip6_pol_route+0x56f/0x840
[ 1546.458770][T12477]      fib6_rule_lookup+0x334/0x630
[ 1546.458770][T12477]      ip6_route_output_flags+0x259/0x480
[ 1546.458770][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1546.458770][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1546.458770][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1546.458770][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1546.458770][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1546.458770][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1546.458770][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1546.458770][T12477]      arp_solicit+0x4aa/0xe20
[ 1546.458770][T12477]      neigh_probe+0xaa/0xf0
[ 1546.458770][T12477] 
[ 1546.461084][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1546.461084][T12477]      dst_init+0x84/0x4a0
[ 1546.461084][T12477]      dst_alloc+0x97/0x150
[ 1546.461084][T12477]      ip6_dst_alloc+0x23/0x90
[ 1546.461084][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1546.461084][T12477]      ip6_pol_route+0x56f/0x840
[ 1546.461084][T12477]      fib6_rule_lookup+0x334/0x630
[ 1546.461084][T12477]      ip6_route_output_flags+0x259/0x480
[ 1546.461084][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1546.461084][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1546.461084][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1546.461084][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1546.461084][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1546.461084][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1546.461084][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1546.461084][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1546.461084][T12477]      ip6_finish_output+0x553/0xdf0
[ 1546.461084][T12477] 
[ 1546.463375][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1546.463375][T12477]      netdev_get_by_index+0x5e/0x80
[ 1546.463375][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1546.463375][T12477]      nh_create_ipv6+0x377/0x600
[ 1546.463375][T12477]      nexthop_create+0x311/0x650
[ 1546.463375][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1546.463375][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1546.463375][T12477]      netlink_rcv_skb+0x130/0x360
[ 1546.463375][T12477]      netlink_unicast+0x449/0x710
[ 1546.463375][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1546.463375][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1546.463375][T12477]      ___sys_sendmsg+0xee/0x170
[ 1546.463375][T12477]      __sys_sendmsg+0xcd/0x170
[ 1546.463375][T12477]      do_syscall_64+0xc6/0x1e0
[ 1546.463375][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1546.463375][T12477] 
[ 1546.465349][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1546.465349][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1546.465349][T12477]      addrconf_notify+0x344/0xd60
[ 1546.465349][T12477]      notifier_call_chain+0xcd/0x150
[ 1546.465349][T12477]      register_netdevice+0x108b/0x1690
[ 1546.465349][T12477]      veth_newlink+0x401/0x830
[ 1546.465349][T12477]      rtnl_newlink_create+0x341/0x850
[ 1546.465349][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1546.465349][T12477]      rtnl_newlink+0x63/0xa0
[ 1546.465349][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1546.465349][T12477]      netlink_rcv_skb+0x130/0x360
[ 1546.465349][T12477]      netlink_unicast+0x449/0x710
[ 1546.465349][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1546.465349][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1546.465349][T12477]      ___sys_sendmsg+0xee/0x170
[ 1546.465349][T12477]      __sys_sendmsg+0xcd/0x170
[ 1546.465349][T12477]      do_syscall_64+0xc6/0x1e0
[ 1546.465349][T12477] 
[ 1556.546365][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1556.546860][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1556.546860][T12477]      dst_init+0x84/0x4a0
[ 1556.546860][T12477]      dst_alloc+0x97/0x150
[ 1556.546860][T12477]      ip6_dst_alloc+0x23/0x90
[ 1556.546860][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1556.546860][T12477]      ip6_pol_route+0x56f/0x840
[ 1556.546860][T12477]      fib6_rule_lookup+0x334/0x630
[ 1556.546860][T12477]      ip6_route_output_flags+0x259/0x480
[ 1556.546860][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1556.546860][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1556.546860][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1556.546860][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1556.546860][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1556.546860][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1556.546860][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1556.546860][T12477]      arp_solicit+0x4aa/0xe20
[ 1556.546860][T12477]      neigh_probe+0xaa/0xf0
[ 1556.546860][T12477] 
[ 1556.549132][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1556.549132][T12477]      dst_init+0x84/0x4a0
[ 1556.549132][T12477]      dst_alloc+0x97/0x150
[ 1556.549132][T12477]      ip6_dst_alloc+0x23/0x90
[ 1556.549132][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1556.549132][T12477]      ip6_pol_route+0x56f/0x840
[ 1556.549132][T12477]      fib6_rule_lookup+0x334/0x630
[ 1556.549132][T12477]      ip6_route_output_flags+0x259/0x480
[ 1556.549132][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1556.549132][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1556.549132][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1556.549132][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1556.549132][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1556.549132][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1556.549132][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1556.549132][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1556.549132][T12477]      ip6_finish_output+0x553/0xdf0
[ 1556.549132][T12477] 
[ 1556.551457][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1556.551457][T12477]      netdev_get_by_index+0x5e/0x80
[ 1556.551457][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1556.551457][T12477]      nh_create_ipv6+0x377/0x600
[ 1556.551457][T12477]      nexthop_create+0x311/0x650
[ 1556.551457][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1556.551457][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1556.551457][T12477]      netlink_rcv_skb+0x130/0x360
[ 1556.551457][T12477]      netlink_unicast+0x449/0x710
[ 1556.551457][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1556.551457][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1556.551457][T12477]      ___sys_sendmsg+0xee/0x170
[ 1556.551457][T12477]      __sys_sendmsg+0xcd/0x170
[ 1556.551457][T12477]      do_syscall_64+0xc6/0x1e0
[ 1556.551457][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1556.551457][T12477] 
[ 1556.553463][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1556.553463][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1556.553463][T12477]      addrconf_notify+0x344/0xd60
[ 1556.553463][T12477]      notifier_call_chain+0xcd/0x150
[ 1556.553463][T12477]      register_netdevice+0x108b/0x1690
[ 1556.553463][T12477]      veth_newlink+0x401/0x830
[ 1556.553463][T12477]      rtnl_newlink_create+0x341/0x850
[ 1556.553463][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1556.553463][T12477]      rtnl_newlink+0x63/0xa0
[ 1556.553463][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1556.553463][T12477]      netlink_rcv_skb+0x130/0x360
[ 1556.553463][T12477]      netlink_unicast+0x449/0x710
[ 1556.553463][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1556.553463][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1556.553463][T12477]      ___sys_sendmsg+0xee/0x170
[ 1556.553463][T12477]      __sys_sendmsg+0xcd/0x170
[ 1556.553463][T12477]      do_syscall_64+0xc6/0x1e0
[ 1556.553463][T12477] 
[ 1566.626321][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1566.626833][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1566.626833][T12477]      dst_init+0x84/0x4a0
[ 1566.626833][T12477]      dst_alloc+0x97/0x150
[ 1566.626833][T12477]      ip6_dst_alloc+0x23/0x90
[ 1566.626833][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1566.626833][T12477]      ip6_pol_route+0x56f/0x840
[ 1566.626833][T12477]      fib6_rule_lookup+0x334/0x630
[ 1566.626833][T12477]      ip6_route_output_flags+0x259/0x480
[ 1566.626833][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1566.626833][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1566.626833][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1566.626833][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1566.626833][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1566.626833][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1566.626833][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1566.626833][T12477]      arp_solicit+0x4aa/0xe20
[ 1566.626833][T12477]      neigh_probe+0xaa/0xf0
[ 1566.626833][T12477] 
[ 1566.629120][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1566.629120][T12477]      dst_init+0x84/0x4a0
[ 1566.629120][T12477]      dst_alloc+0x97/0x150
[ 1566.629120][T12477]      ip6_dst_alloc+0x23/0x90
[ 1566.629120][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1566.629120][T12477]      ip6_pol_route+0x56f/0x840
[ 1566.629120][T12477]      fib6_rule_lookup+0x334/0x630
[ 1566.629120][T12477]      ip6_route_output_flags+0x259/0x480
[ 1566.629120][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1566.629120][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1566.629120][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1566.629120][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1566.629120][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1566.629120][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1566.629120][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1566.629120][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1566.629120][T12477]      ip6_finish_output+0x553/0xdf0
