Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
26	114	sdallocx	call site: 00114	mem_realloc
16	43	isc_mem_inuse	call site: 00043	write_errno
15	25	mem_get	call site: 00025	total_inuse
10	178	isc_lex_gettoken	call site: 00178	grow_data
8	162	pushback	call site: 00162	grow_data
7	84	isc_buffer_compact	call site: 00084	isc___errno2result
6	101	isc_buffer_reserve	call site: 00101	isc__mem_reget
4	171	grow_data	call site: 00171	grow_data
1	2	isc_buffer_init	call site: 00002	abort
1	19	get_header_size	call site: 00019	isc_assertion_failed
1	60	isc__mem_get	call site: 00060	isc_tid
1	108	isc__mem_put	call site: 00108	isc_tid

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           isc_buffer_init

[function] [call site] 00001


             isc_assertion_failed

[function] [call site] 00002


               abort

[call site] 00003


           isc_buffer_add

[function] [call site] 00004


             isc_assertion_failed

[function] [call site] 00005


             isc_assertion_failed

[function] [call site] 00006


           isc_buffer_setactive

[function] [call site] 00007


             isc_assertion_failed

[function] [call site] 00008


             isc_assertion_failed

[function] [call site] 00009


           isc_lex_openbuffer

[function] [call site] 00010


             isc_assertion_failed

[function] [call site] 00011


             snprintf

[call site] 00012


             new_source

[function] [call site] 00013


               isc__mem_get

[function] [call site] 00014


                 isc_assertion_failed

[function] [call site] 00015


                 mem_get

[function] [call site] 00016


                   mallocx

[function] [call site] 00017


                     get_header_size

[function] [call site] 00018


                       get_aligned_size

[function] [call site] 00019


                         isc_assertion_failed

[function] [call site] 00020


                     get_aligned_size

[function] [call site] 00021


                     isc_assertion_failed

[function] [call site] 00022


                     aligned_alloc

[call site] 00023


                     isc_assertion_failed

[function] [call site] 00024

oom

[function] [call site] 00025


                     fileno

[call site] 00026


                     write_string

[function] [call site] 00027


                       strlen

[call site] 00028


                       write

[call site] 00029


                       abort

[call site] 00030


                     write_size

[function] [call site] 00031


                       write_string

[function] [call site] 00032


                     write_string

[function] [call site] 00033


                     total_inuse

[function] [call site] 00034


                       pthread_mutex_lock

[call site] 00035


                       isc_string_strerror_r

[function] [call site] 00036


                         __xpg_strerror_r

[call site] 00037


                       isc_error_fatal

[function] [call site] 00038


                         abort

[call site] 00039


                       isc_mem_inuse

[function] [call site] 00040


                         isc_assertion_failed

[function] [call site] 00041


                         isc_tid_count

[function] [call site] 00042


                         isc_assertion_failed

[function] [call site] 00043


                       pthread_mutex_unlock

[call site] 00044


                       isc_string_strerror_r

[function] [call site] 00045


                       isc_error_fatal

[function] [call site] 00046


                     write_size

[function] [call site] 00047


                     write_string

[function] [call site] 00048


                     __errno_location

[call site] 00049


                     write_errno

[function] [call site] 00050


                       isc_string_strerror_r

[function] [call site] 00051


                       write_string

[function] [call site] 00052


                     write_string

[function] [call site] 00053


                     write_backtrace

[function] [call site] 00054


                       isc_backtrace

[function] [call site] 00055


                         backtrace

[call site] 00056


                       isc_backtrace_symbols_fd

[function] [call site] 00057


                         backtrace_symbols_fd

[call site] 00058


                     abort

[call site] 00059


                 mem_getstats

[function] [call site] 00060


                   isc_tid

[function] [call site] 00061


               isc__mem_strdup

[function] [call site] 00062


                 isc_assertion_failed

[function] [call site] 00063


                 isc_assertion_failed

[function] [call site] 00064


                 strlen

[call site] 00065


                 isc__mem_allocate

[function] [call site] 00066


                   isc_assertion_failed

[function] [call site] 00067


                   mem_get

[function] [call site] 00068


                   sallocx

[function] [call site] 00069


                     get_size_info

[function] [call site] 00070


                       get_header_size

[function] [call site] 00071


                   mem_getstats

[function] [call site] 00072


                 strlcpy

