[  774.114129] netlink: 'python3': attribute type 2 has an invalid length.
[  774.114471] arpping: entered promiscuous mode
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[  802.227454] cv4: entered promiscuous mode
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[  840.694890] nv0: entered promiscuous mode
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[  841.229464] openvswitch: nv0: Dropping previously announced user features
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[  844.616686] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  844.673918] python3 (2653) used greatest stack depth: 10592 bytes left
[  845.184374] openvswitch: netlink: Flow actions may not be safe on all matching packets.
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[  879.691006] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  880.249954] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  880.770579] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  884.692492] s0 (unregistering): left promiscuous mode
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