r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_DELETE(r0, &(0x7f0000000700)={&(0x7f0000000640), 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x1c, 0x2, 0x1, 0x301, 0x0, 0x0, {}, [@CTA_MARK={0x8}]}, 0x1c}}, 0x0)