r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/anycast6\x00') r1 = socket$inet6_udplite(0xa, 0x2, 0x88) socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000000080)={@remote}, 0x14) preadv(r0, &(0x7f0000000000)=[{&(0x7f00000006c0)=""/225, 0xe1}], 0x1, 0x2, 0x0)