[ 1566.629120][T12477] 
[ 1566.631397][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1566.631397][T12477]      netdev_get_by_index+0x5e/0x80
[ 1566.631397][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1566.631397][T12477]      nh_create_ipv6+0x377/0x600
[ 1566.631397][T12477]      nexthop_create+0x311/0x650
[ 1566.631397][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1566.631397][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1566.631397][T12477]      netlink_rcv_skb+0x130/0x360
[ 1566.631397][T12477]      netlink_unicast+0x449/0x710
[ 1566.631397][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1566.631397][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1566.631397][T12477]      ___sys_sendmsg+0xee/0x170
[ 1566.631397][T12477]      __sys_sendmsg+0xcd/0x170
[ 1566.631397][T12477]      do_syscall_64+0xc6/0x1e0
[ 1566.631397][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1566.631397][T12477] 
[ 1566.633345][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1566.633345][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1566.633345][T12477]      addrconf_notify+0x344/0xd60
[ 1566.633345][T12477]      notifier_call_chain+0xcd/0x150
[ 1566.633345][T12477]      register_netdevice+0x108b/0x1690
[ 1566.633345][T12477]      veth_newlink+0x401/0x830
[ 1566.633345][T12477]      rtnl_newlink_create+0x341/0x850
[ 1566.633345][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1566.633345][T12477]      rtnl_newlink+0x63/0xa0
[ 1566.633345][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1566.633345][T12477]      netlink_rcv_skb+0x130/0x360
[ 1566.633345][T12477]      netlink_unicast+0x449/0x710
[ 1566.633345][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1566.633345][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1566.633345][T12477]      ___sys_sendmsg+0xee/0x170
[ 1566.633345][T12477]      __sys_sendmsg+0xcd/0x170
[ 1566.633345][T12477]      do_syscall_64+0xc6/0x1e0
[ 1566.633345][T12477] 
[ 1576.643429][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1576.643831][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1576.643831][T12477]      dst_init+0x84/0x4a0
[ 1576.643831][T12477]      dst_alloc+0x97/0x150
[ 1576.643831][T12477]      ip6_dst_alloc+0x23/0x90
[ 1576.643831][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1576.643831][T12477]      ip6_pol_route+0x56f/0x840
[ 1576.643831][T12477]      fib6_rule_lookup+0x334/0x630
[ 1576.643831][T12477]      ip6_route_output_flags+0x259/0x480
[ 1576.643831][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1576.643831][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1576.643831][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1576.643831][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1576.643831][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1576.643831][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1576.643831][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1576.643831][T12477]      arp_solicit+0x4aa/0xe20
[ 1576.643831][T12477]      neigh_probe+0xaa/0xf0
[ 1576.643831][T12477] 
[ 1576.646142][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1576.646142][T12477]      dst_init+0x84/0x4a0
[ 1576.646142][T12477]      dst_alloc+0x97/0x150
[ 1576.646142][T12477]      ip6_dst_alloc+0x23/0x90
[ 1576.646142][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1576.646142][T12477]      ip6_pol_route+0x56f/0x840
[ 1576.646142][T12477]      fib6_rule_lookup+0x334/0x630
[ 1576.646142][T12477]      ip6_route_output_flags+0x259/0x480
[ 1576.646142][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1576.646142][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1576.646142][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1576.646142][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1576.646142][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1576.646142][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1576.646142][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1576.646142][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1576.646142][T12477]      ip6_finish_output+0x553/0xdf0
[ 1576.646142][T12477] 
[ 1576.648455][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1576.648455][T12477]      netdev_get_by_index+0x5e/0x80
[ 1576.648455][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1576.648455][T12477]      nh_create_ipv6+0x377/0x600
[ 1576.648455][T12477]      nexthop_create+0x311/0x650
[ 1576.648455][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1576.648455][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1576.648455][T12477]      netlink_rcv_skb+0x130/0x360
[ 1576.648455][T12477]      netlink_unicast+0x449/0x710
[ 1576.648455][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1576.648455][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1576.648455][T12477]      ___sys_sendmsg+0xee/0x170
[ 1576.648455][T12477]      __sys_sendmsg+0xcd/0x170
[ 1576.648455][T12477]      do_syscall_64+0xc6/0x1e0
[ 1576.648455][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1576.648455][T12477] 
[ 1576.650455][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1576.650455][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1576.650455][T12477]      addrconf_notify+0x344/0xd60
[ 1576.650455][T12477]      notifier_call_chain+0xcd/0x150
[ 1576.650455][T12477]      register_netdevice+0x108b/0x1690
[ 1576.650455][T12477]      veth_newlink+0x401/0x830
[ 1576.650455][T12477]      rtnl_newlink_create+0x341/0x850
[ 1576.650455][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1576.650455][T12477]      rtnl_newlink+0x63/0xa0
[ 1576.650455][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1576.650455][T12477]      netlink_rcv_skb+0x130/0x360
[ 1576.650455][T12477]      netlink_unicast+0x449/0x710
[ 1576.650455][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1576.650455][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1576.650455][T12477]      ___sys_sendmsg+0xee/0x170
[ 1576.650455][T12477]      __sys_sendmsg+0xcd/0x170
[ 1576.650455][T12477]      do_syscall_64+0xc6/0x1e0
[ 1576.650455][T12477] 
[ 1586.802268][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1586.803143][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1586.803143][T12477]      dst_init+0x84/0x4a0
[ 1586.803143][T12477]      dst_alloc+0x97/0x150
[ 1586.803143][T12477]      ip6_dst_alloc+0x23/0x90
[ 1586.803143][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1586.803143][T12477]      ip6_pol_route+0x56f/0x840
[ 1586.803143][T12477]      fib6_rule_lookup+0x334/0x630
[ 1586.803143][T12477]      ip6_route_output_flags+0x259/0x480
[ 1586.803143][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1586.803143][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1586.803143][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1586.803143][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1586.803143][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1586.803143][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1586.803143][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1586.803143][T12477]      arp_solicit+0x4aa/0xe20
[ 1586.803143][T12477]      neigh_probe+0xaa/0xf0
[ 1586.803143][T12477] 
[ 1586.805437][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1586.805437][T12477]      dst_init+0x84/0x4a0
[ 1586.805437][T12477]      dst_alloc+0x97/0x150
[ 1586.805437][T12477]      ip6_dst_alloc+0x23/0x90
[ 1586.805437][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1586.805437][T12477]      ip6_pol_route+0x56f/0x840
[ 1586.805437][T12477]      fib6_rule_lookup+0x334/0x630
[ 1586.805437][T12477]      ip6_route_output_flags+0x259/0x480
[ 1586.805437][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1586.805437][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1586.805437][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1586.805437][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1586.805437][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1586.805437][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1586.805437][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1586.805437][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1586.805437][T12477]      ip6_finish_output+0x553/0xdf0
[ 1586.805437][T12477] 
[ 1586.807698][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1586.807698][T12477]      netdev_get_by_index+0x5e/0x80
[ 1586.807698][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1586.807698][T12477]      nh_create_ipv6+0x377/0x600
[ 1586.807698][T12477]      nexthop_create+0x311/0x650
[ 1586.807698][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1586.807698][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1586.807698][T12477]      netlink_rcv_skb+0x130/0x360
[ 1586.807698][T12477]      netlink_unicast+0x449/0x710
[ 1586.807698][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1586.807698][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1586.807698][T12477]      ___sys_sendmsg+0xee/0x170
[ 1586.807698][T12477]      __sys_sendmsg+0xcd/0x170
[ 1586.807698][T12477]      do_syscall_64+0xc6/0x1e0
[ 1586.807698][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1586.807698][T12477] 
[ 1586.809666][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1586.809666][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1586.809666][T12477]      addrconf_notify+0x344/0xd60
[ 1586.809666][T12477]      notifier_call_chain+0xcd/0x150
