Fuzz introspector
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzzer details

Fuzzer: mruby_fuzzer

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 5746 100.%
gold [1:9] 0 0.0%
yellow [10:29] 0 0.0%
greenyellow [30:49] 0 0.0%
lawngreen 50+ 0 0.0%
All colors 5746 100

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
5745 0 EP call site: 00000 mrb_load_string

Runtime coverage analysis

Covered functions
0
Functions that are reachable but not covered
1302
Reachable functions
1302
Percentage of reachable functions covered
0.0%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
/src/mruby/oss-fuzz/mruby_fuzzer.c 1
/src/mruby/src/state.c 14
/src/mruby/src/error.c 33
/src/mruby/src/backtrace.c 8
/src/mruby/src/array.c 59
/src/mruby/src/class.c 86
/src/mruby/include/mruby/value.h 11
/src/mruby/src/variable.c 53
/src/mruby/include/mruby/boxing_word.h 3
/src/mruby/src/string.c 104
/src/mruby/src/object.c 29
/src/mruby/src/gc.c 51
/src/mruby/src/etc.c 9
/src/mruby/src/vm.c 51
/src/mruby/src/hash.c 77
/src/mruby/src/range.c 23
/src/mruby/src/debug.c 8
/src/mruby/mrbgems/mruby-bigint/core/bigint.c 72
/src/mruby/include/mruby/class.h 1
/src/mruby/include/mruby/numeric.h 3
/src/mruby/src/symbol.c 22
/src/mruby/src/numeric.c 88
/src/mruby/src/kernel.c 26
/src/mruby/mrbgems/mruby-rational/src/rational.c 13
/src/mruby/mrbgems/mruby-complex/src/complex.c 11
/src/mruby/src/value_array.h 1
/src/mruby/src/print.c 2
/src/mruby/src/init.c 1
/src/mruby/include/mruby/istruct.h 1
/src/mruby/src/compar.c 1
/src/mruby/src/enum.c 2
/src/mruby/src/readfloat.c 1
/src/mruby/src/proc.c 15
/src/mruby/src/fmt_fp.c 1
/src/mruby/src/version.c 1
/src/mruby/build/host/mrblib/mrblib.c 2
/src/mruby/src/load.c 1
/src/mruby/include/mruby/internal.h 1
/src/mruby/include/mruby/dump.h 1
/src/mruby/build/host/mrbgems/gem_init.c 3
/src/mruby/mrbgems/mruby-compiler/core/parse.y 173
/src/mruby/src/pool.c 4
/src/mruby/mrbgems/mruby-compiler/core/y.tab.c 7
/src/mruby/src/readint.c 1
/src/mruby/mrbgems/mruby-compiler/core/keywords 2

Fuzzer: mruby_proto_fuzzer

Call tree

The calltree shows the control flow of the fuzzer. This is overlaid with coverage information to display how much of the potential code a fuzzer can reach is in fact covered at runtime. In the following there is a link to a detailed calltree visualisation as well as a bitmap showing a high-level view of the calltree. For further information about these topics please see the glossary for full calltree and calltree overview

Call tree overview bitmap:

The distribution of callsites in terms of coloring is
Color Runtime hitcount Callsite count Percentage
red 0 3798 63.3%
gold [1:9] 41 0.68%
yellow [10:29] 62 1.03%
greenyellow [30:49] 33 0.55%
lawngreen 50+ 2059 34.3%
All colors 5993 100

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
80267 423709 107 :

