r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_CTRZERO(r0, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f00000005c0)={0x2c, 0x3, 0x1, 0x101, 0x0, 0x0, {}, [@CTA_NAT_SRC={0xc, 0x6, 0x0, 0x1, [@CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}]}, @CTA_MARK={0x8}, @CTA_SYNPROXY={0x4}]}, 0x2c}}, 0x0)