r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=@getsa={0x3c, 0x12, 0x1, 0x70bd6b, 0x25dfdbfe, {@in6=@local, 0x4d4, 0xa, 0x2b}, [@srcaddr={0x14, 0xd, @in6=@ipv4={'\x00', '\xff\xff', @multicast1}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40804}, 0x20000000)