[ 1586.809666][T12477]      register_netdevice+0x108b/0x1690
[ 1586.809666][T12477]      veth_newlink+0x401/0x830
[ 1586.809666][T12477]      rtnl_newlink_create+0x341/0x850
[ 1586.809666][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1586.809666][T12477]      rtnl_newlink+0x63/0xa0
[ 1586.809666][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1586.809666][T12477]      netlink_rcv_skb+0x130/0x360
[ 1586.809666][T12477]      netlink_unicast+0x449/0x710
[ 1586.809666][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1586.809666][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1586.809666][T12477]      ___sys_sendmsg+0xee/0x170
[ 1586.809666][T12477]      __sys_sendmsg+0xcd/0x170
[ 1586.809666][T12477]      do_syscall_64+0xc6/0x1e0
[ 1586.809666][T12477] 
[ 1596.954219][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1596.954590][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1596.954590][T12477]      dst_init+0x84/0x4a0
[ 1596.954590][T12477]      dst_alloc+0x97/0x150
[ 1596.954590][T12477]      ip6_dst_alloc+0x23/0x90
[ 1596.954590][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1596.954590][T12477]      ip6_pol_route+0x56f/0x840
[ 1596.954590][T12477]      fib6_rule_lookup+0x334/0x630
[ 1596.954590][T12477]      ip6_route_output_flags+0x259/0x480
[ 1596.954590][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1596.954590][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1596.954590][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1596.954590][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1596.954590][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1596.954590][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1596.954590][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1596.954590][T12477]      arp_solicit+0x4aa/0xe20
[ 1596.954590][T12477]      neigh_probe+0xaa/0xf0
[ 1596.954590][T12477] 
[ 1596.956850][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1596.956850][T12477]      dst_init+0x84/0x4a0
[ 1596.956850][T12477]      dst_alloc+0x97/0x150
[ 1596.956850][T12477]      ip6_dst_alloc+0x23/0x90
[ 1596.956850][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1596.956850][T12477]      ip6_pol_route+0x56f/0x840
[ 1596.956850][T12477]      fib6_rule_lookup+0x334/0x630
[ 1596.956850][T12477]      ip6_route_output_flags+0x259/0x480
[ 1596.956850][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1596.956850][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1596.956850][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1596.956850][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1596.956850][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1596.956850][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1596.956850][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1596.956850][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1596.956850][T12477]      ip6_finish_output+0x553/0xdf0
[ 1596.956850][T12477] 
[ 1596.959143][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1596.959143][T12477]      netdev_get_by_index+0x5e/0x80
[ 1596.959143][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1596.959143][T12477]      nh_create_ipv6+0x377/0x600
[ 1596.959143][T12477]      nexthop_create+0x311/0x650
[ 1596.959143][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1596.959143][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1596.959143][T12477]      netlink_rcv_skb+0x130/0x360
[ 1596.959143][T12477]      netlink_unicast+0x449/0x710
[ 1596.959143][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1596.959143][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1596.959143][T12477]      ___sys_sendmsg+0xee/0x170
[ 1596.959143][T12477]      __sys_sendmsg+0xcd/0x170
[ 1596.959143][T12477]      do_syscall_64+0xc6/0x1e0
[ 1596.959143][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1596.959143][T12477] 
[ 1596.961095][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1596.961095][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1596.961095][T12477]      addrconf_notify+0x344/0xd60
[ 1596.961095][T12477]      notifier_call_chain+0xcd/0x150
[ 1596.961095][T12477]      register_netdevice+0x108b/0x1690
[ 1596.961095][T12477]      veth_newlink+0x401/0x830
[ 1596.961095][T12477]      rtnl_newlink_create+0x341/0x850
[ 1596.961095][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1596.961095][T12477]      rtnl_newlink+0x63/0xa0
[ 1596.961095][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1596.961095][T12477]      netlink_rcv_skb+0x130/0x360
[ 1596.961095][T12477]      netlink_unicast+0x449/0x710
[ 1596.961095][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1596.961095][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1596.961095][T12477]      ___sys_sendmsg+0xee/0x170
[ 1596.961095][T12477]      __sys_sendmsg+0xcd/0x170
[ 1596.961095][T12477]      do_syscall_64+0xc6/0x1e0
[ 1596.961095][T12477] 
[ 1607.123559][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1607.123930][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1607.123930][T12477]      dst_init+0x84/0x4a0
[ 1607.123930][T12477]      dst_alloc+0x97/0x150
[ 1607.123930][T12477]      ip6_dst_alloc+0x23/0x90
[ 1607.123930][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1607.123930][T12477]      ip6_pol_route+0x56f/0x840
[ 1607.123930][T12477]      fib6_rule_lookup+0x334/0x630
[ 1607.123930][T12477]      ip6_route_output_flags+0x259/0x480
[ 1607.123930][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1607.123930][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1607.123930][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1607.123930][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1607.123930][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1607.123930][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1607.123930][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1607.123930][T12477]      arp_solicit+0x4aa/0xe20
[ 1607.123930][T12477]      neigh_probe+0xaa/0xf0
[ 1607.123930][T12477] 
[ 1607.126281][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1607.126281][T12477]      dst_init+0x84/0x4a0
[ 1607.126281][T12477]      dst_alloc+0x97/0x150
[ 1607.126281][T12477]      ip6_dst_alloc+0x23/0x90
[ 1607.126281][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1607.126281][T12477]      ip6_pol_route+0x56f/0x840
[ 1607.126281][T12477]      fib6_rule_lookup+0x334/0x630
[ 1607.126281][T12477]      ip6_route_output_flags+0x259/0x480
[ 1607.126281][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1607.126281][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1607.126281][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1607.126281][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1607.126281][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1607.126281][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1607.126281][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1607.126281][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1607.126281][T12477]      ip6_finish_output+0x553/0xdf0
[ 1607.126281][T12477] 
[ 1607.128587][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1607.128587][T12477]      netdev_get_by_index+0x5e/0x80
[ 1607.128587][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1607.128587][T12477]      nh_create_ipv6+0x377/0x600
[ 1607.128587][T12477]      nexthop_create+0x311/0x650
[ 1607.128587][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1607.128587][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1607.128587][T12477]      netlink_rcv_skb+0x130/0x360
[ 1607.128587][T12477]      netlink_unicast+0x449/0x710
[ 1607.128587][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1607.128587][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1607.128587][T12477]      ___sys_sendmsg+0xee/0x170
[ 1607.128587][T12477]      __sys_sendmsg+0xcd/0x170
[ 1607.128587][T12477]      do_syscall_64+0xc6/0x1e0
[ 1607.128587][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1607.128587][T12477] 
[ 1607.130544][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1607.130544][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1607.130544][T12477]      addrconf_notify+0x344/0xd60
[ 1607.130544][T12477]      notifier_call_chain+0xcd/0x150
[ 1607.130544][T12477]      register_netdevice+0x108b/0x1690
[ 1607.130544][T12477]      veth_newlink+0x401/0x830
[ 1607.130544][T12477]      rtnl_newlink_create+0x341/0x850
[ 1607.130544][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1607.130544][T12477]      rtnl_newlink+0x63/0xa0
[ 1607.130544][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1607.130544][T12477]      netlink_rcv_skb+0x130/0x360
[ 1607.130544][T12477]      netlink_unicast+0x449/0x710
[ 1607.130544][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1607.130544][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1607.130544][T12477]      ___sys_sendmsg+0xee/0x170
[ 1607.130544][T12477]      __sys_sendmsg+0xcd/0x170
[ 1607.130544][T12477]      do_syscall_64+0xc6/0x1e0
[ 1607.130544][T12477] 
[ 1617.210218][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1617.210669][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1617.210669][T12477]      dst_init+0x84/0x4a0
[ 1617.210669][T12477]      dst_alloc+0x97/0x150
[ 1617.210669][T12477]      ip6_dst_alloc+0x23/0x90
[ 1617.210669][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1617.210669][T12477]      ip6_pol_route+0x56f/0x840
[ 1617.210669][T12477]      fib6_rule_lookup+0x334/0x630
[ 1617.210669][T12477]      ip6_route_output_flags+0x259/0x480
