Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
2	7	unistd_io_init	call site: 00007	open_with_unicode
2	23	unistd_io_init	call site: 00023	readstat_parser_free
2	51	dta_ctx_alloc	call site: 00051	snprintf
1	11	unistd_io_init	call site: 00011	close
1	14	unistd_io_init	call site: 00014	lseek
1	17	unistd_io_init	call site: 00017	read
1	20	unistd_io_init	call site: 00020	lseek
1	78	dta_ctx_init	call site: 00078	iconv_open
1	81	dta_ctx_init	call site: 00081	iconv_open
1	104	dta_read_label_and_timestamp	call site: 00104	snprintf
1	138	readstat_parse_dta	call site: 00138	snprintf
1	154	readstat_parse_dta	call site: 00154	snprintf

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           fuzzer_parser_init

[function] [call site] 00001


             readstat_parser_init

[function] [call site] 00002


               calloc

[call site] 00003


               calloc

[call site] 00004


               unistd_io_init

[function] [call site] 00005


                 readstat_set_open_handler

[function] [call site] 00006


                 unistd_open_handler

[function] [call site] 00007


                   open_with_unicode

[function] [call site] 00008


                     open

[call site] 00009


                 readstat_set_close_handler

[function] [call site] 00010


                 unistd_close_handler

[function] [call site] 00011


                   close

[call site] 00012


                 readstat_set_seek_handler

[function] [call site] 00013


                 unistd_seek_handler

[function] [call site] 00014


                   lseek

[call site] 00015


                 readstat_set_read_handler

[function] [call site] 00016


                 unistd_read_handler

[function] [call site] 00017


                   read

[call site] 00018


                 readstat_set_update_handler

[function] [call site] 00019


                 unistd_update_handler

[function] [call site] 00020


                   lseek

[call site] 00021


                 calloc

[call site] 00022


                 readstat_set_io_ctx

[function] [call site] 00023


               readstat_parser_free

[function] [call site] 00024


                 readstat_set_io_ctx

[function] [call site] 00025


             readstat_set_open_handler

[function] [call site] 00026


             rt_open_handler

[function] [call site] 00027


             readstat_set_close_handler

[function] [call site] 00028


             rt_close_handler

[function] [call site] 00029


             readstat_set_seek_handler

[function] [call site] 00030


             rt_seek_handler

[function] [call site] 00031


             readstat_set_read_handler

[function] [call site] 00032


             rt_read_handler

[function] [call site] 00033


             readstat_set_update_handler

[function] [call site] 00034


             rt_update_handler

[function] [call site] 00035


             readstat_set_metadata_handler

[function] [call site] 00036


             handle_metadata

[function] [call site] 00037


             readstat_set_note_handler

[function] [call site] 00038


             handle_note

[function] [call site] 00039


             readstat_set_variable_handler

[function] [call site] 00040


             handle_variable

[function] [call site] 00041


             readstat_set_fweight_handler

[function] [call site] 00042


             handle_fweight

[function] [call site] 00043


             readstat_set_value_handler

[function] [call site] 00044


             handle_value

[function] [call site] 00045


             readstat_set_value_label_handler

[function] [call site] 00046


             handle_value_label

[function] [call site] 00047


           readstat_set_io_ctx

[function] [call site] 00048


           readstat_parse_dta

[function] [call site] 00049


             dta_ctx_alloc

[function] [call site] 00050


               calloc

[call site] 00051


             snprintf

[call site] 00052


             snprintf

[call site] 00053


             strncmp

[call site] 00054


             dta_read_xmlish_header

[function] [call site] 00055


               dta_read_tag

[function] [call site] 00056


                 strlen

[call site] 00057


                 strncmp

[call site] 00058


               dta_read_tag

[function] [call site] 00059


               dta_read_chunk

[function] [call site] 00060


                 dta_read_tag

[function] [call site] 00061


                 dta_read_tag

[function] [call site] 00062


               dta_read_chunk

[function] [call site] 00063


               strncmp

[call site] 00064


               strncmp

[call site] 00065


               machine_is_little_endian

[function] [call site] 00066


