ssl/t1_lib.c:1104: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [0, `s->s3->previous_client_finished_len` + `pkt->written` + `s->srp_ctx.login->strlen` + `s->tlsext_hostname->strlen` + 35]):unsigned64 by call to `WPACKET_sub_memcpy__`.
Showing all 16 steps of the trace


ssl/t1_lib.c:1016:1: Parameter `pkt->written`
1014.   }
1015.   
1016. > int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al)
1017.   {
1018.   #ifndef OPENSSL_NO_EC

ssl/t1_lib.c:1101:14: Call
1099.           tls1_get_formatlist(s, &pformats, &num_formats);
1100.   
1101.           if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_ec_point_formats)
                     ^
1102.                      /* Sub-packet for formats extension */
1103.                   || !WPACKET_start_sub_packet_u16(pkt)

ssl/packet.c:242:1: Parameter `pkt->written`
  240.   }
  241.   
  242. > int WPACKET_put_bytes__(WPACKET *pkt, unsigned int val, size_t size)
  243.   {
  244.       unsigned char *data;

ssl/t1_lib.c:1103:21: Call
1101.           if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_ec_point_formats)
1102.                      /* Sub-packet for formats extension */
1103.                   || !WPACKET_start_sub_packet_u16(pkt)
                            ^
1104.                   || !WPACKET_sub_memcpy_u8(pkt, pformats, num_formats)
1105.                   || !WPACKET_close(pkt)) {

ssl/packet.c:205:1: Parameter `pkt->written`
  203.   }
  204.   
  205. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  206.   {
  207.       WPACKET_SUB *sub;

ssl/t1_lib.c:1104:21: Call
1102.                      /* Sub-packet for formats extension */
1103.                   || !WPACKET_start_sub_packet_u16(pkt)
1104.                   || !WPACKET_sub_memcpy_u8(pkt, pformats, num_formats)
                            ^
1105.                   || !WPACKET_close(pkt)) {
1106.               SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);

ssl/packet.c:301:10: Call
  299.                            size_t lenbytes)
  300.   {
  301.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
                  ^
  302.               || !WPACKET_memcpy(pkt, src, len)
  303.               || !WPACKET_close(pkt))

ssl/packet.c:205:1: Parameter `pkt->buf->length`
    203.   }
    204.   
    205. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    206.   {
    207.       WPACKET_SUB *sub;

ssl/packet.c:302:17: Call
  300.   {
  301.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
  302.               || !WPACKET_memcpy(pkt, src, len)
                         ^
  303.               || !WPACKET_close(pkt))
  304.           return 0;

ssl/packet.c:283:1: Parameter `pkt->written`
    281.   }
    282.   
    283. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
    284.   {
    285.       unsigned char *dest;

ssl/packet.c:290:10: Call
    288.           return 1;
    289.   
    290.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                    ^
    291.           return 0;
    292.   

ssl/packet.c:15:1: <LHS trace>
13.   #define DEFAULT_BUF_SIZE    256
14.   
15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
16.   {
17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: Parameter `pkt->buf->length`
      13.   #define DEFAULT_BUF_SIZE    256
      14.   
      15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
      16.   {
      17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: <RHS trace>
13.   #define DEFAULT_BUF_SIZE    256
14.   
15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
16.   {
17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: Parameter `len`
      13.   #define DEFAULT_BUF_SIZE    256
      14.   
      15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
      16.   {
      17.       /* Internal API, so should not fail */

ssl/packet.c:25:9: Binary operation: ([0, +oo] - [0, s->s3->previous_client_finished_len + pkt->written + s->srp_ctx.login->strlen + s->tlsext_hostname->strlen + 35]):unsigned64 by call to `WPACKET_sub_memcpy__` 
      23.           return 0;
      24.   
      25.       if (pkt->buf->length - pkt->written < len) {
                    ^
      26.           size_t newlen;
      27.           size_t reflen;