[ 1617.210669][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1617.210669][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1617.210669][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1617.210669][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1617.210669][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1617.210669][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1617.210669][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1617.210669][T12477]      arp_solicit+0x4aa/0xe20
[ 1617.210669][T12477]      neigh_probe+0xaa/0xf0
[ 1617.210669][T12477] 
[ 1617.212950][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1617.212950][T12477]      dst_init+0x84/0x4a0
[ 1617.212950][T12477]      dst_alloc+0x97/0x150
[ 1617.212950][T12477]      ip6_dst_alloc+0x23/0x90
[ 1617.212950][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1617.212950][T12477]      ip6_pol_route+0x56f/0x840
[ 1617.212950][T12477]      fib6_rule_lookup+0x334/0x630
[ 1617.212950][T12477]      ip6_route_output_flags+0x259/0x480
[ 1617.212950][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1617.212950][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1617.212950][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1617.212950][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1617.212950][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1617.212950][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1617.212950][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1617.212950][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1617.212950][T12477]      ip6_finish_output+0x553/0xdf0
[ 1617.212950][T12477] 
[ 1617.215271][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1617.215271][T12477]      netdev_get_by_index+0x5e/0x80
[ 1617.215271][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1617.215271][T12477]      nh_create_ipv6+0x377/0x600
[ 1617.215271][T12477]      nexthop_create+0x311/0x650
[ 1617.215271][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1617.215271][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1617.215271][T12477]      netlink_rcv_skb+0x130/0x360
[ 1617.215271][T12477]      netlink_unicast+0x449/0x710
[ 1617.215271][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1617.215271][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1617.215271][T12477]      ___sys_sendmsg+0xee/0x170
[ 1617.215271][T12477]      __sys_sendmsg+0xcd/0x170
[ 1617.215271][T12477]      do_syscall_64+0xc6/0x1e0
[ 1617.215271][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1617.215271][T12477] 
[ 1617.217209][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1617.217209][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1617.217209][T12477]      addrconf_notify+0x344/0xd60
[ 1617.217209][T12477]      notifier_call_chain+0xcd/0x150
[ 1617.217209][T12477]      register_netdevice+0x108b/0x1690
[ 1617.217209][T12477]      veth_newlink+0x401/0x830
[ 1617.217209][T12477]      rtnl_newlink_create+0x341/0x850
[ 1617.217209][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1617.217209][T12477]      rtnl_newlink+0x63/0xa0
[ 1617.217209][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1617.217209][T12477]      netlink_rcv_skb+0x130/0x360
[ 1617.217209][T12477]      netlink_unicast+0x449/0x710
[ 1617.217209][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1617.217209][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1617.217209][T12477]      ___sys_sendmsg+0xee/0x170
[ 1617.217209][T12477]      __sys_sendmsg+0xcd/0x170
[ 1617.217209][T12477]      do_syscall_64+0xc6/0x1e0
[ 1617.217209][T12477] 
[ 1627.306303][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1627.306734][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1627.306734][T12477]      dst_init+0x84/0x4a0
[ 1627.306734][T12477]      dst_alloc+0x97/0x150
[ 1627.306734][T12477]      ip6_dst_alloc+0x23/0x90
[ 1627.306734][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1627.306734][T12477]      ip6_pol_route+0x56f/0x840
[ 1627.306734][T12477]      fib6_rule_lookup+0x334/0x630
[ 1627.306734][T12477]      ip6_route_output_flags+0x259/0x480
[ 1627.306734][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1627.306734][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1627.306734][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1627.306734][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1627.306734][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1627.306734][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1627.306734][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1627.306734][T12477]      arp_solicit+0x4aa/0xe20
[ 1627.306734][T12477]      neigh_probe+0xaa/0xf0
[ 1627.306734][T12477] 
[ 1627.309246][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1627.309246][T12477]      dst_init+0x84/0x4a0
[ 1627.309246][T12477]      dst_alloc+0x97/0x150
[ 1627.309246][T12477]      ip6_dst_alloc+0x23/0x90
[ 1627.309246][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1627.309246][T12477]      ip6_pol_route+0x56f/0x840
[ 1627.309246][T12477]      fib6_rule_lookup+0x334/0x630
[ 1627.309246][T12477]      ip6_route_output_flags+0x259/0x480
[ 1627.309246][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1627.309246][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1627.309246][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1627.309246][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1627.309246][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1627.309246][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1627.309246][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1627.309246][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1627.309246][T12477]      ip6_finish_output+0x553/0xdf0
[ 1627.309246][T12477] 
[ 1627.311710][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1627.311710][T12477]      netdev_get_by_index+0x5e/0x80
[ 1627.311710][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1627.311710][T12477]      nh_create_ipv6+0x377/0x600
[ 1627.311710][T12477]      nexthop_create+0x311/0x650
[ 1627.311710][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1627.311710][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1627.311710][T12477]      netlink_rcv_skb+0x130/0x360
[ 1627.311710][T12477]      netlink_unicast+0x449/0x710
[ 1627.311710][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1627.311710][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1627.311710][T12477]      ___sys_sendmsg+0xee/0x170
[ 1627.311710][T12477]      __sys_sendmsg+0xcd/0x170
[ 1627.311710][T12477]      do_syscall_64+0xc6/0x1e0
[ 1627.311710][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1627.311710][T12477] 
[ 1627.313859][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1627.313859][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1627.313859][T12477]      addrconf_notify+0x344/0xd60
[ 1627.313859][T12477]      notifier_call_chain+0xcd/0x150
[ 1627.313859][T12477]      register_netdevice+0x108b/0x1690
[ 1627.313859][T12477]      veth_newlink+0x401/0x830
[ 1627.313859][T12477]      rtnl_newlink_create+0x341/0x850
[ 1627.313859][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1627.313859][T12477]      rtnl_newlink+0x63/0xa0
[ 1627.313859][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1627.313859][T12477]      netlink_rcv_skb+0x130/0x360
[ 1627.313859][T12477]      netlink_unicast+0x449/0x710
[ 1627.313859][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1627.313859][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1627.313859][T12477]      ___sys_sendmsg+0xee/0x170
[ 1627.313859][T12477]      __sys_sendmsg+0xcd/0x170
[ 1627.313859][T12477]      do_syscall_64+0xc6/0x1e0
[ 1627.313859][T12477] 
[ 1637.443361][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1637.443807][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1637.443807][T12477]      dst_init+0x84/0x4a0
[ 1637.443807][T12477]      dst_alloc+0x97/0x150
[ 1637.443807][T12477]      ip6_dst_alloc+0x23/0x90
[ 1637.443807][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1637.443807][T12477]      ip6_pol_route+0x56f/0x840
[ 1637.443807][T12477]      fib6_rule_lookup+0x334/0x630
[ 1637.443807][T12477]      ip6_route_output_flags+0x259/0x480
[ 1637.443807][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1637.443807][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1637.443807][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1637.443807][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1637.443807][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1637.443807][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1637.443807][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1637.443807][T12477]      arp_solicit+0x4aa/0xe20
[ 1637.443807][T12477]      neigh_probe+0xaa/0xf0
[ 1637.443807][T12477] 
[ 1637.446061][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1637.446061][T12477]      dst_init+0x84/0x4a0
[ 1637.446061][T12477]      dst_alloc+0x97/0x150
[ 1637.446061][T12477]      ip6_dst_alloc+0x23/0x90
[ 1637.446061][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1637.446061][T12477]      ip6_pol_route+0x56f/0x840
[ 1637.446061][T12477]      fib6_rule_lookup+0x334/0x630
[ 1637.446061][T12477]      ip6_route_output_flags+0x259/0x480
[ 1637.446061][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1637.446061][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1637.446061][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1637.446061][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1637.446061][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1637.446061][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1637.446061][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1637.446061][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1637.446061][T12477]      ip6_finish_output+0x553/0xdf0
[ 1637.446061][T12477] 
