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
458	458	1 : View List ['encode_one_block']	458	458	encode_mcu_huff	call site: 00000	/src/libjpeg-turbo.3.0.x/jchuff.c:717
50	50	3 : View List ['do_crop_ext_zero', 'do_crop_ext_flat', 'do_crop_ext_reflect']	50	50	jtransform_execute_transform	call site: 00268	/src/libjpeg-turbo.3.0.x/transupp.c:2173
8	8	1 : View List ['jtransform_perfect_transform']	20	40	jtransform_request_workspace	call site: 00139	/src/libjpeg-turbo.3.0.x/transupp.c:1527
0	7	1 : View List ['jpeg_default_colorspace']	0	55	jpeg_simple_progression	call site: 00202	/src/libjpeg-turbo.3.0.x/jcparam.c:488
0	0	1 : View List ['emit_restart.1496']	458	473	encode_mcu_huff	call site: 00000	/src/libjpeg-turbo.3.0.x/jchuff.c:709
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1587
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1589
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1591
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1597
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1610
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1616
0	0	None	12	32	jtransform_request_workspace	call site: 00141	/src/libjpeg-turbo.3.0.x/transupp.c:1630

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


           tj3Set

[function] [call site] 00103


           tj3TransformBufSize

[function] [call site] 00104


             snprintf

[call site] 00105


             snprintf

[call site] 00106


             snprintf

[call site] 00107


             snprintf

[call site] 00108


             getTransformedSpecs

[function] [call site] 00109


               snprintf

[call site] 00110


               snprintf

[call site] 00111


               snprintf

[call site] 00112


               getDstSubsamp

[function] [call site] 00113


               snprintf

[call site] 00114


               snprintf

[call site] 00115


               snprintf

[call site] 00116


               snprintf

[call site] 00117


               snprintf

[call site] 00118


             tj3JPEGBufSize

[function] [call site] 00119


               snprintf

[call site] 00120


           tj3Alloc

[function] [call site] 00121


           tj3Set

[function] [call site] 00122


           tj3Transform

[function] [call site] 00123


             snprintf

[call site] 00124


             snprintf

[call site] 00125


             snprintf

[call site] 00126


             snprintf

[call site] 00127


             _setjmp

[call site] 00128


             jpeg_mem_src_tj

[function] [call site] 00129


             snprintf

[call site] 00130


             snprintf

[call site] 00131


             jcopy_markers_setup

[function] [call site] 00132


               jpeg_save_markers

[function] [call site] 00133


               jpeg_save_markers

[function] [call site] 00134


               jpeg_save_markers

[function] [call site] 00135


             jpeg_read_header

[function] [call site] 00136


             snprintf

[call site] 00137


             getSubsamp

[function] [call site] 00138


             jtransform_request_workspace

[function] [call site] 00139


               jtransform_perfect_transform

[function] [call site] 00140


               jtransform_perfect_transform

[function] [call site] 00141


               jdiv_round_up

[function] [call site] 00142


               jdiv_round_up

[function] [call site] 00143


               trim_right_edge

[function] [call site] 00144


               trim_bottom_edge

[function] [call site] 00145


               trim_right_edge

[function] [call site] 00146


               trim_bottom_edge

[function] [call site] 00147


               trim_right_edge

[function] [call site] 00148


               trim_right_edge

[function] [call site] 00149


               trim_bottom_edge

[function] [call site] 00150


               trim_bottom_edge

[function] [call site] 00151


               jdiv_round_up

[function] [call site] 00152


               jdiv_round_up

[function] [call site] 00153


             snprintf

[call site] 00154


             getDstSubsamp

[function] [call site] 00155


             snprintf

[call site] 00156


             snprintf

[call site] 00157


             jpeg_read_coefficients

[function] [call site] 00158


               transdecode_master_selection

[function] [call site] 00159


                 jinit_arith_decoder

[function] [call site] 00160


                 jinit_phuff_decoder

[function] [call site] 00161


                 jinit_huff_decoder

[function] [call site] 00162


                   std_huff_tables

[function] [call site] 00163


                     add_huff_table

[function] [call site] 00164


                       jpeg_alloc_huff_table

[function] [call site] 00165


                     add_huff_table

