Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
23	77	tj3Set	call site: 00077	snprintf
16	150	jpeg_core_output_dimensions	call site: 00150	jdiv_round_up
16	273	tj3Decompress8	call site: 00273	jpeg_skip_scanlines
12	56	tj3Set	call site: 00056	snprintf
12	171	master_selection	call site: 00171	jinit_1pass_quantizer
7	264	jpeg_start_decompress	call site: 00264	jpeg_crop_scanline
6	134	jpeg_calc_output_dimensions	call site: 00134	jdiv_round_up
6	142	jpeg_core_output_dimensions	call site: 00142	jdiv_round_up
5	4	tj3Init	call site: 00004	_tjInitCompress
5	210	jsimd_set_ycc_rgb	call site: 00210	build_ycc_rgb_table
5	294	LLVMFuzzerTestOneInput	call site: 00294	jpeg12_skip_scanlines
4	71	tj3Set	call site: 00071	snprintf

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           tj3Init

[function] [call site] 00001


             snprintf

[call site] 00002


             snprintf

[call site] 00003


             snprintf

[call site] 00004


             _tjInitCompress

[function] [call site] 00005


               jpeg_std_error

[function] [call site] 00006


               _setjmp

[call site] 00007


               jpeg_CreateCompress

[function] [call site] 00008


                 jinit_memory_mgr

[function] [call site] 00009


                   jpeg_mem_init

[function] [call site] 00010


                   jpeg_get_small

[function] [call site] 00011


                   jpeg_mem_term

[function] [call site] 00012


                   __errno_location

[call site] 00013


                   getenv

[call site] 00014


                   strlen

[call site] 00015


                   strncpy

[call site] 00016


                   __isoc99_sscanf

[call site] 00017


               jpeg_mem_dest_tj

[function] [call site] 00018


             _tjInitDecompress

[function] [call site] 00019


               jpeg_std_error

[function] [call site] 00020


               _setjmp

[call site] 00021


               jpeg_CreateDecompress

[function] [call site] 00022


                 jinit_memory_mgr

[function] [call site] 00023


                 jinit_marker_reader

[function] [call site] 00024


                   reset_marker_reader

[function] [call site] 00025


                 jinit_input_controller

[function] [call site] 00026


               jpeg_mem_src_tj

[function] [call site] 00027


             _tjInitCompress

[function] [call site] 00028


             _tjInitDecompress

[function] [call site] 00029


           tj3DecompressHeader

[function] [call site] 00030


             snprintf

[call site] 00031


             snprintf

[call site] 00032


             snprintf

[call site] 00033


             _setjmp

[call site] 00034


             jpeg_mem_src_tj

[function] [call site] 00035


             jpeg_save_markers

[function] [call site] 00036


             jpeg_read_header

[function] [call site] 00037


               jpeg_consume_input

[function] [call site] 00038


                 default_decompress_parms

[function] [call site] 00039


               jpeg_abort

[function] [call site] 00040


             setDecompParameters

[function] [call site] 00041


               getSubsamp

[function] [call site] 00042


             jpeg_read_icc_profile

[function] [call site] 00043


               marker_is_icc

[function] [call site] 00044


               marker_is_icc

[function] [call site] 00045


             jpeg_abort_decompress

[function] [call site] 00046


               jpeg_abort

[function] [call site] 00047


             snprintf

[call site] 00048


             snprintf

[call site] 00049


           tj3Get

[function] [call site] 00050


           tj3Get

[function] [call site] 00051


           tj3Get

[function] [call site] 00052


           tj3Set

[function] [call site] 00053


             snprintf

[call site] 00054


             snprintf

[call site] 00055


             snprintf

[call site] 00056


             snprintf

[call site] 00057


             snprintf

[call site] 00058


             snprintf

[call site] 00059


             snprintf

[call site] 00060


             snprintf

[call site] 00061


             snprintf

[call site] 00062


             snprintf

[call site] 00063


             snprintf

[call site] 00064


             snprintf

[call site] 00065


             snprintf

[call site] 00066


             snprintf

[call site] 00067


             snprintf

[call site] 00068


             snprintf

[call site] 00069


             snprintf

[call site] 00070


             snprintf

[call site] 00071


             snprintf

[call site] 00072


             snprintf

[call site] 00073


             snprintf

[call site] 00074


             snprintf

[call site] 00075


             snprintf

[call site] 00076


             snprintf

[call site] 00077


