Call tree
LLVMFuzzerTestOneInput /src/fuzz_config.c linenumber=-1
  mkstemp  linenumber=50
  write  linenumber=54
  close  linenumber=55
  readin_config /src/radvd/gram.y linenumber=57
    fopen  linenumber=1153
    yyset_in /src/radvd/scanner.c linenumber=1159
    yyparse /src/radvd/gram.c linenumber=1160
      yylex /src/radvd/scanner.c linenumber=1596
        yyensure_buffer_stack /src/radvd/scanner.c linenumber=1725
          yyalloc /src/radvd/scanner.c linenumber=2895
          yy_fatal_error /src/radvd/scanner.c linenumber=2899
            fprintf  linenumber=3019
            exit  linenumber=3020
          yyrealloc /src/radvd/scanner.c linenumber=2914
            realloc  linenumber=3213
          yy_fatal_error /src/radvd/scanner.c linenumber=2919
        yy_create_buffer /src/radvd/scanner.c linenumber=1727
          yyalloc /src/radvd/scanner.c linenumber=2735
          yy_fatal_error /src/radvd/scanner.c linenumber=2737
          yyalloc /src/radvd/scanner.c linenumber=2744
          yy_fatal_error /src/radvd/scanner.c linenumber=2746
          yy_init_buffer /src/radvd/scanner.c linenumber=2750
            __errno_location  linenumber=2781
            yy_flush_buffer /src/radvd/scanner.c linenumber=2783
              yy_load_buffer_state /src/radvd/scanner.c linenumber=2826
            fileno  linenumber=2797
            isatty  linenumber=2797
            __errno_location  linenumber=2799
        yy_load_buffer_state /src/radvd/scanner.c linenumber=1730
        inet_pton  linenumber=125
        inet_pton  linenumber=135
        strtoul  linenumber=146
        atoi  linenumber=155
        atof  linenumber=157
        strncpy  linenumber=174
        fwrite  linenumber=183
        yy_get_previous_state /src/radvd/scanner.c linenumber=2289
        yy_try_NUL_trans /src/radvd/scanner.c linenumber=2300
        yy_get_next_buffer /src/radvd/scanner.c linenumber=2319
          yy_fatal_error /src/radvd/scanner.c linenumber=2396
          yyrealloc /src/radvd/scanner.c linenumber=2457
          yy_fatal_error /src/radvd/scanner.c linenumber=2465
          getc  linenumber=2479
          ferror  linenumber=2479
          yy_fatal_error /src/radvd/scanner.c linenumber=2479
          __errno_location  linenumber=2479
          fread  linenumber=2479
          clearerr  linenumber=2479
          yyrestart /src/radvd/scanner.c linenumber=2490
            yyensure_buffer_stack /src/radvd/scanner.c linenumber=2673
            yy_create_buffer /src/radvd/scanner.c linenumber=2675
            yy_init_buffer /src/radvd/scanner.c linenumber=2678
            yy_load_buffer_state /src/radvd/scanner.c linenumber=2679
          yyrealloc /src/radvd/scanner.c linenumber=2507
          yy_fatal_error /src/radvd/scanner.c linenumber=2510
        yy_get_previous_state /src/radvd/scanner.c linenumber=2354
        yy_get_previous_state /src/radvd/scanner.c linenumber=2364
        yy_fatal_error /src/radvd/scanner.c linenumber=2374
      dlog /src/fuzz_config.c linenumber=193
      strcmp  linenumber=207
      flog /src/fuzz_config.c linenumber=209
      cleanup /src/radvd/gram.y linenumber=211
        free_ifaces /src/radvd/interface.c linenumber=1110
          dlog /src/fuzz_config.c linenumber=467
          free_iface_list /src/radvd/interface.c linenumber=469
            dlog /src/fuzz_config.c linenumber=401
      __errno_location  linenumber=219
      strerror  linenumber=219
      flog /src/fuzz_config.c linenumber=219
      cleanup /src/radvd/gram.y linenumber=220
      iface_init_defaults /src/radvd/interface.c linenumber=223
      strlcpy  linenumber=225
      strlen  linenumber=367
      flog /src/fuzz_config.c linenumber=370
      flog /src/fuzz_config.c linenumber=387
      cleanup /src/radvd/gram.y linenumber=388
      strndup  linenumber=391
      __errno_location  linenumber=394
      strerror  linenumber=394
      flog /src/fuzz_config.c linenumber=394
      cleanup /src/radvd/gram.y linenumber=395
      calloc  linenumber=412
      __errno_location  linenumber=414
      strerror  linenumber=414
      flog /src/fuzz_config.c linenumber=414
      cleanup /src/radvd/gram.y linenumber=415
      calloc  linenumber=424
      __errno_location  linenumber=426
      strerror  linenumber=426
      flog /src/fuzz_config.c linenumber=426
      cleanup /src/radvd/gram.y linenumber=427
      calloc  linenumber=436
      __errno_location  linenumber=438
      strerror  linenumber=438
      flog /src/fuzz_config.c linenumber=438
      cleanup /src/radvd/gram.y linenumber=439
      calloc  linenumber=449
      __errno_location  linenumber=451
      strerror  linenumber=451
      flog /src/fuzz_config.c linenumber=451
      cleanup /src/radvd/gram.y linenumber=452
      calloc  linenumber=470
      __errno_location  linenumber=472
      strerror  linenumber=472
      flog /src/fuzz_config.c linenumber=472
      cleanup /src/radvd/gram.y linenumber=473
      calloc  linenumber=481
      __errno_location  linenumber=483
      strerror  linenumber=483
      flog /src/fuzz_config.c linenumber=483
