Fuzz introspector: glib/fuzzing/fuzz_uri_parse_params.c
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
60 18 g_vasprintf call site: {node_id} g_pattern_match_simple
30 207 g_error_allocate call site: {node_id} g_warning
23 289 g_string_sized_new call site: {node_id} g_string_append_printf
22 343 g_utf8_validate call site: {node_id} uri_decode
17 99 g_strdup_printf call site: {node_id} g_log_default_handler
17 265 g_hash_table_setup_storage call site: {node_id} g_uri_params_iter_next
13 153 g_logv call site: {node_id} g_utf8_to_utf16
9 0 EP call site: {node_id} fuzz_set_logging_func
8 240 g_logv call site: {node_id} g_uri_parse_params
7 82 mklevel_prefix call site: {node_id} format_unsigned
7 134 g_log_structured_array call site: {node_id} _g_log_abort
6 126 g_log_structured_array call site: {node_id} change_even

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 fuzz_set_logging_func [function] [call site] 00001
2 g_log_set_writer_func [function] [call site] 00002
3 g_return_if_fail [call site] 00003
3 g_mutex_lock [call site] 00004
3 g_mutex_unlock [call site] 00005
3 g_error [function] [call site] 00006
4 va_start [call site] 00007
4 g_logv [function] [call site] 00008
5 _g_vsnprintf [call site] 00009
5 format_string [function] [call site] 00010
6 g_assert [call site] 00011
6 strchr [call site] 00012
6 g_strdup_vprintf [function] [call site] 00013
7 g_vasprintf [function] [call site] 00014
8 g_return_val_if_fail [call site] 00015
8 _g_gnulib_vasprintf [function] [call site] 00016
9 vasnprintf [call site] 00017
8 vasprintf [call site] 00018
8 fputs [call site] 00019
8 fputs [call site] 00020
8 g_abort [function] [call site] 00021
9 IsDebuggerPresent [call site] 00022
9 DebugBreak [call site] 00023
9 abort [call site] 00024
9 ExitProcess [call site] 00025
8 va_copy [call site] 00026
8 g_new [call site] 00027
8 g_printf_string_upper_bound [function] [call site] 00028
9 _g_vsnprintf [call site] 00029
8 _g_vsprintf [call site] 00030
8 va_end [call site] 00031
8 g_free [call site] 00032
5 g_strcmp0 [function] [call site] 00033
6 strcmp [call site] 00034
5 g_pattern_match_simple [function] [call site] 00035
6 g_return_val_if_fail [call site] 00036
6 g_return_val_if_fail [call site] 00037
6 g_pattern_spec_new [function] [call site] 00038
7 g_return_val_if_fail [call site] 00039
7 g_new [call site] 00040
7 strlen [call site] 00041
7 g_new [call site] 00042
7 memmove [call site] 00043
7 g_utf8_strreverse [function] [call site] 00044
8 strlen [call site] 00045
8 g_new [call site] 00046
8 g_assert [call site] 00047
7 g_free [call site] 00048
6 g_pattern_spec_match [function] [call site] 00049
7 g_return_val_if_fail [call site] 00050
7 g_return_val_if_fail [call site] 00051
7 g_pattern_ph_match [function] [call site] 00052
8 g_utf8_next_char [call site] 00053
8 g_utf8_next_char [call site] 00054
8 g_utf8_next_char [call site] 00055
8 g_pattern_ph_match [function] [call site] 00056
7 g_pattern_ph_match [function] [call site] 00057
7 g_utf8_strreverse [function] [call site] 00058
7 g_pattern_ph_match [function] [call site] 00059
7 g_free [call site] 00060
7 strcmp [call site] 00061
7 strncmp [call site] 00062
7 strcmp [call site] 00063
7 strcmp [call site] 00064
7 g_return_val_if_fail [call site] 00065
6 strlen [call site] 00066
6 g_pattern_spec_free [function] [call site] 00067
7 g_return_if_fail [call site] 00068
7 g_free [call site] 00069
7 g_free [call site] 00070
5 g_slist_delete_link [function] [call site] 00071
6 _g_slist_remove_link [function] [call site] 00072
6 _g_slist_free1 [call site] 00073
5 g_free [call site] 00074
5 g_free [call site] 00075
5 g_free [call site] 00076
5 g_free [call site] 00077
5 mklevel_prefix [function] [call site] 00078
6 strcpy [call site] 00079
6 log_level_to_color [function] [call site] 00080
6 strcat [call site] 00081
