Hello,

Simple bridge, with 2 ports:

ovs-vsctl show
66abf37d-391e-45ba-b740-d2d0f414cd15
    Bridge "br1"
        Port "enp4s0f0_1"
            Interface "enp4s0f0_1"
        Port "enp4s0f0_0"
            Interface "enp4s0f0_0"
        Port "br1"
            Interface "br1"
                type: internal
    ovs_version: "2.10.90"

master version, last commit:
46df7fac7 netdev-tc-offloads: Support IPv6 hlimit rewrite



Single OF rule, to change MAC and DSTIP.
ovs-ofctl del-flows br1
ovs-ofctl add-flow br1 
in_port=1,dl_dst=e4:11:22:33:44:51,dl_type=0x0800,nw_src=4.4.4.10,nw_dst=4.4.4.11,actions=mod_dl_dst=e4:11:22:33:aa:bb,mod_nw_dst=4.6.4.51,output:2

ovs-ofctl dump-flows br1
 cookie=0x0, duration=0.012s, table=0, n_packets=0, n_bytes=0, 
ip,in_port="enp4s0f0_0",dl_dst=e4:11:22:33:44:51,nw_src=4.4.4.10,nw_dst=4.4.4.11
 actions=mod_dl_dst:e4:11:22:33:aa:bb,mod_nw_dst:4.6.4.51,output:"enp4s0f0_1"


In ovs-dpctl it can be seen that the SRCIP is also applied with a rewrite to 
the same value, though not requested.
ovs-dpctl dump-flows --names
in_port(enp4s0f0_0),eth(dst=e4:11:22:33:44:51),eth_type(0x0800),ipv4(src=4.4.4.10,dst=4.4.4.11,proto=1,frag=no),
 packets:1, bytes:98, used:2.240s, 
actions:set(eth(dst=e4:11:22:33:aa:bb)),set(ipv4(src=4.4.4.10,dst=4.6.4.51)),enp4s0f0_1


I think it is a bug.
Thanks,
Eli
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