[ 1637.448307][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1637.448307][T12477]      netdev_get_by_index+0x5e/0x80
[ 1637.448307][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1637.448307][T12477]      nh_create_ipv6+0x377/0x600
[ 1637.448307][T12477]      nexthop_create+0x311/0x650
[ 1637.448307][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1637.448307][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1637.448307][T12477]      netlink_rcv_skb+0x130/0x360
[ 1637.448307][T12477]      netlink_unicast+0x449/0x710
[ 1637.448307][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1637.448307][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1637.448307][T12477]      ___sys_sendmsg+0xee/0x170
[ 1637.448307][T12477]      __sys_sendmsg+0xcd/0x170
[ 1637.448307][T12477]      do_syscall_64+0xc6/0x1e0
[ 1637.448307][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1637.448307][T12477] 
[ 1637.450259][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1637.450259][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1637.450259][T12477]      addrconf_notify+0x344/0xd60
[ 1637.450259][T12477]      notifier_call_chain+0xcd/0x150
[ 1637.450259][T12477]      register_netdevice+0x108b/0x1690
[ 1637.450259][T12477]      veth_newlink+0x401/0x830
[ 1637.450259][T12477]      rtnl_newlink_create+0x341/0x850
[ 1637.450259][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1637.450259][T12477]      rtnl_newlink+0x63/0xa0
[ 1637.450259][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1637.450259][T12477]      netlink_rcv_skb+0x130/0x360
[ 1637.450259][T12477]      netlink_unicast+0x449/0x710
[ 1637.450259][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1637.450259][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1637.450259][T12477]      ___sys_sendmsg+0xee/0x170
[ 1637.450259][T12477]      __sys_sendmsg+0xcd/0x170
[ 1637.450259][T12477]      do_syscall_64+0xc6/0x1e0
[ 1637.450259][T12477] 
[ 1647.530390][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1647.530879][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1647.530879][T12477]      dst_init+0x84/0x4a0
[ 1647.530879][T12477]      dst_alloc+0x97/0x150
[ 1647.530879][T12477]      ip6_dst_alloc+0x23/0x90
[ 1647.530879][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1647.530879][T12477]      ip6_pol_route+0x56f/0x840
[ 1647.530879][T12477]      fib6_rule_lookup+0x334/0x630
[ 1647.530879][T12477]      ip6_route_output_flags+0x259/0x480
[ 1647.530879][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1647.530879][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1647.530879][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1647.530879][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1647.530879][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1647.530879][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1647.530879][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1647.530879][T12477]      arp_solicit+0x4aa/0xe20
[ 1647.530879][T12477]      neigh_probe+0xaa/0xf0
[ 1647.530879][T12477] 
[ 1647.533226][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1647.533226][T12477]      dst_init+0x84/0x4a0
[ 1647.533226][T12477]      dst_alloc+0x97/0x150
[ 1647.533226][T12477]      ip6_dst_alloc+0x23/0x90
[ 1647.533226][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1647.533226][T12477]      ip6_pol_route+0x56f/0x840
[ 1647.533226][T12477]      fib6_rule_lookup+0x334/0x630
[ 1647.533226][T12477]      ip6_route_output_flags+0x259/0x480
[ 1647.533226][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1647.533226][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1647.533226][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1647.533226][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1647.533226][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1647.533226][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1647.533226][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1647.533226][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1647.533226][T12477]      ip6_finish_output+0x553/0xdf0
[ 1647.533226][T12477] 
[ 1647.535493][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1647.535493][T12477]      netdev_get_by_index+0x5e/0x80
[ 1647.535493][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1647.535493][T12477]      nh_create_ipv6+0x377/0x600
[ 1647.535493][T12477]      nexthop_create+0x311/0x650
[ 1647.535493][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1647.535493][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1647.535493][T12477]      netlink_rcv_skb+0x130/0x360
[ 1647.535493][T12477]      netlink_unicast+0x449/0x710
[ 1647.535493][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1647.535493][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1647.535493][T12477]      ___sys_sendmsg+0xee/0x170
[ 1647.535493][T12477]      __sys_sendmsg+0xcd/0x170
[ 1647.535493][T12477]      do_syscall_64+0xc6/0x1e0
[ 1647.535493][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1647.535493][T12477] 
[ 1647.537459][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1647.537459][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1647.537459][T12477]      addrconf_notify+0x344/0xd60
[ 1647.537459][T12477]      notifier_call_chain+0xcd/0x150
[ 1647.537459][T12477]      register_netdevice+0x108b/0x1690
[ 1647.537459][T12477]      veth_newlink+0x401/0x830
[ 1647.537459][T12477]      rtnl_newlink_create+0x341/0x850
[ 1647.537459][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1647.537459][T12477]      rtnl_newlink+0x63/0xa0
[ 1647.537459][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1647.537459][T12477]      netlink_rcv_skb+0x130/0x360
[ 1647.537459][T12477]      netlink_unicast+0x449/0x710
[ 1647.537459][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1647.537459][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1647.537459][T12477]      ___sys_sendmsg+0xee/0x170
[ 1647.537459][T12477]      __sys_sendmsg+0xcd/0x170
[ 1647.537459][T12477]      do_syscall_64+0xc6/0x1e0
[ 1647.537459][T12477] 
[ 1657.571392][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1657.571847][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1657.571847][T12477]      dst_init+0x84/0x4a0
[ 1657.571847][T12477]      dst_alloc+0x97/0x150
[ 1657.571847][T12477]      ip6_dst_alloc+0x23/0x90
[ 1657.571847][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1657.571847][T12477]      ip6_pol_route+0x56f/0x840
[ 1657.571847][T12477]      fib6_rule_lookup+0x334/0x630
[ 1657.571847][T12477]      ip6_route_output_flags+0x259/0x480
[ 1657.571847][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1657.571847][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1657.571847][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1657.571847][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1657.571847][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1657.571847][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1657.571847][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1657.571847][T12477]      arp_solicit+0x4aa/0xe20
[ 1657.571847][T12477]      neigh_probe+0xaa/0xf0
[ 1657.571847][T12477] 
[ 1657.574126][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1657.574126][T12477]      dst_init+0x84/0x4a0
[ 1657.574126][T12477]      dst_alloc+0x97/0x150
[ 1657.574126][T12477]      ip6_dst_alloc+0x23/0x90
[ 1657.574126][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1657.574126][T12477]      ip6_pol_route+0x56f/0x840
[ 1657.574126][T12477]      fib6_rule_lookup+0x334/0x630
[ 1657.574126][T12477]      ip6_route_output_flags+0x259/0x480
[ 1657.574126][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1657.574126][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1657.574126][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1657.574126][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1657.574126][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1657.574126][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1657.574126][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1657.574126][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1657.574126][T12477]      ip6_finish_output+0x553/0xdf0
[ 1657.574126][T12477] 
[ 1657.576426][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1657.576426][T12477]      netdev_get_by_index+0x5e/0x80
[ 1657.576426][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1657.576426][T12477]      nh_create_ipv6+0x377/0x600
[ 1657.576426][T12477]      nexthop_create+0x311/0x650
[ 1657.576426][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1657.576426][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1657.576426][T12477]      netlink_rcv_skb+0x130/0x360
[ 1657.576426][T12477]      netlink_unicast+0x449/0x710
[ 1657.576426][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1657.576426][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1657.576426][T12477]      ___sys_sendmsg+0xee/0x170
[ 1657.576426][T12477]      __sys_sendmsg+0xcd/0x170
[ 1657.576426][T12477]      do_syscall_64+0xc6/0x1e0
[ 1657.576426][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1657.576426][T12477] 
[ 1657.578398][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1657.578398][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1657.578398][T12477]      addrconf_notify+0x344/0xd60
[ 1657.578398][T12477]      notifier_call_chain+0xcd/0x150
[ 1657.578398][T12477]      register_netdevice+0x108b/0x1690
[ 1657.578398][T12477]      veth_newlink+0x401/0x830
[ 1657.578398][T12477]      rtnl_newlink_create+0x341/0x850
[ 1657.578398][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1657.578398][T12477]      rtnl_newlink+0x63/0xa0
[ 1657.578398][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1657.578398][T12477]      netlink_rcv_skb+0x130/0x360