6 strcat [call site] 00082
6 strcat [call site] 00083
6 strcat [call site] 00084
6 strcat [call site] 00085
6 strcat [call site] 00086
6 strcat [call site] 00087
6 format_unsigned [function] [call site] 00088
6 strcat [call site] 00089
6 strcat [call site] 00090
6 color_reset [function] [call site] 00091
6 strcat [call site] 00092
6 strcat [call site] 00093
6 g_test_initialized [call site] 00094
6 log_level_to_file [function] [call site] 00095
5 g_strdup_printf [function] [call site] 00096
6 va_start [call site] 00097
6 g_strdup_vprintf [function] [call site] 00098
6 va_end [call site] 00099
5 g_log_default_handler [function] [call site] 00100
6 _g_log_fallback_handler [function] [call site] 00101
7 mklevel_prefix [function] [call site] 00102
7 format_unsigned [function] [call site] 00103
7 getpid [call site] 00104
7 write_string [function] [call site] 00105
8 fputs [call site] 00106
7 write_string [function] [call site] 00107
7 write_string [function] [call site] 00108
7 write_string [function] [call site] 00109
7 write_string [function] [call site] 00110
7 write_string [function] [call site] 00111
7 write_string [function] [call site] 00112
7 write_string [function] [call site] 00113
7 write_string [function] [call site] 00114
7 write_string [function] [call site] 00115
7 write_string [function] [call site] 00116
6 log_level_to_priority [function] [call site] 00117
6 g_log_structured_array [function] [call site] 00118
7 GPOINTER_TO_UINT [call site] 00119
7 g_private_get [call site] 00120
7 g_mutex_lock [call site] 00121
7 g_mutex_unlock [call site] 00122
7 g_private_set [call site] 00123
7 GUINT_TO_POINTER [call site] 00124
7 g_assert [call site] 00125
7 writer_func [function] [call site] 00126
8 change_even [function] [call site] 00127
9 g_rw_lock_writer_lock [call site] 00128
9 g_assert [call site] 00129
9 GPOINTER_TO_INT [call site] 00130
9 g_assert [call site] 00131
9 g_rw_lock_writer_unlock [call site] 00132
7 g_private_set [call site] 00133
7 GUINT_TO_POINTER [call site] 00134
7 _g_log_abort [function] [call site] 00135
8 g_test_subprocess [function] [call site] 00136
8 _exit [call site] 00137
8 IsDebuggerPresent [call site] 00138
8 G_BREAKPOINT [call site] 00139
8 g_abort [function] [call site] 00140
5 g_free [call site] 00141
5 g_bit_nth_msf [call site] 00142
5 g_bit_nth_msf [call site] 00143
5 g_mutex_lock [call site] 00144
5 GPOINTER_TO_UINT [call site] 00145
5 g_private_get [call site] 00146
5 g_log_find_domain_L [function] [call site] 00147
6 strcmp [call site] 00148
5 g_log_domain_get_handler_L [function] [call site] 00149
5 g_mutex_unlock [call site] 00150
5 g_private_set [call site] 00151
5 GUINT_TO_POINTER [call site] 00152
5 log_func [call site] 00153
5 fatal_log_func [call site] 00154
5 g_utf8_to_utf16 [function] [call site] 00155
6 g_return_val_if_fail [call site] 00156
6 g_utf8_get_char_extended [function] [call site] 00157
7 G_UNLIKELY [call site] 00158
7 G_UNLIKELY [call site] 00159
7 G_UNLIKELY [call site] 00160
7 G_UNLIKELY [call site] 00161
6 g_set_error_literal [function] [call site] 00162
7 g_error_new_literal [function] [call site] 00163
8 g_return_val_if_fail [call site] 00164
8 g_return_val_if_fail [call site] 00165
8 g_error_new_steal [function] [call site] 00166
9 g_error_allocate [function] [call site] 00167
10 g_rw_lock_reader_lock [call site] 00168
10 error_domain_lookup [function] [call site] 00169
11 g_hash_table_lookup [function] [call site] 00170
12 g_return_val_if_fail [call site] 00171
12 g_hash_table_lookup_node [function] [call site] 00172
13 G_UNLIKELY [call site] 00173
13 HASH_IS_REAL [call site] 00174
13 g_hash_table_hash_to_index [function] [call site] 00175
13 HASH_IS_UNUSED [call site] 00176
13 g_hash_table_fetch_key_or_value [function] [call site] 00177
14 GUINT_TO_POINTER [call site] 00178
