[  703.973688] netlink: 'python3': attribute type 2 has an invalid length.
[  703.973999] arpping: entered promiscuous mode
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[  709.750746] netlink: 'python3': attribute type 2 has an invalid length.
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[  729.547114] netlink: 'python3': attribute type 2 has an invalid length.
[  729.547443] cv4: entered promiscuous mode
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[  737.647524] nat4: entered promiscuous mode
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[  764.894226] nv0: entered promiscuous mode
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[  765.477345] openvswitch: nv0: Dropping previously announced user features
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[  769.073736] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  769.124123] python3 (2639) used greatest stack depth: 10608 bytes left
[  769.636333] openvswitch: netlink: Flow actions may not be safe on all matching packets.
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[  803.238621] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  803.797765] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  804.311239] openvswitch: netlink: Flow actions may not be safe on all matching packets.
[  808.111854] s0 (unregistering): left promiscuous mode
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