['break_new', 'mrb_define_method_raw', 'mrb_int_add_overflow', 'ensure_block', 'mrb_ary_new_from_values', 'mrb_hash_size', 'mrb_field_write_barrier', 'top_proc', 'mrb_closure_new', 'mrb_vm_cv_get', 'mrb_obj_eq', 'mrb_bidx', 'mrb_exc_new_str', 'mrb_ary_push', 'mrb_range_new', 'mrb_class', 'mrb_fixnum_value.1840', 'mrb_vm_const_get', 'mrb_gc_protect', 'mrb_str_plus', 'mrb_const_get', 'mrb_ensure_hash_type', 'mrb_exc_set', 'mrb_int_sub_overflow.1834', 'cipop', 'mrb_format', 'mrb_type.1843', 'stack_copy', 'mrb_iv_set', 'mrb_vm_find_method', 'localjump_error', 'mrb_gv_set', 'stack_clear', 'mrb_write_barrier', 'mrb_val_union.1837', 'uvenv', 'mrb_method_added', 'mrb_str_new', 'mrb_str_aref', 'cipush', 'mrb_exc_new', 'bin_to_uint32', 'mrb_vm_define_class', 'mrb_symbol_value.1835', 'mrb_proc_new', 'mrb_hash_set', 'mrb_bint_add_ii', 'ci_bidx', 'mrb_gv_get', 'mrb_undef_value.1841', 'mrb_obj_is_kind_of', 'mrb_div_float', 'mrb_str_new_static', 'mrb_hash_get', 'mrb_word_boxing_value_float', 'mrb_vm_cv_set', 'mrb_bool_value.1839', 'mrb_bint_new_str', 'mrb_float_value', 'check_target_class', 'mrb_hash_new_capa', 'mrb_intern_str', 'check_method_noarg', 'mrb_bint_mul_ii', 'mrb_bint_sub_ii', 'prepare_missing', 'mrb_boxing_int_value', 'mrb_break_tag_get', 'mrb_ci_kidx', 'mrb_hash_merge', 'mrb_int_value.1844', 'mrb_hash_delete_key', 'mrb_int_mul_overflow', 'mrb_vm_special_get', 'mrb_gc_arena_shrink', 'mrb_hash_dup', 'mrb_vm_special_set', 'value_move.1836', 'catch_handler_find', 'prepare_tagged_break', 'mrb_ary_set', 'mrb_div_int_value', 'mrb_intern_static', 'mrb_str_concat', 'mrb_vm_define_module', 'mrb_iv_get', 'mrb_ary_new_capa', 'hash_new_from_regs', 'longjmp', 'mrb_integer_func.1842', 'argnum_error', 'mrb_ary_splat', 'mrb_hash_keys', 'mrb_singleton_class', 'mrb_undef_method_id', 'mrb_hash_key_p', 'mrb_hash_empty_p', 'mrb_alias_method', 'stack_extend', 'mrb_ary_entry', 'mrb_exc_get_id', 'mrb_ary_concat', 'mrb_intern', 'mrb_const_set', 'mrb_vm_const_set', 'mrb_nil_value.1845', 'mrb_word_boxing_float_value']

80267 423709 mrb_vm_exec call site: 04162 /src/mruby/src/vm.c:2210
2794 22176 6 :

['mrb_exc_get_id', 'type_name', 'mrb_raisef', 'mrb_obj_as_string', 'mrb_obj_classname', 'mrb_val_union.4706']

2794 22176 mrb_check_type call site: 00900 /src/mruby/src/object.c:391
2792 3711 5 :

['pop_n_', 'attrsym', 'genop_2', 'new_sym.5803', 'genop_3']

2792 4054 codegen call site: 00000 /src/mruby/mrbgems/mruby-compiler/core/codegen.c:2919
2778 2778 2 :

['io_set_process_status', 'waitpid']

5557 5559 fptr_finalize call site: 00000 /src/mruby/mrbgems/mruby-io/src/io.c:782
2777 2777 1 :

['ar_compress']

2777 2785 ar_set call site: 00000 /src/mruby/src/hash.c:533
2773 5570 5 :

['mrb_symbol_value.1835', 'stack_extend', 'mrb_vm_find_method', 'mrb_class', 'mrb_ary_unshift']

2773 11096 prepare_missing call site: 00744 /src/mruby/src/vm.c:577
2769 2769 1 :

['mrb_yield_with_class']

2769 2769 eval_under call site: 01341 /src/mruby/src/vm.c:896
2767 2767 1 :

['mrb_warn']

5548 19435 io_init call site: 00000 /src/mruby/mrbgems/mruby-io/src/io.c:713
2763 2763 1 :

['ary_too_big']

2763 8292 ary_expand_capa call site: 00763 /src/mruby/src/array.c:218
2763 2763 1 :

['mrb_debug_info_alloc']

2763 2763 scope_new call site: 00000 /src/mruby/mrbgems/mruby-compiler/core/codegen.c:3880
2763 2763 1 :

['mrb_core_init_abort']

2763 2763 mrb_raise_nomemory call site: 00457 /src/mruby/src/error.c:617
1620 7046 9 :

['gen_move', 'gen_getupvar', 'genop_0', 'genop_2', 'new_sym.5803', 'genjmp', 'lv_idx', 'dispatch', 'genjmp2']