13 HASH_IS_TOMBSTONE [call site] 00179
12 HASH_IS_REAL [call site] 00180
12 g_hash_table_fetch_key_or_value [function] [call site] 00181
11 GUINT_TO_POINTER [call site] 00182
10 g_rw_lock_reader_unlock [call site] 00183
10 g_rw_lock_reader_unlock [call site] 00184
10 memset [call site] 00185
10 ALIGN_STRUCT [call site] 00186
10 g_slice_alloc0 [function] [call site] 00187
11 g_slice_alloc [function] [call site] 00188
12 g_malloc [function] [call site] 00189
13 G_LIKELY [call site] 00190
13 malloc [function] [call site] 00191
14 dlsym [call site] 00192
14 real_malloc [call site] 00193
13 TRACE [call site] 00194
13 GLIB_MEM_ALLOC [call site] 00195
13 g_error [function] [call site] 00196
13 TRACE [call site] 00197
13 GLIB_MEM_ALLOC [call site] 00198
12 TRACE [call site] 00199
12 GLIB_SLICE_ALLOC [call site] 00200
11 memset [call site] 00201
10 ALIGN_STRUCT [call site] 00202
10 VALGRIND_MALLOCLIKE_BLOCK [call site] 00203
10 VALGRIND_MALLOCLIKE_BLOCK [call site] 00204
10 ALIGN_STRUCT [call site] 00205
10 ALIGN_STRUCT [call site] 00206
10 g_slice_alloc0 [function] [call site] 00207
8 g_strdup [call site] 00208
7 g_warning [function] [call site] 00209
8 va_start [call site] 00210
8 g_logv [function] [call site] 00211
8 va_end [call site] 00212
6 _ [call site] 00213
6 g_set_error_literal [function] [call site] 00214
6 _ [call site] 00215
6 g_set_error_literal [function] [call site] 00216
6 _ [call site] 00217
6 g_set_error_literal [function] [call site] 00218
6 _ [call site] 00219
6 g_utf8_next_char [call site] 00220
6 try_malloc_n [function] [call site] 00221
7 g_try_malloc_n [function] [call site] 00222
8 SIZE_OVERFLOWS [call site] 00223
8 g_try_malloc [function] [call site] 00224
9 G_LIKELY [call site] 00225
9 malloc [function] [call site] 00226
9 TRACE [call site] 00227
9 GLIB_MEM_ALLOC [call site] 00228
7 g_set_error_literal [function] [call site] 00229
7 _ [call site] 00230
6 g_utf8_get_char [function] [call site] 00231
7 UTF8_COMPUTE [call site] 00232
7 UTF8_GET [call site] 00233
6 g_utf8_next_char [call site] 00234
5 MessageBoxW [call site] 00235
5 g_free [call site] 00236
5 _g_log_abort [function] [call site] 00237
5 g_private_set [call site] 00238
5 GUINT_TO_POINTER [call site] 00239
5 g_free [call site] 00240
4 va_end [call site] 00241
3 g_mutex_unlock [call site] 00242
1 g_uri_parse_params [function] [call site] 00243
2 g_return_val_if_fail [call site] 00244
2 g_return_val_if_fail [call site] 00245
2 g_return_val_if_fail [call site] 00246
2 g_return_val_if_fail [call site] 00247
2 g_hash_table_new_full [function] [call site] 00248
3 g_slice_new [call site] 00249
3 g_atomic_ref_count_init [call site] 00250
3 g_hash_table_setup_storage [function] [call site] 00251
4 g_hash_table_set_shift [function] [call site] 00252
5 g_assert [call site] 00253
4 g_hash_table_realloc_key_or_value_array [function] [call site] 00254
5 g_realloc [function] [call site] 00255
6 G_LIKELY [call site] 00256
6 realloc [call site] 00257
6 TRACE [call site] 00258
6 GLIB_MEM_REALLOC [call site] 00259
6 g_error [function] [call site] 00260
6 free [call site] 00261
6 TRACE [call site] 00262
6 GLIB_MEM_REALLOC [call site] 00263
5 g_renew [call site] 00264
4 g_new0 [call site] 00265
2 g_hash_table_new_full [function] [call site] 00266
2 g_uri_params_iter_init [function] [call site] 00267
3 g_return_if_fail [call site] 00268
3 g_return_if_fail [call site] 00269
3 g_return_if_fail [call site] 00270
3 g_return_if_fail [call site] 00271
3 strlen [call site] 00272
3 memset [call site] 00273
2 g_uri_params_iter_next [function] [call site] 00274
3 g_return_val_if_fail [call site] 00275
3 g_return_val_if_fail [call site] 00276
3 memchr [call site] 00277
3 g_set_error_literal [function] [call site] 00278
3 _ [call site] 00279
3 uri_decode [function] [call site] 00280
4 uri_decoder [function] [call site] 00281