             snprintf

[call site] 00078


             snprintf

[call site] 00079


             snprintf

[call site] 00080


             snprintf

[call site] 00081


             snprintf

[call site] 00082


             snprintf

[call site] 00083


             snprintf

[call site] 00084


             snprintf

[call site] 00085


             snprintf

[call site] 00086


             snprintf

[call site] 00087


             snprintf

[call site] 00088


             snprintf

[call site] 00089


             snprintf

[call site] 00090


             snprintf

[call site] 00091


             snprintf

[call site] 00092


             snprintf

[call site] 00093


             snprintf

[call site] 00094


             snprintf

[call site] 00095


             snprintf

[call site] 00096


             snprintf

[call site] 00097


             snprintf

[call site] 00098


             snprintf

[call site] 00099


             snprintf

[call site] 00100


           tj3Set

[function] [call site] 00101


           tj3Set

[function] [call site] 00102


           tj3Get

[function] [call site] 00103


           tj3Set

[function] [call site] 00104


           tj3SetScalingFactor

[function] [call site] 00105


             snprintf

[call site] 00106


             snprintf

[call site] 00107


             snprintf

[call site] 00108


           tj3SetScalingFactor

[function] [call site] 00109


           tj3SetCroppingRegion

[function] [call site] 00110


             snprintf

[call site] 00111


             snprintf

[call site] 00112


             snprintf

[call site] 00113


             snprintf

[call site] 00114


             snprintf

[call site] 00115


             snprintf

[call site] 00116


             snprintf

[call site] 00117


             snprintf

[call site] 00118


           tj3SetCroppingRegion

[function] [call site] 00119


           tj3Alloc

[function] [call site] 00120


           tj3Decompress8

[function] [call site] 00121


             snprintf

[call site] 00122


             snprintf

[call site] 00123


             snprintf

[call site] 00124


             _setjmp

[call site] 00125


             jpeg_mem_src_tj

[function] [call site] 00126


             jpeg_read_header

[function] [call site] 00127


             setDecompParameters

[function] [call site] 00128


             snprintf

[call site] 00129


             jpeg_start_decompress

[function] [call site] 00130


               jinit_master_decompress

[function] [call site] 00131


                 master_selection

[function] [call site] 00132


                   jpeg_calc_output_dimensions

[function] [call site] 00133


                     jpeg_core_output_dimensions

[function] [call site] 00134


                       jdiv_round_up

[function] [call site] 00135


                       jdiv_round_up

[function] [call site] 00136


                       jdiv_round_up

[function] [call site] 00137


                       jdiv_round_up

[function] [call site] 00138


                       jdiv_round_up

[function] [call site] 00139


                       jdiv_round_up

[function] [call site] 00140


                       jdiv_round_up

[function] [call site] 00141


                       jdiv_round_up

[function] [call site] 00142


                       jdiv_round_up

[function] [call site] 00143


                       jdiv_round_up

[function] [call site] 00144


                       jdiv_round_up

[function] [call site] 00145


                       jdiv_round_up

[function] [call site] 00146


                       jdiv_round_up

[function] [call site] 00147


                       jdiv_round_up

[function] [call site] 00148


                       jdiv_round_up

[function] [call site] 00149


                       jdiv_round_up

[function] [call site] 00150


                       jdiv_round_up

[function] [call site] 00151


                       jdiv_round_up

[function] [call site] 00152


                       jdiv_round_up

[function] [call site] 00153


                       jdiv_round_up

[function] [call site] 00154


                       jdiv_round_up

[function] [call site] 00155


                       jdiv_round_up

[function] [call site] 00156


                       jdiv_round_up

[function] [call site] 00157


                       jdiv_round_up

[function] [call site] 00158


                       jdiv_round_up

[function] [call site] 00159


                       jdiv_round_up

[function] [call site] 00160


                       jdiv_round_up

[function] [call site] 00161


                       jdiv_round_up

[function] [call site] 00162


                       jdiv_round_up

[function] [call site] 00163


                       jdiv_round_up

[function] [call site] 00164