11824 32118 lambda_body call site: 00000 /src/mruby/mrbgems/mruby-compiler/core/codegen.c:1434

Runtime coverage analysis

Covered functions
1357
Functions that are reachable but not covered
616
Reachable functions
1627
Percentage of reachable functions covered
62.14%
NB: The sum of covered functions and functions that are reachable but not covered need not be equal to Reachable functions . This is because the reachability analysis is an approximation and thus at runtime some functions may be covered that are not included in the reachability analysis. This is a limitation of our static analysis capabilities.
Function name source code lines source lines hit percentage hit

Files reached

filename functions hit
/src/mruby/oss-fuzz/mruby_proto_fuzzer.cpp 3
/src/mruby/genfiles/ruby.pb.h 96
/src/mruby/genfiles/ruby.pb.cc 6
/src/LPM/external.protobuf/include/google/protobuf/message.h 2
/src/LPM/external.protobuf/include/google/protobuf/message_lite.h 2
/src/LPM/external.protobuf/include/google/protobuf/metadata_lite.h 3
/src/LPM/external.protobuf/include/google/protobuf/generated_message_util.h 1
/src/mruby/oss-fuzz/proto_to_ruby.h 2
/src/mruby/oss-fuzz/proto_to_ruby.cpp 22
/src/LPM/external.protobuf/include/google/protobuf/repeated_ptr_field.h 11
/src/LPM/external.protobuf/include/google/protobuf/arenastring.h 2
/src/mruby/src/state.c 14
/src/mruby/src/error.c 33
/src/mruby/src/backtrace.c 8
/src/mruby/src/array.c 59
/src/mruby/src/class.c 86
/src/mruby/include/mruby/value.h 11
/src/mruby/src/variable.c 53
/src/mruby/include/mruby/boxing_word.h 3
/src/mruby/src/string.c 104
/src/mruby/src/object.c 29
/src/mruby/src/gc.c 51
/src/mruby/src/etc.c 9
/src/mruby/src/vm.c 51
/src/mruby/src/hash.c 77
/src/mruby/src/range.c 23
/src/mruby/src/debug.c 8
/src/mruby/mrbgems/mruby-bigint/core/bigint.c 72
/src/mruby/include/mruby/class.h 1
/src/mruby/include/mruby/numeric.h 3
/src/mruby/src/symbol.c 22
/src/mruby/src/numeric.c 88
/src/mruby/src/kernel.c 26
/src/mruby/mrbgems/mruby-rational/src/rational.c 13
/src/mruby/mrbgems/mruby-complex/src/complex.c 11
/src/mruby/src/value_array.h 1
/src/mruby/src/print.c 2
/src/mruby/src/init.c 1
/src/mruby/include/mruby/istruct.h 1
/src/mruby/src/compar.c 1
/src/mruby/src/enum.c 2
/src/mruby/src/readfloat.c 1
/src/mruby/src/proc.c 15
/src/mruby/src/fmt_fp.c 1
/src/mruby/src/version.c 1
/src/mruby/build/host/mrblib/mrblib.c 2
/src/mruby/src/load.c 1
/src/mruby/include/mruby/internal.h 1
/src/mruby/include/mruby/dump.h 1
/src/mruby/build/host/mrbgems/gem_init.c 3
/src/mruby/mrbgems/mruby-compiler/core/parse.y 173
/src/mruby/src/pool.c 4
/src/mruby/mrbgems/mruby-compiler/core/y.tab.c 7
/src/mruby/src/readint.c 1
/src/mruby/mrbgems/mruby-compiler/core/keywords 2

Analyses and suggestions

Optimal target analysis

Remaining optimal interesting functions

The following table shows a list of functions that are optimal targets. Optimal targets are identified by finding the functions that in combination, yield a high code coverage.

