test/wpackettest.c:79: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [0, 4]):unsigned64 by call to `WPACKET_finish`.
Showing all 10 steps of the trace


test/wpackettest.c:55:17: Call
53.               || !TEST_true(WPACKET_put_bytes_u8(&pkt, 0xff))
54.                   /* Closing a top level WPACKET should fail */
55.               || !TEST_false(WPACKET_close(&pkt))
                      ^
56.                   /* Finishing a top level WPACKET should succeed */
57.               || !TEST_true(WPACKET_finish(&pkt))

ssl/packet.c:243:1: Parameter `pkt->subs->lenbytes`
  241.   }
  242.   
  243. > int WPACKET_close(WPACKET *pkt)
  244.   {
  245.       /*

test/wpackettest.c:79:17: Call
77.       if (!TEST_true(WPACKET_init_len(&pkt, buf, 4))
78.               || !TEST_true(WPACKET_put_bytes_u8(&pkt, 0xff))
79.               || !TEST_true(WPACKET_finish(&pkt))
                      ^
80.               || !TEST_true(WPACKET_get_total_written(&pkt, &written))
81.               || !TEST_mem_eq(buf->data, written, simple3, sizeof(simple3)))

ssl/packet.c:255:1: Parameter `pkt->curr`
  253.   }
  254.   
  255. > int WPACKET_finish(WPACKET *pkt)
  256.   {
  257.       int ret;

ssl/packet.c:266:11: Call
  264.           return 0;
  265.   
  266.       ret = wpacket_intern_close(pkt, pkt->subs, 1);
                   ^
  267.       if (ret) {
  268.           OPENSSL_free(pkt->subs);

ssl/packet.c:188:1: <LHS trace>
186.    * (i.e. it fills in all the lengths), but doesn't actually close anything.
187.    */
188. > static int wpacket_intern_close(WPACKET *pkt, WPACKET_SUB *sub, int doclose)
189.   {
190.       size_t packlen = pkt->written - sub->pwritten;

ssl/packet.c:188:1: Parameter `pkt->curr`
    186.    * (i.e. it fills in all the lengths), but doesn't actually close anything.
    187.    */
    188. > static int wpacket_intern_close(WPACKET *pkt, WPACKET_SUB *sub, int doclose)
    189.   {
    190.       size_t packlen = pkt->written - sub->pwritten;

ssl/packet.c:188:1: <RHS trace>
186.    * (i.e. it fills in all the lengths), but doesn't actually close anything.
187.    */
188. > static int wpacket_intern_close(WPACKET *pkt, WPACKET_SUB *sub, int doclose)
189.   {
190.       size_t packlen = pkt->written - sub->pwritten;

ssl/packet.c:188:1: Parameter `sub->lenbytes`
    186.    * (i.e. it fills in all the lengths), but doesn't actually close anything.
    187.    */
    188. > static int wpacket_intern_close(WPACKET *pkt, WPACKET_SUB *sub, int doclose)
    189.   {
    190.       size_t packlen = pkt->written - sub->pwritten;

ssl/packet.c:203:13: Binary operation: ([0, +oo] - [0, 4]):unsigned64 by call to `WPACKET_finish` 
    201.   
    202.           /* Deallocate any bytes allocated for the length of the WPACKET */
    203.           if ((pkt->curr - sub->lenbytes) == sub->packet_len) {
                       ^
    204.               pkt->written -= sub->lenbytes;
    205.               pkt->curr -= sub->lenbytes;