[function] [call site] 00166


                     add_huff_table

[function] [call site] 00167


                     add_huff_table

[function] [call site] 00168


                 j12init_d_coef_controller

[function] [call site] 00169


                   jround_up

[function] [call site] 00170


                   jround_up

[function] [call site] 00171


                 jinit_d_coef_controller

[function] [call site] 00172


             jpeg_mem_dest_tj

[function] [call site] 00173


             jpeg_copy_critical_parameters

[function] [call site] 00174


               jpeg_set_defaults

[function] [call site] 00175


                 jpeg_set_quality

[function] [call site] 00176


                   jpeg_quality_scaling

[function] [call site] 00177


                   jpeg_set_linear_quality

[function] [call site] 00178


                     jpeg_add_quant_table

[function] [call site] 00179


                       jpeg_alloc_quant_table

[function] [call site] 00180


                     jpeg_add_quant_table

[function] [call site] 00181


                 std_huff_tables

[function] [call site] 00182


                 jpeg_default_colorspace

[function] [call site] 00183


                   jpeg_set_colorspace

[function] [call site] 00184


                   jpeg_set_colorspace

[function] [call site] 00185


                   jpeg_set_colorspace

[function] [call site] 00186


                   jpeg_set_colorspace

[function] [call site] 00187


                   jpeg_set_colorspace

[function] [call site] 00188


                   jpeg_set_colorspace

[function] [call site] 00189


                   jpeg_set_colorspace

[function] [call site] 00190


               jpeg_set_colorspace

[function] [call site] 00191


               jpeg_alloc_quant_table

[function] [call site] 00192


             jtransform_adjust_parameters

[function] [call site] 00193


               jpeg_set_colorspace

[function] [call site] 00194


               transpose_critical_parameters

[function] [call site] 00195


               adjust_quant

[function] [call site] 00196


                 requant_comp

[function] [call site] 00197


                 largest_common_denominator

[function] [call site] 00198


                 dequant_comp

[function] [call site] 00199


                 dequant_comp

[function] [call site] 00200


               adjust_exif_parameters

[function] [call site] 00201


             jpeg_simple_progression

[function] [call site] 00202


               jpeg_default_colorspace

[function] [call site] 00203


               fill_dc_scans

[function] [call site] 00204


                 fill_scans

[function] [call site] 00205


               fill_a_scan

[function] [call site] 00206


               fill_a_scan

[function] [call site] 00207


               fill_a_scan

[function] [call site] 00208


               fill_a_scan

[function] [call site] 00209


               fill_a_scan

[function] [call site] 00210


               fill_dc_scans

[function] [call site] 00211


               fill_a_scan

[function] [call site] 00212


               fill_a_scan

[function] [call site] 00213


               fill_a_scan

[function] [call site] 00214


               fill_dc_scans

[function] [call site] 00215


               fill_scans

[function] [call site] 00216


               fill_scans

[function] [call site] 00217


               fill_scans

[function] [call site] 00218


               fill_dc_scans

[function] [call site] 00219


               fill_scans

[function] [call site] 00220


             jpeg_write_coefficients

[function] [call site] 00221


               jpeg_suppress_tables

[function] [call site] 00222


               transencode_master_selection

[function] [call site] 00223


                 jinit_c_master_control

[function] [call site] 00224


                   validate_script

[function] [call site] 00225


                   jpeg_default_colorspace

[function] [call site] 00226


                   initial_setup

[function] [call site] 00227


                     jdiv_round_up

[function] [call site] 00228


                     jdiv_round_up

[function] [call site] 00229


                     jdiv_round_up

[function] [call site] 00230


                     jdiv_round_up

[function] [call site] 00231


                     jdiv_round_up

[function] [call site] 00232


                   using_std_huff_tables

[function] [call site] 00233


                     memcmp

[call site] 00234


                     memcmp

[call site] 00235


                     memcmp

[call site] 00236


                     memcmp

[call site] 00237


                     memcmp

[call site] 00238


                     memcmp

[call site] 00239


                     memcmp

[call site] 00240