Func name Functions filename Arg count Args Function depth hitcount instr count bb count cyclomatic complexity Reachable functions Incoming references total cyclomatic complexity Unreached complexity
GENERATED_TMP_mrb_mruby_io_gem_init /src/mruby/build/host/mrbgems/mruby-io/gem_init.c 1 ['struct.mrb_state.519 *'] 159 0 23 3 2 687 0 3484 602
GENERATED_TMP_mrb_mruby_pack_gem_init /src/mruby/build/host/mrbgems/mruby-pack/gem_init.c 1 ['struct.mrb_state.519 *'] 161 0 16 3 2 545 0 3125 337
GENERATED_TMP_mrb_mruby_string_ext_gem_init /src/mruby/build/host/mrbgems/mruby-string-ext/gem_init.c 1 ['struct.mrb_state.519 *'] 158 0 23 3 2 561 0 3193 312
GENERATED_TMP_mrb_mruby_socket_gem_init /src/mruby/build/host/mrbgems/mruby-socket/gem_init.c 1 ['struct.mrb_state.519 *'] 158 0 23 3 2 613 0 3138 255
GENERATED_TMP_mrb_mruby_sprintf_gem_init /src/mruby/build/host/mrbgems/mruby-sprintf/gem_init.c 1 ['struct.mrb_state.519 *'] 159 0 23 3 2 532 0 3195 245
GENERATED_TMP_mrb_mruby_metaprog_gem_init /src/mruby/build/host/mrbgems/mruby-metaprog/gem_init.c 1 ['struct.mrb_state.519 *'] 161 0 16 3 2 572 0 3067 216
ruby_fuzzer::Statement::ByteSizeLong()const /src/mruby/genfiles/ruby.pb.cc 1 ['class.ruby_fuzzer::Statement *'] 21 0 109 11 12 196 8 270 207

Implementing fuzzers that target the above functions will improve reachability such that it becomes:

Functions statically reachable by fuzzers
56.0%
1820 / 3267
Cyclomatic complexity statically reachable by fuzzers
67.0%
11333 / 16889

All functions overview

If you implement fuzzers for these functions, the status of all functions in the project will be:

Func name Functions filename Args Function call depth Reached by Fuzzers Fuzzers runtime hit Func lines hit % I Count BB Count Cyclomatic complexity Functions reached Reached by functions Accumulated cyclomatic complexity Undiscovered complexity

Runtime coverage analysis

This section shows analysis of runtime coverage data.

For futher technical details on how this section is generated, please see the Glossary .

Complex functions with low coverage

Func name Function total lines Lines covered at runtime percentage covered Reached by fuzzers
codegen 1399 224 16.01% ['mruby_fuzzer', 'mruby_proto_fuzzer']
gen_assignment 180 33 18.33% ['mruby_fuzzer', 'mruby_proto_fuzzer']
lambda_body 147 56 38.09% ['mruby_fuzzer', 'mruby_proto_fuzzer']
yyparse 3820 636 16.64% ['mruby_fuzzer', 'mruby_proto_fuzzer']
parser_yylex 1238 426 34.41% ['mruby_fuzzer', 'mruby_proto_fuzzer']
parse_string 258 38 14.72% ['mruby_fuzzer', 'mruby_proto_fuzzer']
tokadd 50 25 50.0% ['mruby_fuzzer', 'mruby_proto_fuzzer']
number_literal_suffix 33 15 45.45% ['mruby_fuzzer', 'mruby_proto_fuzzer']
fptr_finalize 45 15 33.33% []
io_mode_to_flags 48 6 12.5% []
io_modestr_to_flags 31 14 45.16% []
mrb_to_time_t 64 14 21.87% []
mrb_ary_aget 31 14 45.16% ['mruby_fuzzer', 'mruby_proto_fuzzer']
get_args_v 373 183 49.06% ['mruby_fuzzer', 'mruby_proto_fuzzer']
obj_hash_code 32 14 43.75% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_int_mul 44 13 29.54% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_int_add 33 12 36.36% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_int_sub 31 12 38.70% ['mruby_fuzzer', 'mruby_proto_fuzzer']
cmpnum 36 14 38.88% ['mruby_fuzzer', 'mruby_proto_fuzzer']
int_div 33 14 42.42% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_mod_cv_set 37 17 45.94% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_env_unshare 35 18 51.42% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_protect_error 35 18 51.42% ['mruby_fuzzer', 'mruby_proto_fuzzer']
mrb_vm_exec 1506 741 49.20% ['mruby_fuzzer', 'mruby_proto_fuzzer']
prepare_missing 33 12 36.36% ['mruby_fuzzer', 'mruby_proto_fuzzer']

Files and Directories in report

This section shows which files and directories are considered in this report. The main reason for showing this is fuzz introspector may include more code in the reasoning than is desired. This section helps identify if too many files/directories are included, e.g. third party code, which may be irrelevant for the threat model. In the event too much is included, fuzz introspector supports a configuration file that can exclude data from the report. See the following link for more information on how to create a config file: link