               dta_read_chunk

[function] [call site] 00067


               byteswap4

[function] [call site] 00068


               dta_read_chunk

[function] [call site] 00069


               byteswap2

[function] [call site] 00070


               dta_read_chunk

[function] [call site] 00071


               byteswap8

[function] [call site] 00072


               dta_read_chunk

[function] [call site] 00073


               byteswap4

[function] [call site] 00074


             dta_ctx_init

[function] [call site] 00075


               dta_format_is_supported

[function] [call site] 00076


               machine_is_little_endian

[function] [call site] 00077


               calloc

[call site] 00078


               iconv_open

[call site] 00079


               iconv_open

[call site] 00080


               strcmp

[call site] 00081


               iconv_open

[call site] 00082


             dta_read_header

[function] [call site] 00083


               machine_is_little_endian

[function] [call site] 00084


               byteswap2

[function] [call site] 00085


               byteswap4

[function] [call site] 00086


             dta_ctx_init

[function] [call site] 00087


             dta_update_progress

[function] [call site] 00088


             dta_read_label_and_timestamp

[function] [call site] 00089


               dta_read_tag

[function] [call site] 00090


               byteswap2

[function] [call site] 00091


               readstat_malloc

[function] [call site] 00092


               strlen

[call site] 00093


               readstat_malloc

[function] [call site] 00094


               readstat_convert

[function] [call site] 00095


                 readstat_convert_impl

[function] [call site] 00096


                   iconv

[call site] 00097


                   __errno_location

[call site] 00098


                   __errno_location

[call site] 00099


                   __errno_location

[call site] 00100


               dta_read_tag

[function] [call site] 00101


               dta_read_tag

[function] [call site] 00102


               readstat_malloc

[function] [call site] 00103


               dta_parse_timestamp

[function] [call site] 00104


                 snprintf

[call site] 00105


               mktime

[call site] 00106


               dta_read_tag

[function] [call site] 00107


             dta_read_tag

[function] [call site] 00108


             dta_read_map

[function] [call site] 00109


               dta_read_chunk

[function] [call site] 00110


               byteswap8

[function] [call site] 00111


               byteswap8

[function] [call site] 00112


               byteswap8

[function] [call site] 00113


             dta_read_descriptors

[function] [call site] 00114


               readstat_malloc

[function] [call site] 00115


               dta_read_chunk

[function] [call site] 00116


               byteswap2

[function] [call site] 00117


               dta_read_chunk

[function] [call site] 00118


               dta_read_chunk

[function] [call site] 00119


               dta_read_chunk

[function] [call site] 00120


               dta_read_chunk

[function] [call site] 00121


               dta_read_chunk

[function] [call site] 00122


             dta_type_info

[function] [call site] 00123


             dta_handle_variables

[function] [call site] 00124


               dta_type_info

[function] [call site] 00125


               dta_init_variable

[function] [call site] 00126


                 calloc

[call site] 00127


                 strnlen

[call site] 00128


                 readstat_convert

[function] [call site] 00129


                 strnlen

[call site] 00130


                 readstat_convert

[function] [call site] 00131


                 strnlen

[call site] 00132


                 readstat_convert

[function] [call site] 00133


                 __isoc99_sscanf

[call site] 00134


                 __isoc99_sscanf

[call site] 00135


               strnlen

[call site] 00136


               readstat_convert

[function] [call site] 00137


             dta_read_expansion_fields

[function] [call site] 00138


               snprintf

[call site] 00139


               dta_read_tag

[function] [call site] 00140


               memcmp

[call site] 00141


               dta_read_tag

[function] [call site] 00142


               memcmp

[call site] 00143


               byteswap2

[function] [call site] 00144


               byteswap4

[function] [call site] 00145


               readstat_realloc

[function] [call site] 00146


                 realloc

[call site] 00147


               strcmp

[call site] 00148


               __isoc99_sscanf

