Openflow flowmod with extensions causes tracebacks during statistics processing

Traceback : https://gist.github.com/f2488973368112aa76de

Flows that were previously installed on the switch :
[root@localhost openvswitch]# ovs-ofctl dump-flows br-int -O OpenFlow13
OFPST_FLOW reply (OF1.3) (xid=0x2):
cookie=0x0, duration=16.521s, table=0, n_packets=0, n_bytes=0, send_flow_rem priority=150,arp,reg6=0x1,arp_tpa=1.1.1.1,arp_op=1 actions=move:NXM_OF_ETH_SRC[]>NXM_OF_ETH_DST[],load:0x2>NXM_OF_ARP_OP[],set_field:88:f0:31:b5:12:b5->eth_src,load:0x88f031b512b5->NXM_NX_ARP_SHA[],move:NXM_NX_ARP_SHA[]>NXM_NX_ARP_THA[],load:0x1010101>NXM_OF_ARP_SPA[],move:NXM_OF_ARP_SPA[]->NXM_OF_ARP_TPA[],IN_PORT

cookie=0x0, duration=16.804s, table=0, n_packets=0, n_bytes=0, send_flow_rem priority=10,reg5=0x1,dl_dst=01:00:00:00:00:00/01:00:00:00:00:00 actions=drop
cookie=0x0, duration=26.133s, table=1, n_packets=0, n_bytes=0, send_flow_rem ip,nw_dst=1.1.1.1 actions=resubmit(1,1)
cookie=0x0, duration=25.522s, table=2, n_packets=0, n_bytes=0, send_flow_rem ip,nw_dst=1.1.1.2 actions=resubmit:1
cookie=0x0, duration=23.351s, table=3, n_packets=0, n_bytes=0, send_flow_rem ip,nw_dst=1.1.1.3 actions=resubmit(,1)
cookie=0x0, duration=21.178s, table=4, n_packets=0, n_bytes=0, send_flow_rem ip,nw_dst=1.1.1.4 actions=resubmit(,0)
cookie=0x0, duration=19.003s, table=5, n_packets=0, n_bytes=0, send_flow_rem ip,nw_dst=1.1.1.5 actions=resubmit(,)