Files in report

Source file Reached by Covered by
[] []
/src/mruby/src/debug.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/include/mruby/dump.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-cmath/src/cmath.c [] []
/src/mruby/build/host/mrbgems/mruby-sprintf/gem_init.c [] []
/src/mruby/mrbgems/mruby-symbol-ext/src/symbol.c [] []
/src/mruby/build/host/mrbgems/gem_init.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/variable.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-fiber/gem_init.c [] []
/src/mruby/mrbgems/mruby-dir/src/dir.c [] []
/src/mruby/mrbgems/mruby-pack/src/pack.c [] []
/src/mruby/include/mruby/khash.h [] []
/src/mruby/build/host/mrbgems/mruby-string-ext/gem_init.c [] []
/src/LPM/external.protobuf/include/google/protobuf/arenastring.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/include/mruby/numeric.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-rational/src/rational.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/LPM/external.protobuf/include/google/protobuf/unknown_field_set.h [] []
/src/LPM/external.protobuf/include/google/protobuf/arena_align.h [] []
/src/mruby/build/host/mrbgems/mruby-struct/gem_init.c [] []
/src/mruby/mrbgems/mruby-errno/src/errno.c [] []
/src/mruby/build/host/mrbgems/mruby-array-ext/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-enumerator/gem_init.c [] []
/src/mruby/src/gc.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-class-ext/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-error/gem_init.c [] []
/src/mruby/mrbgems/mruby-numeric-ext/src/numeric_ext.c [] []
/src/mruby/src/error.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-symbol-ext/gem_init.c [] []
/src/mruby/mrbgems/mruby-method/src/method.c [] []
/src/mruby/src/vm.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-proc-ext/src/proc.c [] []
/src/mruby/src/object.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/pool.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-objectspace/src/mruby_objectspace.c [] []
/src/mruby/build/host/mrblib/mrblib.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-math/src/math.c [] []
/src/LPM/external.protobuf/include/google/protobuf/arena.h [] []
/src/mruby/src/init.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-numeric-ext/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-cmath/gem_init.c [] []
/src/mruby/src/proc.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-complex/src/complex.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/value_array.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-io/src/file.c [] []
/src/LPM/external.protobuf/include/absl/log/internal/nullstream.h [] []
/src/LPM/external.protobuf/include/google/protobuf/repeated_field.h [] []
/src/mruby/build/host/mrbgems/mruby-random/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-errno/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-math/gem_init.c [] []
/src/mruby/mrbgems/mruby-struct/src/struct.c [] []
/src/mruby/build/host/mrbgems/mruby-io/gem_init.c [] []
/src/mruby/oss-fuzz/mruby_fuzzer.c ['mruby_fuzzer'] []
/src/mruby/build/host/mrbgems/mruby-toplevel-ext/gem_init.c [] []
/src/LPM/external.protobuf/include/google/protobuf/repeated_ptr_field.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-pack/gem_init.c [] []
/src/mruby/src/symbol.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-eval/gem_init.c [] []
/src/mruby/src/etc.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/LPM/external.protobuf/include/google/protobuf/message_lite.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/oss-fuzz/mruby_proto_fuzzer.cpp ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-print/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-socket/gem_init.c [] []
/src/mruby/src/hash.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-method/gem_init.c [] []
/src/mruby/mrbgems/mruby-compiler/core/y.tab.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/genfiles/ruby.pb.cc ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-enum-lazy/gem_init.c [] []
/src/mruby/include/mruby/boxing_word.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/include/mruby/value.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-compar-ext/gem_init.c [] []
/src/mruby/mrbgems/mruby-error/src/exception.c [] []
/src/mruby/mrbgems/mruby-object-ext/src/object.c [] []
/src/mruby/src/fmt_fp.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] []
