Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique Reachable Functions	All non-covered Complexity	All Reachable Complexity	Function Name	Function Callsite	Blocked Branch
None	85	782	ogs_log_vprintf	call site: 00011	/src/open5gs/builddir/../lib/core/ogs-log.c:393
None	85	782	ogs_log_vprintf	call site: 00039	/src/open5gs/builddir/../lib/core/ogs-log.c:414
None	85	782	ogs_log_vprintf	call site: 00044	/src/open5gs/builddir/../lib/core/ogs-log.c:423
None	0	313	ogs_tlv_parse_msg	call site: 00146	/src/open5gs/builddir/../lib/core/ogs-tlv-msg.c:752
None	0	0	ogs_pkbuf_alloc_debug	call site: 00000	/src/open5gs/builddir/../lib/core/ogs-pkbuf.c:227
None	0	0	ogs_vslprintf	call site: 00032	/src/open5gs/builddir/../lib/core/ogs-strings.c:102

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           initialize

[function] [call site] 00001


             ogs_core_initialize

[function] [call site] 00002


               ogs_mem_init

[function] [call site] 00003


                 pthread_mutex_init

[call site] 00004


                 talloc_enable_null_tracking

[call site] 00005


                 talloc_named_const

[call site] 00006


               ogs_log_init

[function] [call site] 00007


                 ogs_core

[function] [call site] 00008


                 ogs_log_printf

[function] [call site] 00009


                   ogs_log_vprintf

[function] [call site] 00010


                     ogs_list_first

[function] [call site] 00011


                     fprintf

[call site] 00012


                     ogs_log_printf

[function] [call site] 00013


                     ogs_abort

[function] [call site] 00014


                       backtrace

[call site] 00015


                       ogs_log_printf

[function] [call site] 00016


                       backtrace_symbols

[call site] 00017


                       abort

[call site] 00018


                     log_timestamp

[function] [call site] 00019


                       ogs_gettimeofday

[function] [call site] 00020


                         gettimeofday

[call site] 00021


                         ogs_log_printf

[function] [call site] 00022


                         ogs_abort

[function] [call site] 00023


                       ogs_localtime

[function] [call site] 00024


                         ogs_log_printf

[function] [call site] 00025


                         ogs_abort

[function] [call site] 00026


                         localtime_r

[call site] 00027


                       strftime

[call site] 00028


                       ogs_slprintf

[function] [call site] 00029


                         ogs_vslprintf

[function] [call site] 00030


                           ogs_log_printf

[function] [call site] 00031


                           ogs_abort

[function] [call site] 00032


                           ogs_vsnprintf

[function] [call site] 00033


                             vsnprintf

[call site] 00034


                     log_domain

[function] [call site] 00035


                       ogs_slprintf

[function] [call site] 00036


                     log_level

[function] [call site] 00037


                       ogs_slprintf

[function] [call site] 00038


                     log_content

[function] [call site] 00039


                       ogs_vslprintf

[function] [call site] 00040


                     ogs_strerror

[function] [call site] 00041


                       strerror_r

[call site] 00042


                     ogs_slprintf

[function] [call site] 00043


                     ogs_slprintf

[function] [call site] 00044


                     ogs_slprintf

[function] [call site] 00045


                     log_linefeed

[function] [call site] 00046


                       ogs_slprintf

[function] [call site] 00047


                     log_timestamp

[function] [call site] 00048


                     log_level

[function] [call site] 00049


                     log_content

[function] [call site] 00050


                     ogs_slprintf

[function] [call site] 00051


                     ogs_slprintf

[function] [call site] 00052


                     log_linefeed

[function] [call site] 00053


                     fprintf

[call site] 00054


                     fflush

[call site] 00055


                 ogs_abort

[function] [call site] 00056


                 ogs_core

[function] [call site] 00057


                 ogs_log_printf

[function] [call site] 00058


                 ogs_abort

[function] [call site] 00059


