crypto/ec/ec2_smpl.c:484: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_CTX_end`.
Showing all 9 steps of the trace


crypto/ec/ec2_smpl.c:421:1: Parameter `ctx->stack.depth`
419.    * (and additionally fail to cite the EUROCRYPT '92 publication as prior art).
420.    */
421. > int ec_GF2m_simple_set_compressed_coordinates(const EC_GROUP *group, EC_POINT *point,
422.   	const BIGNUM *x_, int y_bit, BN_CTX *ctx)
423.   	{

crypto/ec/ec2_smpl.c:440:2: Call
438.   	y_bit = (y_bit != 0) ? 1 : 0;
439.   
440.   	BN_CTX_start(ctx);
        ^
441.   	tmp = BN_CTX_get(ctx);
442.   	x = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
  253.   	}
  254.   
  255. > void BN_CTX_start(BN_CTX *ctx)
  256.   	{
  257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/ec/ec2_smpl.c:484:2: Call
482.   
483.    err:
484.   	BN_CTX_end(ctx);
        ^
485.   	if (new_ctx != NULL)
486.   		BN_CTX_free(new_ctx);

crypto/bn/bn_ctx.c:270:1: Parameter `ctx->stack.depth`
  268.   	}
  269.   
  270. > void BN_CTX_end(BN_CTX *ctx)
  271.   	{
  272.   	CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:277:21: Call
  275.   	else
  276.   		{
  277.   		unsigned int fp = BN_STACK_pop(&ctx->stack);
                             ^
  278.   		/* Does this stack frame have anything to release? */
  279.   		if(fp < ctx->used)

crypto/bn/bn_ctx.c:351:1: <LHS trace>
349.   	}
350.   
351. > static unsigned int BN_STACK_pop(BN_STACK *st)
352.   	{
353.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:351:1: Parameter `st->depth`
    349.   	}
    350.   
    351. > static unsigned int BN_STACK_pop(BN_STACK *st)
    352.   	{
    353.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:353:9: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_CTX_end` 
    351.   static unsigned int BN_STACK_pop(BN_STACK *st)
    352.   	{
    353.   	return st->indexes[--(st->depth)];
                   ^
    354.   	}
    355.   