/src/mruby/build/host/mrbgems/mruby-binding/gem_init.c [] []
/usr/local/bin/../include/c++/v1/stdexcept [] []
/src/mruby/include/mruby/data.h [] []
/src/mruby/mrbgems/mruby-random/src/random.c [] []
/src/mruby/mrbgems/mruby-io/src/file_test.c [] []
/src/mruby/mrbgems/mruby-socket/src/socket.c [] []
/src/mruby/build/host/mrbgems/mruby-range-ext/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-complex/gem_init.c [] []
/src/mruby/mrbgems/mruby-metaprog/src/metaprog.c [] []
/src/LPM/external.protobuf/include/google/protobuf/message.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-set/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-enum-ext/gem_init.c [] []
/src/mruby/mrbgems/mruby-time/src/time.c [] []
/src/mruby/mrbgems/mruby-print/src/print.c [] []
/src/mruby/mrbgems/mruby-compiler/core/codegen.c [] []
/src/LPM/external.protobuf/include/google/protobuf/generated_message_util.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/enum.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-object-ext/gem_init.c [] []
/src/mruby/src/class.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-objectspace/gem_init.c [] []
/src/mruby/mrbgems/mruby-kernel-ext/src/kernel.c [] []
/src/mruby/mrbgems/mruby-class-ext/src/class.c [] []
/src/LPM/external.protobuf/include/google/protobuf/wire_format_lite.h [] []
/src/mruby/src/string.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/array.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-hash-ext/src/hash-ext.c [] []
/src/mruby/src/backtrace.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/LPM/external.protobuf/include/google/protobuf/io/coded_stream.h [] []
/src/LPM/external.protobuf/include/google/protobuf/has_bits.h [] []
/src/mruby/src/version.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-data/src/data.c [] []
/src/mruby/genfiles/ruby.pb.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/include/mruby/internal.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-range-ext/src/range.c [] []
/src/mruby/mrbgems/mruby-eval/src/eval.c [] []
/src/mruby/mrbgems/mruby-string-ext/src/string.c [] []
/src/mruby/build/host/mrbgems/mruby-kernel-ext/gem_init.c [] []
/src/mruby/include/mruby/istruct.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/compar.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/mrbgems/mruby-compiler/core/parse.y ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/print.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] []
/src/mruby/mrbgems/mruby-io/src/mruby_io_gem.c [] []
/src/mruby/mrbgems/mruby-io/src/io.c [] []
/src/mruby/src/kernel.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/oss-fuzz/proto_to_ruby.cpp ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-metaprog/gem_init.c [] []
/src/mruby/src/numeric.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/load.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/LPM/external.protobuf/include/google/protobuf/parse_context.h [] []
/src/mruby/build/host/mrbgems/mruby-rational/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-hash-ext/gem_init.c [] []
/src/mruby/mrbgems/mruby-bigint/core/bigint.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/readint.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] []
/src/mruby/include/mruby/class.h ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/build/host/mrbgems/mruby-dir/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-time/gem_init.c [] []
/src/mruby/src/readfloat.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] []
/src/mruby/build/host/mrbgems/mruby-proc-ext/gem_init.c [] []
/src/mruby/build/host/mrbgems/mruby-data/gem_init.c [] []
/src/mruby/src/state.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/codedump.c [] []
/src/mruby/mrbgems/mruby-sprintf/src/sprintf.c [] []
/src/LPM/external.protobuf/include/google/protobuf/metadata_lite.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/src/range.c ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/mruby/oss-fuzz/proto_to_ruby.h ['mruby_proto_fuzzer'] ['mruby_proto_fuzzer']
/src/LPM/external.protobuf/include/absl/numeric/bits.h [] []
/src/mruby/mrbgems/mruby-fiber/src/fiber.c [] []
/src/mruby/mrbgems/mruby-binding/src/binding.c [] []
/src/LPM/external.protobuf/include/google/protobuf/wire_format.h [] []
/src/mruby/mrbgems/mruby-array-ext/src/array.c [] []
/src/mruby/mrbgems/mruby-compiler/core/keywords ['mruby_fuzzer', 'mruby_proto_fuzzer'] ['mruby_proto_fuzzer']