                 ogs_core

[function] [call site] 00060


                 ogs_log_add_domain

[function] [call site] 00061


                   ogs_log_printf

[function] [call site] 00062


                   ogs_abort

[function] [call site] 00063


                   ogs_log_printf

[function] [call site] 00064


                   ogs_abort

[function] [call site] 00065


                   ogs_list_add

[function] [call site] 00066


                 ogs_log_add_stderr

[function] [call site] 00067


                   add_log

[function] [call site] 00068


                     ogs_log_printf

[function] [call site] 00069


                     ogs_abort

[function] [call site] 00070


                     ogs_list_add

[function] [call site] 00071


                   ogs_log_printf

[function] [call site] 00072


                   ogs_abort

[function] [call site] 00073


                   file_writer

[function] [call site] 00074


                     fprintf

[call site] 00075


                     fflush

[call site] 00076


               ogs_pkbuf_init

[function] [call site] 00077


               ogs_socket_init

[function] [call site] 00078


               ogs_tlv_init

[function] [call site] 00079


                 ogs_core

[function] [call site] 00080


                 ogs_log_printf

[function] [call site] 00081


                 ogs_abort

[function] [call site] 00082


               ogs_core

[function] [call site] 00083


               ogs_log_install_domain

[function] [call site] 00084


                 ogs_log_printf

[function] [call site] 00085


                 ogs_abort

[function] [call site] 00086


                 ogs_log_printf

[function] [call site] 00087


                 ogs_abort

[function] [call site] 00088


                 ogs_log_find_domain

[function] [call site] 00089


                   ogs_log_printf

[function] [call site] 00090


                   ogs_abort

[function] [call site] 00091


                   ogs_list_first

[function] [call site] 00092


                   strcasecmp

[call site] 00093


                 ogs_log_printf

[function] [call site] 00094


                 ogs_log_printf

[function] [call site] 00095


                 ogs_log_set_domain_level

[function] [call site] 00096


                   ogs_core

[function] [call site] 00097


                   ogs_log_printf

[function] [call site] 00098


                   ogs_abort

[function] [call site] 00099


                   ogs_log_printf

[function] [call site] 00100


                   ogs_abort

[function] [call site] 00101


                 ogs_log_add_domain

[function] [call site] 00102


                 ogs_log_printf

[function] [call site] 00103


                 ogs_abort

[function] [call site] 00104


               ogs_core

[function] [call site] 00105


               ogs_log_install_domain

[function] [call site] 00106


               ogs_core

[function] [call site] 00107


               ogs_log_install_domain

[function] [call site] 00108


               ogs_core

[function] [call site] 00109


               ogs_log_install_domain

[function] [call site] 00110


             ogs_pkbuf_default_init

[function] [call site] 00111


             ogs_pkbuf_default_create

[function] [call site] 00112


           ogs_log_install_domain

[function] [call site] 00113


           ogs_log_install_domain

[function] [call site] 00114


           ogs_pkbuf_put_data

[function] [call site] 00115


             ogs_pkbuf_put

[function] [call site] 00116


               ogs_pkbuf_tailroom

[function] [call site] 00117


               ogs_abort

[function] [call site] 00118


           ogs_gtp2_parse_msg

[function] [call site] 00119


             ogs_log_printf

[function] [call site] 00120


             ogs_abort

[function] [call site] 00121


             ogs_log_printf

[function] [call site] 00122


             ogs_abort

[function] [call site] 00123


             ogs_log_printf

[function] [call site] 00124


             ogs_abort

[function] [call site] 00125


             ogs_log_printf

[function] [call site] 00126


             ogs_abort

[function] [call site] 00127


             ogs_pkbuf_pull

[function] [call site] 00128


               ogs_pkbuf_pull_inline

[function] [call site] 00129


             ogs_log_printf

[function] [call site] 00130


             __bswap_32

[function] [call site] 00131


             ogs_pkbuf_push

[function] [call site] 00132