      cleanup /src/radvd/gram.y linenumber=484
      flog /src/fuzz_config.c linenumber=499
      cleanup /src/radvd/gram.y linenumber=502
      memcmp  linenumber=516
      flog /src/fuzz_config.c linenumber=517
      cleanup /src/radvd/gram.y linenumber=518
      __errno_location  linenumber=524
      strerror  linenumber=524
      flog /src/fuzz_config.c linenumber=524
      cleanup /src/radvd/gram.y linenumber=525
      nat64prefix_init_defaults /src/radvd/interface.c linenumber=528
      flog /src/fuzz_config.c linenumber=532
      cleanup /src/radvd/gram.y linenumber=533
      flog /src/fuzz_config.c linenumber=546
      cleanup /src/radvd/gram.y linenumber=548
      flog /src/fuzz_config.c linenumber=569
      cleanup /src/radvd/gram.y linenumber=571
      calloc  linenumber=587
      __errno_location  linenumber=589
      strerror  linenumber=589
      flog /src/fuzz_config.c linenumber=589
      cleanup /src/radvd/gram.y linenumber=590
      calloc  linenumber=609
      __errno_location  linenumber=611
      strerror  linenumber=611
      flog /src/fuzz_config.c linenumber=611
      cleanup /src/radvd/gram.y linenumber=612
      flog /src/fuzz_config.c linenumber=638
      cleanup /src/radvd/gram.y linenumber=641
      flog /src/fuzz_config.c linenumber=647
      cleanup /src/radvd/gram.y linenumber=648
      __errno_location  linenumber=670
      strerror  linenumber=670
      flog /src/fuzz_config.c linenumber=670
      cleanup /src/radvd/gram.y linenumber=671
      prefix_init_defaults /src/radvd/interface.c linenumber=674
      flog /src/fuzz_config.c linenumber=678
      cleanup /src/radvd/gram.y linenumber=679
      dlog /src/fuzz_config.c linenumber=748
      strlcpy  linenumber=750
      dlog /src/fuzz_config.c linenumber=762
      strlcpy  linenumber=764
      __errno_location  linenumber=783
      strerror  linenumber=783
      flog /src/fuzz_config.c linenumber=783
      cleanup /src/radvd/gram.y linenumber=784
      route_init_defaults /src/radvd/interface.c linenumber=787
      flog /src/fuzz_config.c linenumber=791
      cleanup /src/radvd/gram.y linenumber=792
      __errno_location  linenumber=843
      strerror  linenumber=843
      flog /src/fuzz_config.c linenumber=843
      cleanup /src/radvd/gram.y linenumber=844
      rdnss_init_defaults /src/radvd/interface.c linenumber=847
      flog /src/fuzz_config.c linenumber=852
      cleanup /src/radvd/gram.y linenumber=853
      realloc  linenumber=856
      __errno_location  linenumber=859
      strerror  linenumber=859
      flog /src/fuzz_config.c linenumber=859
      cleanup /src/radvd/gram.y linenumber=860
      flog /src/fuzz_config.c linenumber=869
      cleanup /src/radvd/gram.y linenumber=870
      flog /src/fuzz_config.c linenumber=886
      flog /src/fuzz_config.c linenumber=890
      flog /src/fuzz_config.c linenumber=926
      cleanup /src/radvd/gram.y linenumber=927
      __errno_location  linenumber=935
      strerror  linenumber=935
      flog /src/fuzz_config.c linenumber=935
      cleanup /src/radvd/gram.y linenumber=936
      dnssl_init_defaults /src/radvd/interface.c linenumber=939
      realloc  linenumber=944
      __errno_location  linenumber=947
      strerror  linenumber=947
      flog /src/fuzz_config.c linenumber=947
      cleanup /src/radvd/gram.y linenumber=948
      strdup  linenumber=951
      flog /src/fuzz_config.c linenumber=958
      cleanup /src/radvd/gram.y linenumber=959
      __errno_location  linenumber=996
      strerror  linenumber=996
      flog /src/fuzz_config.c linenumber=996
      cleanup /src/radvd/gram.y linenumber=997
      __errno_location  linenumber=1044
      strerror  linenumber=1044
      flog /src/fuzz_config.c linenumber=1044
      cleanup /src/radvd/gram.y linenumber=1045
      flog /src/fuzz_config.c linenumber=1055
      __errno_location  linenumber=1064
      strerror  linenumber=1064
      flog /src/fuzz_config.c linenumber=1064
      cleanup /src/radvd/gram.y linenumber=1065
      yyerror /src/radvd/gram.y linenumber=2897
        fprintf  linenumber=1176
      yydestruct /src/radvd/gram.c linenumber=2913
      yydestruct /src/radvd/gram.c linenumber=2969
      yyerror /src/radvd/gram.y linenumber=3008
      yydestruct /src/radvd/gram.c linenumber=3022
      yydestruct /src/radvd/gram.c linenumber=3031
    free_ifaces /src/radvd/interface.c linenumber=1161
    dlog /src/fuzz_config.c linenumber=1165
    yylex_destroy /src/radvd/scanner.c linenumber=1167
      yy_delete_buffer /src/radvd/scanner.c linenumber=3157
        yyfree /src/radvd/scanner.c linenumber=2769
        yyfree /src/radvd/scanner.c linenumber=2771
      yypop_buffer_state /src/radvd/scanner.c linenumber=3159
        yy_delete_buffer /src/radvd/scanner.c linenumber=2870
        yy_load_buffer_state /src/radvd/scanner.c linenumber=2876
      yyfree /src/radvd/scanner.c linenumber=3163
      yy_init_globals /src/radvd/scanner.c linenumber=3168
    fclose  linenumber=1168
  free_ifaces /src/radvd/interface.c linenumber=60
  unlink  linenumber=63
====================================