                       jdiv_round_up

[function] [call site] 00165


                       jdiv_round_up

[function] [call site] 00166


                     jdiv_round_up

[function] [call site] 00167


                     jdiv_round_up

[function] [call site] 00168


                     use_merged_upsample

[function] [call site] 00169


                   prepare_range_limit_table

[function] [call site] 00170


                   use_merged_upsample

[function] [call site] 00171


                   jinit_1pass_quantizer

[function] [call site] 00172


                     create_colormap

[function] [call site] 00173


                       select_ncolors

[function] [call site] 00174


                       output_value

[function] [call site] 00175


                     create_colorindex

[function] [call site] 00176


                       largest_input_value

[function] [call site] 00177


                       largest_input_value

[function] [call site] 00178


                     alloc_fs_workspace

[function] [call site] 00179


                   j12init_1pass_quantizer

[function] [call site] 00180


                   jinit_2pass_quantizer

[function] [call site] 00181


                     init_error_limit

[function] [call site] 00182


                   j12init_2pass_quantizer

[function] [call site] 00183


                   jinit_merged_upsampler

[function] [call site] 00184


                     jsimd_set_h2v2_merged_upsample

[function] [call site] 00185


                       init_simd

[function] [call site] 00186


                         jpeg_simd_cpu_support

[call site] 00187


                         __errno_location

[call site] 00188


                         getenv

[call site] 00189


                         strlen

[call site] 00190


                         strncpy

[call site] 00191


                         strcmp

[call site] 00192


                         __errno_location

[call site] 00193


                         getenv

[call site] 00194


                         strlen

[call site] 00195


                         strncpy

[call site] 00196


                         strcmp

[call site] 00197


                         __errno_location

[call site] 00198


                         getenv

[call site] 00199


                         strlen

[call site] 00200


                         strncpy

[call site] 00201


                         strcmp

[call site] 00202


                     jsimd_set_h2v1_merged_upsample

[function] [call site] 00203


                       init_simd

[function] [call site] 00204


                     build_ycc_rgb_table

[function] [call site] 00205


                   j12init_merged_upsampler

[function] [call site] 00206


                   jinit_color_deconverter

[function] [call site] 00207


                     build_rgb_y_table

[function] [call site] 00208


                     jsimd_set_ycc_rgb

[function] [call site] 00209


                       init_simd

[function] [call site] 00210


                     build_ycc_rgb_table

[function] [call site] 00211


                     jsimd_set_ycc_rgb565

[function] [call site] 00212


                     build_ycc_rgb_table

[function] [call site] 00213


                     build_ycc_rgb_table

[function] [call site] 00214


                     build_ycc_rgb_table

[function] [call site] 00215


                   jinit_upsampler

[function] [call site] 00216


                     jsimd_set_h2v1_fancy_upsample

[function] [call site] 00217


                       init_simd

[function] [call site] 00218


                     jsimd_set_h2v1_upsample

[function] [call site] 00219


                       init_simd

[function] [call site] 00220


                     jsimd_set_h2v2_fancy_upsample

[function] [call site] 00221


                       init_simd

[function] [call site] 00222


                     jsimd_set_h2v2_upsample

[function] [call site] 00223


                       init_simd

[function] [call site] 00224


                     jround_up

[function] [call site] 00225


                   j12init_color_deconverter

[function] [call site] 00226


                   j12init_upsampler

[function] [call site] 00227


                   j16init_color_deconverter

[function] [call site] 00228


                   j16init_upsampler

[function] [call site] 00229


                   jinit_d_post_controller

[function] [call site] 00230


                     jround_up

[function] [call site] 00231


                   j12init_d_post_controller

[function] [call site] 00232


                   j16init_d_post_controller

[function] [call site] 00233


                   jinit_lossless_decompressor

[function] [call site] 00234


                   j12init_lossless_decompressor