[call site] 00149


               strlen

[call site] 00150


               readstat_realloc

[function] [call site] 00151


               readstat_convert

[function] [call site] 00152


               dta_read_tag

[function] [call site] 00153


             dta_read_strls

[function] [call site] 00154


               snprintf

[call site] 00155


               dta_read_tag

[function] [call site] 00156


               readstat_malloc

[function] [call site] 00157


               memcmp

[call site] 00158


               dta_read_strl

[function] [call site] 00159


                 dta_118_read_strl

[function] [call site] 00160


                   byteswap4

[function] [call site] 00161


                   byteswap8

[function] [call site] 00162


                   byteswap4

[function] [call site] 00163


                 dta_117_read_strl

[function] [call site] 00164


                   byteswap4

[function] [call site] 00165


                   byteswap4

[function] [call site] 00166


                   byteswap4

[function] [call site] 00167


               snprintf

[call site] 00168


               realloc

[call site] 00169


               memcmp

[call site] 00170


               dta_read_tag

[function] [call site] 00171


               qsort

[call site] 00172


               dta_compare_strl_ptrs

[function] [call site] 00173


                 dta_compare_strls

[function] [call site] 00174


             dta_read_data

[function] [call site] 00175


               snprintf

[call site] 00176


               dta_read_tag

[function] [call site] 00177


               dta_update_progress

[function] [call site] 00178


               dta_handle_rows

[function] [call site] 00179


                 readstat_malloc

[function] [call site] 00180


                 dta_handle_row

[function] [call site] 00181


                   dta_type_info

[function] [call site] 00182


                   strnlen

[call site] 00183


                   readstat_convert_notrim

[function] [call site] 00184


                     readstat_convert_impl

[function] [call site] 00185


                   dta_interpret_strl_vo_bytes

[function] [call site] 00186


                     byteswap4

[function] [call site] 00187


                     byteswap4

[function] [call site] 00188


                   bsearch

[call site] 00189


                   dta_compare_strls

[function] [call site] 00190


                   dta_interpret_int8_bytes

[function] [call site] 00191


                     ones_to_twos_complement1

[function] [call site] 00192


                   dta_interpret_int16_bytes

[function] [call site] 00193


                     byteswap2

[function] [call site] 00194


                     ones_to_twos_complement2

[function] [call site] 00195


                   dta_interpret_int32_bytes

[function] [call site] 00196


                     byteswap4

[function] [call site] 00197


                     ones_to_twos_complement4

[function] [call site] 00198


                   dta_interpret_float_bytes

[function] [call site] 00199


                     byteswap4

[function] [call site] 00200


                   dta_interpret_double_bytes

[function] [call site] 00201


                     byteswap8

[function] [call site] 00202


                 dta_update_progress

[function] [call site] 00203


               dta_read_tag

[function] [call site] 00204


             dta_handle_value_labels

[function] [call site] 00205


               snprintf

[call site] 00206


               dta_read_tag

[function] [call site] 00207


               byteswap2

[function] [call site] 00208


               dta_read_tag

[function] [call site] 00209


               byteswap4

[function] [call site] 00210


               strnlen

[call site] 00211


               readstat_convert

[function] [call site] 00212


               readstat_realloc

[function] [call site] 00213


               byteswap2

[function] [call site] 00214


               strnlen

[call site] 00215


               readstat_convert

[function] [call site] 00216


               dta_read_tag

[function] [call site] 00217


               byteswap4

[function] [call site] 00218


               byteswap4

[function] [call site] 00219


               realloc

[call site] 00220


               byteswap4

[function] [call site] 00221


               dta_interpret_int32_bytes

[function] [call site] 00222


               strnlen

[call site] 00223


               readstat_convert

[function] [call site] 00224


             dta_ctx_free

[function] [call site] 00225


               iconv_close

[call site] 00226


           readstat_parser_free

[function] [call site] 00227