5 g_string_sized_new [function] [call site] 00282
6 g_slice_new [call site] 00283
6 g_string_expand [function] [call site] 00284
7 g_error [function] [call site] 00285
7 g_nearest_pow [function] [call site] 00286
8 g_assert [call site] 00287
7 g_realloc [function] [call site] 00288
6 MAX [call site] 00289
5 g_ascii_isxdigit [call site] 00290
5 g_ascii_isxdigit [call site] 00291
5 g_set_error_literal [function] [call site] 00292
5 _ [call site] 00293
5 g_string_free [call site] 00294
5 g_string_append_c [call site] 00295
5 HEXCHAR [call site] 00296
5 strchr [call site] 00297
5 g_set_error_literal [function] [call site] 00298
5 _ [call site] 00299
5 g_string_free [call site] 00300
5 g_uri_char_is_unreserved [function] [call site] 00301
6 g_ascii_isalnum [call site] 00302
5 g_string_append_c [call site] 00303
5 g_string_append_c [call site] 00304
5 g_ascii_toupper [function] [call site] 00305
6 g_ascii_islower [call site] 00306
5 g_string_append_c [call site] 00307
5 g_ascii_toupper [function] [call site] 00308
5 g_string_append_c [call site] 00309
5 g_string_append_c [call site] 00310
5 g_ascii_isgraph [call site] 00311
5 g_string_append_printf [function] [call site] 00312
6 va_start [call site] 00313
6 g_string_append_vprintf [function] [call site] 00314
7 g_return_if_fail [call site] 00315
7 g_return_if_fail [call site] 00316
7 g_vasprintf [function] [call site] 00317
7 g_string_maybe_expand [function] [call site] 00318
8 G_UNLIKELY [call site] 00319
8 g_string_expand [function] [call site] 00320
7 memcpy [call site] 00321
7 g_free [call site] 00322
6 va_end [call site] 00323
5 g_string_append_c [call site] 00324
5 g_assert [call site] 00325
5 g_utf8_validate [function] [call site] 00326
6 g_utf8_validate_len [function] [call site] 00327
7 fast_validate_len [function] [call site] 00328
8 g_assert [call site] 00329
8 G_UNLIKELY [call site] 00330
8 G_UNLIKELY [call site] 00331
8 G_UNLIKELY [call site] 00332
8 VALIDATE_BYTE [call site] 00333
8 VALIDATE_BYTE [call site] 00334
8 VALIDATE_BYTE [call site] 00335
8 G_UNLIKELY [call site] 00336
8 VALIDATE_BYTE [call site] 00337
8 G_UNLIKELY [call site] 00338
8 VALIDATE_BYTE [call site] 00339
8 VALIDATE_BYTE [call site] 00340
8 VALIDATE_BYTE [call site] 00341
8 VALIDATE_BYTE [call site] 00342
6 fast_validate [function] [call site] 00343
7 G_UNLIKELY [call site] 00344
7 VALIDATE_BYTE [call site] 00345
7 VALIDATE_BYTE [call site] 00346
7 VALIDATE_BYTE [call site] 00347
7 VALIDATE_BYTE [call site] 00348
7 G_UNLIKELY [call site] 00349
7 VALIDATE_BYTE [call site] 00350
7 VALIDATE_BYTE [call site] 00351
7 VALIDATE_BYTE [call site] 00352
7 VALIDATE_BYTE [call site] 00353
5 g_set_error_literal [function] [call site] 00354
5 _ [call site] 00355
5 g_string_free [call site] 00356
5 g_string_free [call site] 00357
5 g_string_free [call site] 00358
3 uri_decode [function] [call site] 00359
3 g_free [call site] 00360
3 g_steal_pointer [function] [call site] 00361
3 g_steal_pointer [function] [call site] 00362
3 g_free [call site] 00363
3 g_free [call site] 00364
2 g_hash_table_insert [function] [call site] 00365
3 g_hash_table_insert_internal [function] [call site] 00366
4 g_return_val_if_fail [call site] 00367
4 g_hash_table_lookup_node [function] [call site] 00368
4 g_hash_table_insert_node [function] [call site] 00369
5 HASH_IS_REAL [call site] 00370
5 g_hash_table_fetch_key_or_value [function] [call site] 00371
5 g_hash_table_fetch_key_or_value [function] [call site] 00372
5 g_hash_table_fetch_key_or_value [function] [call site] 00373
5 g_hash_table_ensure_keyval_fits [function] [call site] 00374
6 g_memdup2 [function] [call site] 00375
7 g_malloc [function] [call site] 00376
7 memcpy [call site] 00377
6 g_memdup2 [function] [call site] 00378
6 g_hash_table_maybe_make_big_keys_or_values [function] [call site] 00379