[ 1657.578398][T12477]      netlink_unicast+0x449/0x710
[ 1657.578398][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1657.578398][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1657.578398][T12477]      ___sys_sendmsg+0xee/0x170
[ 1657.578398][T12477]      __sys_sendmsg+0xcd/0x170
[ 1657.578398][T12477]      do_syscall_64+0xc6/0x1e0
[ 1657.578398][T12477] 
[ 1667.699313][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1667.699696][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1667.699696][T12477]      dst_init+0x84/0x4a0
[ 1667.699696][T12477]      dst_alloc+0x97/0x150
[ 1667.699696][T12477]      ip6_dst_alloc+0x23/0x90
[ 1667.699696][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1667.699696][T12477]      ip6_pol_route+0x56f/0x840
[ 1667.699696][T12477]      fib6_rule_lookup+0x334/0x630
[ 1667.699696][T12477]      ip6_route_output_flags+0x259/0x480
[ 1667.699696][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1667.699696][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1667.699696][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1667.699696][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1667.699696][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1667.699696][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1667.699696][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1667.699696][T12477]      arp_solicit+0x4aa/0xe20
[ 1667.699696][T12477]      neigh_probe+0xaa/0xf0
[ 1667.699696][T12477] 
[ 1667.701977][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1667.701977][T12477]      dst_init+0x84/0x4a0
[ 1667.701977][T12477]      dst_alloc+0x97/0x150
[ 1667.701977][T12477]      ip6_dst_alloc+0x23/0x90
[ 1667.701977][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1667.701977][T12477]      ip6_pol_route+0x56f/0x840
[ 1667.701977][T12477]      fib6_rule_lookup+0x334/0x630
[ 1667.701977][T12477]      ip6_route_output_flags+0x259/0x480
[ 1667.701977][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1667.701977][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1667.701977][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1667.701977][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1667.701977][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1667.701977][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1667.701977][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1667.701977][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1667.701977][T12477]      ip6_finish_output+0x553/0xdf0
[ 1667.701977][T12477] 
[ 1667.704288][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1667.704288][T12477]      netdev_get_by_index+0x5e/0x80
[ 1667.704288][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1667.704288][T12477]      nh_create_ipv6+0x377/0x600
[ 1667.704288][T12477]      nexthop_create+0x311/0x650
[ 1667.704288][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1667.704288][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1667.704288][T12477]      netlink_rcv_skb+0x130/0x360
[ 1667.704288][T12477]      netlink_unicast+0x449/0x710
[ 1667.704288][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1667.704288][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1667.704288][T12477]      ___sys_sendmsg+0xee/0x170
[ 1667.704288][T12477]      __sys_sendmsg+0xcd/0x170
[ 1667.704288][T12477]      do_syscall_64+0xc6/0x1e0
[ 1667.704288][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1667.704288][T12477] 
[ 1667.706266][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1667.706266][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1667.706266][T12477]      addrconf_notify+0x344/0xd60
[ 1667.706266][T12477]      notifier_call_chain+0xcd/0x150
[ 1667.706266][T12477]      register_netdevice+0x108b/0x1690
[ 1667.706266][T12477]      veth_newlink+0x401/0x830
[ 1667.706266][T12477]      rtnl_newlink_create+0x341/0x850
[ 1667.706266][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1667.706266][T12477]      rtnl_newlink+0x63/0xa0
[ 1667.706266][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1667.706266][T12477]      netlink_rcv_skb+0x130/0x360
[ 1667.706266][T12477]      netlink_unicast+0x449/0x710
[ 1667.706266][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1667.706266][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1667.706266][T12477]      ___sys_sendmsg+0xee/0x170
[ 1667.706266][T12477]      __sys_sendmsg+0xcd/0x170
[ 1667.706266][T12477]      do_syscall_64+0xc6/0x1e0
[ 1667.706266][T12477] 
[ 1677.850323][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1677.850755][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1677.850755][T12477]      dst_init+0x84/0x4a0
[ 1677.850755][T12477]      dst_alloc+0x97/0x150
[ 1677.850755][T12477]      ip6_dst_alloc+0x23/0x90
[ 1677.850755][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1677.850755][T12477]      ip6_pol_route+0x56f/0x840
[ 1677.850755][T12477]      fib6_rule_lookup+0x334/0x630
[ 1677.850755][T12477]      ip6_route_output_flags+0x259/0x480
[ 1677.850755][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1677.850755][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1677.850755][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1677.850755][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1677.850755][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1677.850755][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1677.850755][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1677.850755][T12477]      arp_solicit+0x4aa/0xe20
[ 1677.850755][T12477]      neigh_probe+0xaa/0xf0
[ 1677.850755][T12477] 
[ 1677.853365][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1677.853365][T12477]      dst_init+0x84/0x4a0
[ 1677.853365][T12477]      dst_alloc+0x97/0x150
[ 1677.853365][T12477]      ip6_dst_alloc+0x23/0x90
[ 1677.853365][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1677.853365][T12477]      ip6_pol_route+0x56f/0x840
[ 1677.853365][T12477]      fib6_rule_lookup+0x334/0x630
[ 1677.853365][T12477]      ip6_route_output_flags+0x259/0x480
[ 1677.853365][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1677.853365][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1677.853365][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1677.853365][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1677.853365][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1677.853365][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1677.853365][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1677.853365][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1677.853365][T12477]      ip6_finish_output+0x553/0xdf0
[ 1677.853365][T12477] 
[ 1677.856065][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1677.856065][T12477]      netdev_get_by_index+0x5e/0x80
[ 1677.856065][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1677.856065][T12477]      nh_create_ipv6+0x377/0x600
[ 1677.856065][T12477]      nexthop_create+0x311/0x650
[ 1677.856065][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1677.856065][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1677.856065][T12477]      netlink_rcv_skb+0x130/0x360
[ 1677.856065][T12477]      netlink_unicast+0x449/0x710
[ 1677.856065][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1677.856065][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1677.856065][T12477]      ___sys_sendmsg+0xee/0x170
[ 1677.856065][T12477]      __sys_sendmsg+0xcd/0x170
[ 1677.856065][T12477]      do_syscall_64+0xc6/0x1e0
[ 1677.856065][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1677.856065][T12477] 
[ 1677.858209][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1677.858209][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1677.858209][T12477]      addrconf_notify+0x344/0xd60
[ 1677.858209][T12477]      notifier_call_chain+0xcd/0x150
[ 1677.858209][T12477]      register_netdevice+0x108b/0x1690
[ 1677.858209][T12477]      veth_newlink+0x401/0x830
[ 1677.858209][T12477]      rtnl_newlink_create+0x341/0x850
[ 1677.858209][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1677.858209][T12477]      rtnl_newlink+0x63/0xa0
[ 1677.858209][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1677.858209][T12477]      netlink_rcv_skb+0x130/0x360
[ 1677.858209][T12477]      netlink_unicast+0x449/0x710
[ 1677.858209][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1677.858209][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1677.858209][T12477]      ___sys_sendmsg+0xee/0x170
[ 1677.858209][T12477]      __sys_sendmsg+0xcd/0x170
[ 1677.858209][T12477]      do_syscall_64+0xc6/0x1e0
[ 1677.858209][T12477] 
[ 1687.978224][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1687.978635][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1687.978635][T12477]      dst_init+0x84/0x4a0
[ 1687.978635][T12477]      dst_alloc+0x97/0x150
[ 1687.978635][T12477]      ip6_dst_alloc+0x23/0x90
[ 1687.978635][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1687.978635][T12477]      ip6_pol_route+0x56f/0x840
[ 1687.978635][T12477]      fib6_rule_lookup+0x334/0x630
[ 1687.978635][T12477]      ip6_route_output_flags+0x259/0x480
[ 1687.978635][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1687.978635][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1687.978635][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1687.978635][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1687.978635][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1687.978635][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1687.978635][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1687.978635][T12477]      arp_solicit+0x4aa/0xe20
[ 1687.978635][T12477]      neigh_probe+0xaa/0xf0