               ogs_pkbuf_headroom

[function] [call site] 00133


               ogs_log_printf

[function] [call site] 00134


               ogs_abort

[function] [call site] 00135


             ogs_log_printf

[function] [call site] 00136


             ogs_abort

[function] [call site] 00137


             ogs_tlv_parse_msg

[function] [call site] 00138


               ogs_log_printf

[function] [call site] 00139


               ogs_abort

[function] [call site] 00140


               ogs_log_printf

[function] [call site] 00141


               ogs_abort

[function] [call site] 00142


               ogs_log_printf

[function] [call site] 00143


               ogs_abort

[function] [call site] 00144


               ogs_log_printf

[function] [call site] 00145


               ogs_abort

[function] [call site] 00146


               ogs_log_printf

[function] [call site] 00147


               ogs_log_printf

[function] [call site] 00148


               ogs_abort

[function] [call site] 00149


               ogs_tlv_parse_block

[function] [call site] 00150


                 ogs_tlv_get

[function] [call site] 00151


                   ogs_abort

[function] [call site] 00152


                 ogs_abort

[function] [call site] 00153


                 tlv_get_element

[function] [call site] 00154


                   ogs_log_printf

[function] [call site] 00155


                   ogs_abort

[function] [call site] 00156


                 ogs_log_printf

[function] [call site] 00157


                 ogs_abort

[function] [call site] 00158


                 ogs_tlv_get

[function] [call site] 00159


                 ogs_log_printf

[function] [call site] 00160


                 ogs_abort

[function] [call site] 00161


                 tlv_get_element

[function] [call site] 00162


                 ogs_log_printf

[function] [call site] 00163


                 ogs_abort

[function] [call site] 00164


                 ogs_log_printf

[function] [call site] 00165


                 ogs_log_printf

[function] [call site] 00166


                 ogs_log_hexdump_func

[function] [call site] 00167


                   ogs_slprintf

[function] [call site] 00168


                   ogs_slprintf

[function] [call site] 00169


                   ogs_slprintf

[function] [call site] 00170


                   ogs_slprintf

[function] [call site] 00171


                   ogs_slprintf

[function] [call site] 00172


                   __ctype_b_loc

[call site] 00173


                   ogs_slprintf

[function] [call site] 00174


                   ogs_slprintf

[function] [call site] 00175


                   ogs_log_printf

[function] [call site] 00176


                 ogs_tlv_free_all

[function] [call site] 00177


                   ogs_tlv_free_all

[function] [call site] 00178


                     ogs_tlv_free

[function] [call site] 00179


               ogs_log_printf

[function] [call site] 00180


               tlv_parse_compound

[function] [call site] 00181


                 ogs_log_printf

[function] [call site] 00182


                 ogs_abort

[function] [call site] 00183


                 ogs_log_printf

[function] [call site] 00184


                 ogs_abort

[function] [call site] 00185


                 ogs_log_printf

[function] [call site] 00186


                 ogs_abort

[function] [call site] 00187


                 ogs_log_printf

[function] [call site] 00188


                 ogs_abort

[function] [call site] 00189


                 tlv_count_node_find

[function] [call site] 00190


                   ogs_log_printf

[function] [call site] 00191


                   ogs_rbtree_link_node

[function] [call site] 00192


                   ogs_rbtree_insert_color

[function] [call site] 00193


                     ogs_log_printf

[function] [call site] 00194


                     ogs_abort

[function] [call site] 00195


                     ogs_log_printf

[function] [call site] 00196


                     ogs_abort

[function] [call site] 00197


                     ogs_log_printf

[function] [call site] 00198


                     ogs_abort

[function] [call site] 00199


                     rb_rotate_left

[function] [call site] 00200


                       rb_replace_node

[function] [call site] 00201


                         rb_change_child

[function] [call site] 00202


                     rb_rotate_right

[function] [call site] 00203


