libavcodec/amrnbdec.c:307: error: Buffer Overrun L2
  Offset: [3, 12] (⇐ 3 + [0, 9]) Size: 4 by call to `lsf2lsp_for_mode12k2`.

libavcodec/amrnbdec.c:290:1: Parameter `p->lsp[*]`
288.  * @param p                 pointer to the AMRContext
289.  */
290. static void lsf2lsp_5(AMRContext *p)
     ^
291. {
292.     const uint16_t *lsf_param = p->frame.lsf;

libavcodec/amrnbdec.c:307:5: Call
305. 
306.     lsf2lsp_for_mode12k2(p, p->lsp[1], lsf_no_r, lsf_quantizer, 0, lsf_param[2] & 1, 0);
307.     lsf2lsp_for_mode12k2(p, p->lsp[3], lsf_no_r, lsf_quantizer, 2, lsf_param[2] & 1, 1);
         ^
308. 
309.     // interpolate LSP vectors at subframes 1 and 3

libavcodec/amrnbdec.c:252:1: Parameter `*lsp`
  250.  * @param update store data for computing the next frame's LSFs
  251.  */
  252. static void lsf2lsp_for_mode12k2(AMRContext *p, double lsp[LP_FILTER_ORDER],
       ^
  253.                                  const float lsf_no_r[LP_FILTER_ORDER],
  254.                                  const int16_t *lsf_quantizer[5],

libavcodec/amrnbdec.c:282:5: Call
  280.         interpolate_lsf(p->lsf_q, lsf_q);
  281. 
  282.     ff_acelp_lsf2lspd(lsp, lsf_q, LP_FILTER_ORDER);
           ^
  283. }
  284. 

libavcodec/lsp.c:68:1: <Offset trace>
66. }
67. 
68. void ff_acelp_lsf2lspd(double *lsp, const float *lsf, int lp_order)
    ^
69. {
70.     int i;

libavcodec/lsp.c:68:1: Parameter `lp_order`
    66. }
    67. 
    68. void ff_acelp_lsf2lspd(double *lsp, const float *lsf, int lp_order)
        ^
    69. {
    70.     int i;

libavcodec/lsp.c:68:1: <Length trace>
66. }
67. 
68. void ff_acelp_lsf2lspd(double *lsp, const float *lsf, int lp_order)
    ^
69. {
70.     int i;

libavcodec/lsp.c:68:1: Parameter `*lsp`
    66. }
    67. 
    68. void ff_acelp_lsf2lspd(double *lsp, const float *lsf, int lp_order)
        ^
    69. {
    70.     int i;

libavcodec/lsp.c:73:9: Array access: Offset: [3, 12] (⇐ 3 + [0, 9]) Size: 4 by call to `lsf2lsp_for_mode12k2` 
    71. 
    72.     for(i = 0; i < lp_order; i++)
    73.         lsp[i] = cos(2.0 * M_PI * lsf[i]);
                ^
    74. }
    75. 