[ 1687.978635][T12477] 
[ 1687.980990][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1687.980990][T12477]      dst_init+0x84/0x4a0
[ 1687.980990][T12477]      dst_alloc+0x97/0x150
[ 1687.980990][T12477]      ip6_dst_alloc+0x23/0x90
[ 1687.980990][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1687.980990][T12477]      ip6_pol_route+0x56f/0x840
[ 1687.980990][T12477]      fib6_rule_lookup+0x334/0x630
[ 1687.980990][T12477]      ip6_route_output_flags+0x259/0x480
[ 1687.980990][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1687.980990][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1687.980990][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1687.980990][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1687.980990][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1687.980990][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1687.980990][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1687.980990][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1687.980990][T12477]      ip6_finish_output+0x553/0xdf0
[ 1687.980990][T12477] 
[ 1687.983350][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1687.983350][T12477]      netdev_get_by_index+0x5e/0x80
[ 1687.983350][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1687.983350][T12477]      nh_create_ipv6+0x377/0x600
[ 1687.983350][T12477]      nexthop_create+0x311/0x650
[ 1687.983350][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1687.983350][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1687.983350][T12477]      netlink_rcv_skb+0x130/0x360
[ 1687.983350][T12477]      netlink_unicast+0x449/0x710
[ 1687.983350][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1687.983350][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1687.983350][T12477]      ___sys_sendmsg+0xee/0x170
[ 1687.983350][T12477]      __sys_sendmsg+0xcd/0x170
[ 1687.983350][T12477]      do_syscall_64+0xc6/0x1e0
[ 1687.983350][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1687.983350][T12477] 
[ 1687.985407][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1687.985407][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1687.985407][T12477]      addrconf_notify+0x344/0xd60
[ 1687.985407][T12477]      notifier_call_chain+0xcd/0x150
[ 1687.985407][T12477]      register_netdevice+0x108b/0x1690
[ 1687.985407][T12477]      veth_newlink+0x401/0x830
[ 1687.985407][T12477]      rtnl_newlink_create+0x341/0x850
[ 1687.985407][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1687.985407][T12477]      rtnl_newlink+0x63/0xa0
[ 1687.985407][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1687.985407][T12477]      netlink_rcv_skb+0x130/0x360
[ 1687.985407][T12477]      netlink_unicast+0x449/0x710
[ 1687.985407][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1687.985407][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1687.985407][T12477]      ___sys_sendmsg+0xee/0x170
[ 1687.985407][T12477]      __sys_sendmsg+0xcd/0x170
[ 1687.985407][T12477]      do_syscall_64+0xc6/0x1e0
[ 1687.985407][T12477] 
[ 1698.099379][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1698.099749][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1698.099749][T12477]      dst_init+0x84/0x4a0
[ 1698.099749][T12477]      dst_alloc+0x97/0x150
[ 1698.099749][T12477]      ip6_dst_alloc+0x23/0x90
[ 1698.099749][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1698.099749][T12477]      ip6_pol_route+0x56f/0x840
[ 1698.099749][T12477]      fib6_rule_lookup+0x334/0x630
[ 1698.099749][T12477]      ip6_route_output_flags+0x259/0x480
[ 1698.099749][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1698.099749][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1698.099749][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1698.099749][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1698.099749][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1698.099749][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1698.099749][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1698.099749][T12477]      arp_solicit+0x4aa/0xe20
[ 1698.099749][T12477]      neigh_probe+0xaa/0xf0
[ 1698.099749][T12477] 
[ 1698.102003][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1698.102003][T12477]      dst_init+0x84/0x4a0
[ 1698.102003][T12477]      dst_alloc+0x97/0x150
[ 1698.102003][T12477]      ip6_dst_alloc+0x23/0x90
[ 1698.102003][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1698.102003][T12477]      ip6_pol_route+0x56f/0x840
[ 1698.102003][T12477]      fib6_rule_lookup+0x334/0x630
[ 1698.102003][T12477]      ip6_route_output_flags+0x259/0x480
[ 1698.102003][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1698.102003][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1698.102003][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1698.102003][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1698.102003][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1698.102003][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1698.102003][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1698.102003][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1698.102003][T12477]      ip6_finish_output+0x553/0xdf0
[ 1698.102003][T12477] 
[ 1698.104276][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1698.104276][T12477]      netdev_get_by_index+0x5e/0x80
[ 1698.104276][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1698.104276][T12477]      nh_create_ipv6+0x377/0x600
[ 1698.104276][T12477]      nexthop_create+0x311/0x650
[ 1698.104276][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1698.104276][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1698.104276][T12477]      netlink_rcv_skb+0x130/0x360
[ 1698.104276][T12477]      netlink_unicast+0x449/0x710
[ 1698.104276][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1698.104276][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1698.104276][T12477]      ___sys_sendmsg+0xee/0x170
[ 1698.104276][T12477]      __sys_sendmsg+0xcd/0x170
[ 1698.104276][T12477]      do_syscall_64+0xc6/0x1e0
[ 1698.104276][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1698.104276][T12477] 
[ 1698.106233][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1698.106233][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1698.106233][T12477]      addrconf_notify+0x344/0xd60
[ 1698.106233][T12477]      notifier_call_chain+0xcd/0x150
[ 1698.106233][T12477]      register_netdevice+0x108b/0x1690
[ 1698.106233][T12477]      veth_newlink+0x401/0x830
[ 1698.106233][T12477]      rtnl_newlink_create+0x341/0x850
[ 1698.106233][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1698.106233][T12477]      rtnl_newlink+0x63/0xa0
[ 1698.106233][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1698.106233][T12477]      netlink_rcv_skb+0x130/0x360
[ 1698.106233][T12477]      netlink_unicast+0x449/0x710
[ 1698.106233][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1698.106233][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1698.106233][T12477]      ___sys_sendmsg+0xee/0x170
[ 1698.106233][T12477]      __sys_sendmsg+0xcd/0x170
[ 1698.106233][T12477]      do_syscall_64+0xc6/0x1e0
[ 1698.106233][T12477] 
[ 1708.242432][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1708.242814][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1708.242814][T12477]      dst_init+0x84/0x4a0
[ 1708.242814][T12477]      dst_alloc+0x97/0x150
[ 1708.242814][T12477]      ip6_dst_alloc+0x23/0x90
[ 1708.242814][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1708.242814][T12477]      ip6_pol_route+0x56f/0x840
[ 1708.242814][T12477]      fib6_rule_lookup+0x334/0x630
[ 1708.242814][T12477]      ip6_route_output_flags+0x259/0x480
[ 1708.242814][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1708.242814][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1708.242814][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1708.242814][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1708.242814][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1708.242814][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1708.242814][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1708.242814][T12477]      arp_solicit+0x4aa/0xe20
[ 1708.242814][T12477]      neigh_probe+0xaa/0xf0
[ 1708.242814][T12477] 
[ 1708.245086][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1708.245086][T12477]      dst_init+0x84/0x4a0
[ 1708.245086][T12477]      dst_alloc+0x97/0x150
[ 1708.245086][T12477]      ip6_dst_alloc+0x23/0x90
[ 1708.245086][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1708.245086][T12477]      ip6_pol_route+0x56f/0x840
[ 1708.245086][T12477]      fib6_rule_lookup+0x334/0x630
[ 1708.245086][T12477]      ip6_route_output_flags+0x259/0x480
[ 1708.245086][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1708.245086][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1708.245086][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1708.245086][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1708.245086][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1708.245086][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1708.245086][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1708.245086][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1708.245086][T12477]      ip6_finish_output+0x553/0xdf0
[ 1708.245086][T12477] 
[ 1708.247347][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1708.247347][T12477]      netdev_get_by_index+0x5e/0x80
[ 1708.247347][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1708.247347][T12477]      nh_create_ipv6+0x377/0x600
[ 1708.247347][T12477]      nexthop_create+0x311/0x650
[ 1708.247347][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1708.247347][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1708.247347][T12477]      netlink_rcv_skb+0x130/0x360