7 entry_is_big [function] [call site] 00380
7 g_new [call site] 00381
7 GUINT_TO_POINTER [call site] 00382
7 g_free [call site] 00383
6 g_hash_table_maybe_make_big_keys_or_values [function] [call site] 00384
6 g_memdup2 [function] [call site] 00385
5 g_hash_table_assign_key_or_value [function] [call site] 00386
6 GPOINTER_TO_UINT [call site] 00387
5 g_hash_table_assign_key_or_value [function] [call site] 00388
5 HASH_IS_UNUSED [call site] 00389
5 g_hash_table_maybe_resize [function] [call site] 00390
6 g_hash_table_resize [function] [call site] 00391
7 g_hash_table_set_shift_from_size [function] [call site] 00392
8 g_hash_table_find_closest_shift [function] [call site] 00393
8 MAX [call site] 00394
8 g_hash_table_set_shift [function] [call site] 00395
7 realloc_arrays [function] [call site] 00396
8 g_renew [call site] 00397
8 g_hash_table_realloc_key_or_value_array [function] [call site] 00398
8 g_hash_table_realloc_key_or_value_array [function] [call site] 00399
7 memset [call site] 00400
7 g_new0 [call site] 00401
7 g_new0 [call site] 00402
7 resize_set [call site] 00403
7 resize_map [call site] 00404
7 g_free [call site] 00405
7 realloc_arrays [function] [call site] 00406
2 g_propagate_error [function] [call site] 00407
3 g_return_if_fail [call site] 00408
3 g_error_free [function] [call site] 00409
4 g_return_if_fail [call site] 00410
4 g_rw_lock_reader_lock [call site] 00411
4 error_domain_lookup [function] [call site] 00412
4 g_rw_lock_reader_unlock [call site] 00413
4 clear [call site] 00414
4 g_rw_lock_reader_unlock [call site] 00415
4 g_free [call site] 00416
4 ALIGN_STRUCT [call site] 00417
4 ALIGN_STRUCT [call site] 00418
4 g_slice_free1 [function] [call site] 00419
5 G_UNLIKELY [call site] 00420
5 memset [call site] 00421
5 g_free_sized [function] [call site] 00422
6 free_sized [call site] 00423
6 free [call site] 00424
6 TRACE [call site] 00425
6 GLIB_MEM_FREE [call site] 00426
5 TRACE [call site] 00427
5 GLIB_SLICE_FREE [call site] 00428
4 VALGRIND_FREELIKE_BLOCK [call site] 00429
4 ALIGN_STRUCT [call site] 00430
4 VALGRIND_FREELIKE_BLOCK [call site] 00431
4 g_slice_free1 [function] [call site] 00432
3 g_warning [function] [call site] 00433
3 g_error_free [function] [call site] 00434
2 g_steal_pointer [function] [call site] 00435
2 g_hash_table_destroy [function] [call site] 00436
3 g_return_if_fail [call site] 00437
3 g_hash_table_remove_all [function] [call site] 00438
4 g_return_if_fail [call site] 00439
4 g_hash_table_remove_all_nodes [function] [call site] 00440
5 memset [call site] 00441
5 memset [call site] 00442
5 memset [call site] 00443
5 memset [call site] 00444
5 memset [call site] 00445
5 g_steal_pointer [function] [call site] 00446
5 g_steal_pointer [function] [call site] 00447
5 g_steal_pointer [function] [call site] 00448
5 g_hash_table_setup_storage [function] [call site] 00449
5 HASH_IS_REAL [call site] 00450
5 g_hash_table_fetch_key_or_value [function] [call site] 00451
5 g_hash_table_fetch_key_or_value [function] [call site] 00452
5 g_hash_table_assign_key_or_value [function] [call site] 00453
5 g_hash_table_assign_key_or_value [function] [call site] 00454
5 g_free [call site] 00455
5 g_free [call site] 00456
5 g_free [call site] 00457
4 g_hash_table_maybe_resize [function] [call site] 00458
3 g_hash_table_unref [function] [call site] 00459
4 g_return_if_fail [call site] 00460
4 g_atomic_ref_count_dec [call site] 00461
4 g_hash_table_remove_all_nodes [function] [call site] 00462
4 g_free [call site] 00463
4 g_free [call site] 00464
4 g_free [call site] 00465
4 g_slice_free [call site] 00466
2 g_steal_pointer [function] [call site] 00467
1 g_assert [call site] 00468
1 g_clear_error [function] [call site] 00469
2 g_error_free [function] [call site] 00470
1 g_assert_no_error [call site] 00471
1 g_hash_table_unref [function] [call site] 00472