                       rb_replace_node

[function] [call site] 00204


                     rb_rotate_right

[function] [call site] 00205


                     rb_rotate_left

[function] [call site] 00206


                     ogs_log_printf

[function] [call site] 00207


                     ogs_abort

[function] [call site] 00208


                 tlv_find_desc_by_type_inst

[function] [call site] 00209


                   ogs_log_printf

[function] [call site] 00210


                   ogs_abort

[function] [call site] 00211


                 ogs_log_printf

[function] [call site] 00212


                 ogs_log_printf

[function] [call site] 00213


                 ogs_tlv_parse_embedded_block

[function] [call site] 00214


                   ogs_tlv_parse_block

[function] [call site] 00215


                 ogs_log_printf

[function] [call site] 00216


                 ogs_log_printf

[function] [call site] 00217


                 tlv_parse_compound

[function] [call site] 00218


                   ogs_log_printf

[function] [call site] 00219


                   ogs_log_printf

[function] [call site] 00220


                   tlv_parse_leaf

[function] [call site] 00221


                     ogs_log_printf

[function] [call site] 00222


                     ogs_abort

[function] [call site] 00223


                     ogs_log_printf

[function] [call site] 00224


                     ogs_abort

[function] [call site] 00225


                     ogs_log_printf

[function] [call site] 00226


                     ogs_abort

[function] [call site] 00227


                     ogs_log_printf

[function] [call site] 00228


                     ogs_log_printf

[function] [call site] 00229


                     ogs_log_printf

[function] [call site] 00230


                     ogs_log_printf

[function] [call site] 00231


                     ogs_log_printf

[function] [call site] 00232


                     ogs_log_printf

[function] [call site] 00233


                     ogs_log_printf

[function] [call site] 00234


                   ogs_log_printf

[function] [call site] 00235


               ogs_tlv_free_all

[function] [call site] 00236


             ogs_tlv_parse_msg

[function] [call site] 00237


             ogs_tlv_parse_msg

[function] [call site] 00238


             ogs_tlv_parse_msg

[function] [call site] 00239


             ogs_tlv_parse_msg

[function] [call site] 00240


             ogs_tlv_parse_msg

[function] [call site] 00241


             ogs_tlv_parse_msg

[function] [call site] 00242


             ogs_tlv_parse_msg

[function] [call site] 00243


             ogs_tlv_parse_msg

[function] [call site] 00244


             ogs_tlv_parse_msg

[function] [call site] 00245


             ogs_tlv_parse_msg

[function] [call site] 00246


             ogs_tlv_parse_msg

[function] [call site] 00247


             ogs_tlv_parse_msg

[function] [call site] 00248


             ogs_tlv_parse_msg

[function] [call site] 00249


             ogs_tlv_parse_msg

[function] [call site] 00250


             ogs_tlv_parse_msg

[function] [call site] 00251


             ogs_tlv_parse_msg

[function] [call site] 00252


             ogs_tlv_parse_msg

[function] [call site] 00253


             ogs_tlv_parse_msg

[function] [call site] 00254


             ogs_tlv_parse_msg

[function] [call site] 00255


             ogs_tlv_parse_msg

[function] [call site] 00256


             ogs_tlv_parse_msg

[function] [call site] 00257


             ogs_tlv_parse_msg

[function] [call site] 00258


             ogs_tlv_parse_msg

[function] [call site] 00259


             ogs_tlv_parse_msg

[function] [call site] 00260


             ogs_tlv_parse_msg

[function] [call site] 00261


             ogs_tlv_parse_msg

[function] [call site] 00262


             ogs_tlv_parse_msg

[function] [call site] 00263


             ogs_tlv_parse_msg

[function] [call site] 00264


             ogs_tlv_parse_msg

[function] [call site] 00265


             ogs_log_printf

[function] [call site] 00266


             ogs_pkbuf_push

[function] [call site] 00267


             ogs_log_printf

[function] [call site] 00268


             ogs_abort

[function] [call site] 00269


           ogs_pkbuf_free

[function] [call site] 00270


             ogs_talloc_free

[function] [call site] 00271


               pthread_mutex_lock

[call site] 00272


               _talloc_free

[call site] 00273


               pthread_mutex_unlock

[call site] 00274