[ 1708.247347][T12477]      netlink_unicast+0x449/0x710
[ 1708.247347][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1708.247347][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1708.247347][T12477]      ___sys_sendmsg+0xee/0x170
[ 1708.247347][T12477]      __sys_sendmsg+0xcd/0x170
[ 1708.247347][T12477]      do_syscall_64+0xc6/0x1e0
[ 1708.247347][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1708.247347][T12477] 
[ 1708.249307][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1708.249307][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1708.249307][T12477]      addrconf_notify+0x344/0xd60
[ 1708.249307][T12477]      notifier_call_chain+0xcd/0x150
[ 1708.249307][T12477]      register_netdevice+0x108b/0x1690
[ 1708.249307][T12477]      veth_newlink+0x401/0x830
[ 1708.249307][T12477]      rtnl_newlink_create+0x341/0x850
[ 1708.249307][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1708.249307][T12477]      rtnl_newlink+0x63/0xa0
[ 1708.249307][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1708.249307][T12477]      netlink_rcv_skb+0x130/0x360
[ 1708.249307][T12477]      netlink_unicast+0x449/0x710
[ 1708.249307][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1708.249307][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1708.249307][T12477]      ___sys_sendmsg+0xee/0x170
[ 1708.249307][T12477]      __sys_sendmsg+0xcd/0x170
[ 1708.249307][T12477]      do_syscall_64+0xc6/0x1e0
[ 1708.249307][T12477] 
[ 1718.395262][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1718.395661][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1718.395661][T12477]      dst_init+0x84/0x4a0
[ 1718.395661][T12477]      dst_alloc+0x97/0x150
[ 1718.395661][T12477]      ip6_dst_alloc+0x23/0x90
[ 1718.395661][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1718.395661][T12477]      ip6_pol_route+0x56f/0x840
[ 1718.395661][T12477]      fib6_rule_lookup+0x334/0x630
[ 1718.395661][T12477]      ip6_route_output_flags+0x259/0x480
[ 1718.395661][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1718.395661][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1718.395661][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1718.395661][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1718.395661][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1718.395661][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1718.395661][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1718.395661][T12477]      arp_solicit+0x4aa/0xe20
[ 1718.395661][T12477]      neigh_probe+0xaa/0xf0
[ 1718.395661][T12477] 
[ 1718.398360][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1718.398360][T12477]      dst_init+0x84/0x4a0
[ 1718.398360][T12477]      dst_alloc+0x97/0x150
[ 1718.398360][T12477]      ip6_dst_alloc+0x23/0x90
[ 1718.398360][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1718.398360][T12477]      ip6_pol_route+0x56f/0x840
[ 1718.398360][T12477]      fib6_rule_lookup+0x334/0x630
[ 1718.398360][T12477]      ip6_route_output_flags+0x259/0x480
[ 1718.398360][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1718.398360][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1718.398360][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1718.398360][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1718.398360][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1718.398360][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1718.398360][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1718.398360][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1718.398360][T12477]      ip6_finish_output+0x553/0xdf0
[ 1718.398360][T12477] 
[ 1718.400776][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1718.400776][T12477]      netdev_get_by_index+0x5e/0x80
[ 1718.400776][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1718.400776][T12477]      nh_create_ipv6+0x377/0x600
[ 1718.400776][T12477]      nexthop_create+0x311/0x650
[ 1718.400776][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1718.400776][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1718.400776][T12477]      netlink_rcv_skb+0x130/0x360
[ 1718.400776][T12477]      netlink_unicast+0x449/0x710
[ 1718.400776][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1718.400776][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1718.400776][T12477]      ___sys_sendmsg+0xee/0x170
[ 1718.400776][T12477]      __sys_sendmsg+0xcd/0x170
[ 1718.400776][T12477]      do_syscall_64+0xc6/0x1e0
[ 1718.400776][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1718.400776][T12477] 
[ 1718.402896][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1718.402896][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1718.402896][T12477]      addrconf_notify+0x344/0xd60
[ 1718.402896][T12477]      notifier_call_chain+0xcd/0x150
[ 1718.402896][T12477]      register_netdevice+0x108b/0x1690
[ 1718.402896][T12477]      veth_newlink+0x401/0x830
[ 1718.402896][T12477]      rtnl_newlink_create+0x341/0x850
[ 1718.402896][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1718.402896][T12477]      rtnl_newlink+0x63/0xa0
[ 1718.402896][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1718.402896][T12477]      netlink_rcv_skb+0x130/0x360
[ 1718.402896][T12477]      netlink_unicast+0x449/0x710
[ 1718.402896][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1718.402896][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1718.402896][T12477]      ___sys_sendmsg+0xee/0x170
[ 1718.402896][T12477]      __sys_sendmsg+0xcd/0x170
[ 1718.402896][T12477]      do_syscall_64+0xc6/0x1e0
[ 1718.402896][T12477] 
[ 1728.539236][T12477] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6
[ 1728.539689][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1728.539689][T12477]      dst_init+0x84/0x4a0
[ 1728.539689][T12477]      dst_alloc+0x97/0x150
[ 1728.539689][T12477]      ip6_dst_alloc+0x23/0x90
[ 1728.539689][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1728.539689][T12477]      ip6_pol_route+0x56f/0x840
[ 1728.539689][T12477]      fib6_rule_lookup+0x334/0x630
[ 1728.539689][T12477]      ip6_route_output_flags+0x259/0x480
[ 1728.539689][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1728.539689][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1728.539689][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1728.539689][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1728.539689][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1728.539689][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1728.539689][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1728.539689][T12477]      arp_solicit+0x4aa/0xe20
[ 1728.539689][T12477]      neigh_probe+0xaa/0xf0
[ 1728.539689][T12477] 
[ 1728.542076][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 2/5 users at
[ 1728.542076][T12477]      dst_init+0x84/0x4a0
[ 1728.542076][T12477]      dst_alloc+0x97/0x150
[ 1728.542076][T12477]      ip6_dst_alloc+0x23/0x90
[ 1728.542076][T12477]      ip6_rt_pcpu_alloc+0x1e6/0x520
[ 1728.542076][T12477]      ip6_pol_route+0x56f/0x840
[ 1728.542076][T12477]      fib6_rule_lookup+0x334/0x630
[ 1728.542076][T12477]      ip6_route_output_flags+0x259/0x480
[ 1728.542076][T12477]      ip6_dst_lookup_tail.constprop.0+0x700/0xb60
[ 1728.542076][T12477]      ip6_dst_lookup_flow+0x88/0x190
[ 1728.542076][T12477]      udp_tunnel6_dst_lookup+0x2b0/0x4d0
[ 1728.542076][T12477]      vxlan_xmit_one+0xd5e/0x4570 [vxlan]
[ 1728.542076][T12477]      vxlan_xmit+0x9b6/0xf40 [vxlan]
[ 1728.542076][T12477]      dev_hard_start_xmit+0x10e/0x360
[ 1728.542076][T12477]      __dev_queue_xmit+0xe79/0x16e0
[ 1728.542076][T12477]      ip6_finish_output2+0x59b/0xf60
[ 1728.542076][T12477]      ip6_finish_output+0x553/0xdf0
[ 1728.542076][T12477] 
[ 1728.544335][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1728.544335][T12477]      netdev_get_by_index+0x5e/0x80
[ 1728.544335][T12477]      fib6_nh_init+0x3d8/0x1580
[ 1728.544335][T12477]      nh_create_ipv6+0x377/0x600
[ 1728.544335][T12477]      nexthop_create+0x311/0x650
[ 1728.544335][T12477]      rtm_new_nexthop+0x3f0/0x5c0
[ 1728.544335][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1728.544335][T12477]      netlink_rcv_skb+0x130/0x360
[ 1728.544335][T12477]      netlink_unicast+0x449/0x710
[ 1728.544335][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1728.544335][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1728.544335][T12477]      ___sys_sendmsg+0xee/0x170
[ 1728.544335][T12477]      __sys_sendmsg+0xcd/0x170
[ 1728.544335][T12477]      do_syscall_64+0xc6/0x1e0
[ 1728.544335][T12477]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 1728.544335][T12477] 
[ 1728.546338][T12477] ref_tracker: veth_A-R1@ffff8880075245e0 has 1/5 users at
[ 1728.546338][T12477]      ipv6_add_dev+0x3ba/0x11c0
[ 1728.546338][T12477]      addrconf_notify+0x344/0xd60
[ 1728.546338][T12477]      notifier_call_chain+0xcd/0x150
[ 1728.546338][T12477]      register_netdevice+0x108b/0x1690
[ 1728.546338][T12477]      veth_newlink+0x401/0x830
[ 1728.546338][T12477]      rtnl_newlink_create+0x341/0x850
[ 1728.546338][T12477]      __rtnl_newlink+0xac9/0xd80
[ 1728.546338][T12477]      rtnl_newlink+0x63/0xa0
[ 1728.546338][T12477]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 1728.546338][T12477]      netlink_rcv_skb+0x130/0x360
[ 1728.546338][T12477]      netlink_unicast+0x449/0x710
[ 1728.546338][T12477]      netlink_sendmsg+0x723/0xbe0
[ 1728.546338][T12477]      ____sys_sendmsg+0x7b2/0xa10
[ 1728.546338][T12477]      ___sys_sendmsg+0xee/0x170
[ 1728.546338][T12477]      __sys_sendmsg+0xcd/0x170
[ 1728.546338][T12477]      do_syscall_64+0xc6/0x1e0
[ 1728.546338][T12477]