Directories in report

Directory
/src/mruby/mrbgems/mruby-socket/src/
/usr/local/bin/../include/c++/v1/
/src/mruby/mrbgems/mruby-math/src/
/src/mruby/mrbgems/mruby-method/src/
/src/mruby/build/host/mrbgems/mruby-enum-lazy/
/src/mruby/mrbgems/mruby-dir/src/
/src/mruby/mrbgems/mruby-array-ext/src/
/src/mruby/build/host/mrbgems/mruby-error/
/src/mruby/build/host/mrbgems/mruby-complex/
/src/mruby/build/host/mrbgems/mruby-kernel-ext/
/src/mruby/build/host/mrbgems/mruby-rational/
/src/mruby/mrbgems/mruby-symbol-ext/src/
/src/mruby/mrbgems/mruby-time/src/
/src/mruby/mrbgems/mruby-hash-ext/src/
/src/mruby/include/mruby/
/src/mruby/mrbgems/mruby-io/src/
/src/mruby/mrbgems/mruby-metaprog/src/
/src/mruby/build/host/mrbgems/mruby-set/
/src/mruby/mrbgems/mruby-sprintf/src/
/src/mruby/build/host/mrbgems/mruby-socket/
/src/mruby/mrbgems/mruby-rational/src/
/src/mruby/mrbgems/mruby-range-ext/src/
/src/mruby/mrbgems/mruby-object-ext/src/
/src/LPM/external.protobuf/include/google/protobuf/
/src/mruby/mrbgems/mruby-bigint/core/
/src/mruby/build/host/mrbgems/mruby-eval/
/src/LPM/external.protobuf/include/google/protobuf/io/
/src/mruby/build/host/mrbgems/mruby-proc-ext/
/src/mruby/mrbgems/mruby-pack/src/
/src/mruby/build/host/mrbgems/mruby-pack/
/src/mruby/build/host/mrbgems/mruby-symbol-ext/
/src/mruby/build/host/mrbgems/mruby-toplevel-ext/
/src/LPM/external.protobuf/include/absl/log/internal/
/src/mruby/mrbgems/mruby-numeric-ext/src/
/src/mruby/build/host/mrbgems/mruby-math/
/src/mruby/build/host/mrbgems/mruby-hash-ext/
/src/mruby/build/host/mrbgems/mruby-class-ext/
/src/mruby/build/host/mrbgems/mruby-cmath/
/src/mruby/mrbgems/mruby-complex/src/
/src/mruby/mrbgems/mruby-random/src/
/src/mruby/mrbgems/mruby-binding/src/
/src/mruby/build/host/mrblib/
/src/mruby/mrbgems/mruby-errno/src/
/src/mruby/build/host/mrbgems/mruby-print/
/src/mruby/build/host/mrbgems/mruby-object-ext/
/src/mruby/mrbgems/mruby-error/src/
/src/mruby/build/host/mrbgems/mruby-dir/
/src/mruby/build/host/mrbgems/mruby-random/
/src/mruby/build/host/mrbgems/mruby-io/
/src/mruby/oss-fuzz/
/src/LPM/external.protobuf/include/absl/numeric/
/src/mruby/mrbgems/mruby-compiler/core/
/src/mruby/build/host/mrbgems/mruby-compar-ext/
/src/mruby/mrbgems/mruby-eval/src/
/src/mruby/build/host/mrbgems/
/src/mruby/build/host/mrbgems/mruby-struct/
/src/mruby/mrbgems/mruby-cmath/src/
/src/mruby/build/host/mrbgems/mruby-errno/
/src/mruby/build/host/mrbgems/mruby-array-ext/
/src/mruby/build/host/mrbgems/mruby-sprintf/
/src/mruby/mrbgems/mruby-objectspace/src/
/src/mruby/genfiles/
/src/mruby/build/host/mrbgems/mruby-enumerator/
/src/mruby/build/host/mrbgems/mruby-string-ext/
/src/mruby/build/host/mrbgems/mruby-enum-ext/
/src/mruby/mrbgems/mruby-kernel-ext/src/
/src/mruby/mrbgems/mruby-struct/src/
/src/mruby/mrbgems/mruby-proc-ext/src/
/src/mruby/build/host/mrbgems/mruby-binding/
/src/mruby/mrbgems/mruby-data/src/
/src/mruby/build/host/mrbgems/mruby-objectspace/
/src/mruby/build/host/mrbgems/mruby-fiber/
/src/mruby/mrbgems/mruby-class-ext/src/
/src/mruby/mrbgems/mruby-string-ext/src/
/src/mruby/mrbgems/mruby-fiber/src/
/src/mruby/build/host/mrbgems/mruby-metaprog/
/src/mruby/src/
/src/mruby/build/host/mrbgems/mruby-method/
/src/mruby/build/host/mrbgems/mruby-numeric-ext/
/src/mruby/build/host/mrbgems/mruby-data/
/src/mruby/build/host/mrbgems/mruby-range-ext/
/src/mruby/build/host/mrbgems/mruby-time/
/src/mruby/mrbgems/mruby-print/src/