                     memcmp

[call site] 00241


                 jinit_arith_encoder

[function] [call site] 00242


                 jinit_phuff_encoder

[function] [call site] 00243


                 jinit_huff_encoder

[function] [call site] 00244


                 transencode_coef_controller

[function] [call site] 00245


                   jzero_far

[function] [call site] 00246


                 jinit_marker_writer

[function] [call site] 00247


             jcopy_markers_execute

[function] [call site] 00248


               jpeg_write_marker

[function] [call site] 00249


             jpeg_write_icc_profile

[function] [call site] 00250


               jpeg_write_m_header

[function] [call site] 00251


               jpeg_write_m_byte

[function] [call site] 00252


               jpeg_write_m_byte

[function] [call site] 00253


               jpeg_write_m_byte

[function] [call site] 00254


               jpeg_write_m_byte

[function] [call site] 00255


               jpeg_write_m_byte

[function] [call site] 00256


               jpeg_write_m_byte

[function] [call site] 00257


               jpeg_write_m_byte

[function] [call site] 00258


               jpeg_write_m_byte

[function] [call site] 00259


               jpeg_write_m_byte

[function] [call site] 00260


               jpeg_write_m_byte

[function] [call site] 00261


               jpeg_write_m_byte

[function] [call site] 00262


               jpeg_write_m_byte

[function] [call site] 00263


               jpeg_write_m_byte

[function] [call site] 00264


               jpeg_write_m_byte

[function] [call site] 00265


               jpeg_write_m_byte

[function] [call site] 00266


             jinit_c_master_control

[function] [call site] 00267


             jtransform_execute_transform

[function] [call site] 00268


               do_crop_ext_reflect

[function] [call site] 00269


                 jcopy_block_row

[function] [call site] 00270


               do_crop_ext_flat

[function] [call site] 00271


                 jcopy_block_row

[function] [call site] 00272


               do_crop_ext_zero

[function] [call site] 00273


                 jcopy_block_row

[function] [call site] 00274


                 jcopy_block_row

[function] [call site] 00275


               do_crop

[function] [call site] 00276


                 jcopy_block_row

[function] [call site] 00277


               do_flip_h

[function] [call site] 00278


                 jcopy_block_row

[function] [call site] 00279


               do_flip_h_no_crop

[function] [call site] 00280


                 jcopy_block_row

[function] [call site] 00281


               do_flip_v

[function] [call site] 00282


                 jcopy_block_row

[function] [call site] 00283


               do_transpose

[function] [call site] 00284


               do_transverse

[function] [call site] 00285


               do_rot_90

[function] [call site] 00286


               do_rot_180

[function] [call site] 00287


                 jcopy_block_row

[function] [call site] 00288


               do_rot_270

[function] [call site] 00289


               jdiv_round_up

[function] [call site] 00290


               jdiv_round_up

[function] [call site] 00291


               do_reflect

[function] [call site] 00292


               do_flatten

[function] [call site] 00293


               do_wipe

[function] [call site] 00294


               do_drop

[function] [call site] 00295


                 jcopy_block_row

[function] [call site] 00296


             snprintf

[call site] 00297


             jpeg_finish_compress

[function] [call site] 00298


               jpeg_abort

[function] [call site] 00299


             jpeg_finish_decompress

[function] [call site] 00300


               jpeg_abort

[function] [call site] 00301


             jpeg_abort_compress

[function] [call site] 00302


               jpeg_abort

[function] [call site] 00303


             jpeg_abort_decompress

[function] [call site] 00304


           tj3TransformBufSize

[function] [call site] 00305


           tj3Alloc

[function] [call site] 00306


           tj3Transform

[function] [call site] 00307


           tj3TransformBufSize

[function] [call site] 00308


           tj3Alloc

[function] [call site] 00309


           tj3Transform

[function] [call site] 00310


           tj3Set

[function] [call site] 00311


           tj3Transform

[function] [call site] 00312


           tj3Destroy

[function] [call site] 00313


             _setjmp

[call site] 00314


             jpeg_destroy_compress

[function] [call site] 00315


               jpeg_destroy

[function] [call site] 00316


             jpeg_destroy_decompress

[function] [call site] 00317


               jpeg_destroy

[function] [call site] 00318