r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm_chain(r0, &(0x7f0000000380)={&(0x7f0000000240), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)=@delsa={0x1c, 0x11, 0x300, 0x70bd27, 0x25dfdbff, {@in, 0x4d2}, ["", ""]}, 0xfd91}, 0x1, 0x0, 0x0, 0x4040049}, 0x44)