r0 = socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x2, &(0x7f0000000040)=[{0x30, 0x0, 0x0, 0xffffefff}, {0x6}]}, 0x10) sendmsg$nl_xfrm(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000100)=@updsa={0xf0, 0x1a, 0x1, 0x0, 0x0, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @in6=@private1}, {@in=@multicast1}, @in6=@loopback}}, 0xf0}}, 0x0)