[function] [call site] 00235


                   j16init_lossless_decompressor

[function] [call site] 00236


                   jinit_lhuff_decoder

[function] [call site] 00237


                   jinit_d_diff_controller

[function] [call site] 00238


                     jround_up

[function] [call site] 00239


                     jround_up

[function] [call site] 00240


                     jround_up

[function] [call site] 00241


                     jround_up

[function] [call site] 00242


                   j12init_d_diff_controller

[function] [call site] 00243


                   j16init_d_diff_controller

[function] [call site] 00244


                   jinit_inverse_dct

[function] [call site] 00245


                   j12init_inverse_dct

[function] [call site] 00246


                   jinit_arith_decoder

[function] [call site] 00247


                   jinit_phuff_decoder

[function] [call site] 00248


                   jinit_huff_decoder

[function] [call site] 00249


                     std_huff_tables

[function] [call site] 00250


                       add_huff_table

[function] [call site] 00251


                         jpeg_alloc_huff_table

[function] [call site] 00252


                       add_huff_table

[function] [call site] 00253


                       add_huff_table

[function] [call site] 00254


                       add_huff_table

[function] [call site] 00255


                   j12init_d_coef_controller

[function] [call site] 00256


                     jround_up

[function] [call site] 00257


                     jround_up

[function] [call site] 00258


                   jinit_d_coef_controller

[function] [call site] 00259


                   jinit_d_main_controller

[function] [call site] 00260


                     alloc_funny_pointers

[function] [call site] 00261


                   j12init_d_main_controller

[function] [call site] 00262


                   j16init_d_main_controller

[function] [call site] 00263


               output_pass_setup

[function] [call site] 00264


             jpeg_crop_scanline

[function] [call site] 00265


               jdiv_round_up

[function] [call site] 00266


               jdiv_round_up

[function] [call site] 00267


               jdiv_round_up

[function] [call site] 00268


               jinit_upsampler

[function] [call site] 00269


             snprintf

[call site] 00270


             snprintf

[call site] 00271


             snprintf

[call site] 00272


             _setjmp

[call site] 00273


             jpeg_skip_scanlines

[function] [call site] 00274


               read_and_discard_scanlines

[function] [call site] 00275


                 jpeg_read_scanlines

[function] [call site] 00276


               set_wraparound_pointers

[function] [call site] 00277


               increment_simple_rowgroup_ctr

[function] [call site] 00278


                 read_and_discard_scanlines

[function] [call site] 00279


                 read_and_discard_scanlines

[function] [call site] 00280


               read_and_discard_scanlines

[function] [call site] 00281


               increment_simple_rowgroup_ctr

[function] [call site] 00282


               start_iMCU_row

[function] [call site] 00283


               read_and_discard_scanlines

[function] [call site] 00284


               increment_simple_rowgroup_ctr

[function] [call site] 00285


             snprintf

[call site] 00286


             jpeg_read_scanlines

[function] [call site] 00287


             jpeg_skip_scanlines

[function] [call site] 00288


             snprintf

[call site] 00289


             jpeg_read_scanlines

[function] [call site] 00290


             jpeg_finish_decompress

[function] [call site] 00291


               jpeg_abort

[function] [call site] 00292


             jpeg_abort_decompress

[function] [call site] 00293


           tj3Decompress12

[function] [call site] 00294


             jpeg12_crop_scanline

[function] [call site] 00295


               j12init_upsampler

[function] [call site] 00296


             jpeg12_skip_scanlines

[function] [call site] 00297


             jpeg12_read_scanlines

[function] [call site] 00298


             jpeg12_skip_scanlines

[function] [call site] 00299


             jpeg12_read_scanlines

[function] [call site] 00300


           tj3Decompress16

[function] [call site] 00301


             jpeg16_read_scanlines

[function] [call site] 00302


           tj3Destroy

[function] [call site] 00303


             _setjmp

[call site] 00304


             jpeg_destroy_compress

[function] [call site] 00305


               jpeg_destroy

[function] [call site] 00306


             jpeg_destroy_decompress

[function] [call site] 00307


               jpeg_destroy

[function] [call site] 00308