[call site] 00073


               isc_buffer_allocate

[function] [call site] 00074


                 isc_assertion_failed

[function] [call site] 00075


                 isc__mem_get

[function] [call site] 00076


                 isc_buffer_init

[function] [call site] 00077


                 isc_buffer_setmctx

[function] [call site] 00078


                   isc_assertion_failed

[function] [call site] 00079


           isc_lex_gettoken

[function] [call site] 00080


             isc_assertion_failed

[function] [call site] 00081


             isc_assertion_failed

[function] [call site] 00082


             isc_buffer_compact

[function] [call site] 00083


               isc_assertion_failed

[function] [call site] 00084


             flockfile

[call site] 00085


             getc_unlocked

[call site] 00086


             ferror

[call site] 00087


             __errno_location

[call site] 00088


             isc___errno2result

[function] [call site] 00089


               isc_string_strerror_r

[function] [call site] 00090


               isc_error_unexpected

[function] [call site] 00091


             pushandgrow

[function] [call site] 00092


               isc_buffer_allocate

[function] [call site] 00093


               isc_buffer_usedregion

[function] [call site] 00094


                 isc_assertion_failed

[function] [call site] 00095


                 isc_assertion_failed

[function] [call site] 00096


               isc_buffer_copyregion

[function] [call site] 00097


                 isc_assertion_failed

[function] [call site] 00098


                 isc_assertion_failed

[function] [call site] 00099


                 isc_buffer_reserve

[function] [call site] 00100


                   isc_assertion_failed

[function] [call site] 00101


                   isc__mem_get

[function] [call site] 00102


                   isc_assertion_failed

[function] [call site] 00103


                   isc__mem_reget

[function] [call site] 00104


                     isc_assertion_failed

[function] [call site] 00105


                     isc__mem_get

[function] [call site] 00106


                     isc__mem_put

[function] [call site] 00107


                       mem_putstats

[function] [call site] 00108


                         isc_tid

[function] [call site] 00109


                       mem_put

[function] [call site] 00110


                         sdallocx

[function] [call site] 00111


                           get_size_info

[function] [call site] 00112


                           get_header_size

[function] [call site] 00113


                           isc_assertion_failed

[function] [call site] 00114


                           get_aligned_size

[function] [call site] 00115


                           isc_assertion_failed

[function] [call site] 00116


                           free_aligned_sized

[function] [call site] 00117


                           isc_assertion_failed

[function] [call site] 00118


                           free_sized

[function] [call site] 00119


                         mem_purge

[function] [call site] 00120


                           isc_stdtime_now

[function] [call site] 00121


                             clock_gettime

[call site] 00122


                             __errno_location

[call site] 00123


                             isc_string_strerror_r

[function] [call site] 00124


                             isc_error_fatal

[function] [call site] 00125


                             isc_assertion_failed

[function] [call site] 00126


                           malloc_trim

[call site] 00127


                     mem_putstats

[function] [call site] 00128


                     mem_realloc

[function] [call site] 00129


                       rallocx

[function] [call site] 00130


                         get_header_size

[function] [call site] 00131


                         get_size_info

[function] [call site] 00132


                         isc_assertion_failed

[function] [call site] 00133


                         mallocx

[function] [call site] 00134


                         sdallocx

[function] [call site] 00135


                         get_size_info

[function] [call site] 00136


                         isc_assertion_failed

[function] [call site] 00137


                         realloc

[call site] 00138

oom

[function] [call site] 00139


                     mem_getstats

[function] [call site] 00140


               isc_assertion_failed

[function] [call site] 00141


               isc_buffer_free

[function] [call site] 00142


                 isc_assertion_failed

[function] [call site] 00143


                 isc_assertion_failed

[function] [call site] 00144


                 isc_buffer_clearmctx

[function] [call site] 00145


                   isc_assertion_failed

[function] [call site] 00146


                   isc__mem_put

[function] [call site] 00147


                 isc_buffer_invalidate

[function] [call site] 00148


                   isc_assertion_failed

[function] [call site] 00149


                   isc_assertion_failed

[function] [call site] 00150


                   isc_assertion_failed

[function] [call site] 00151


                 isc__mem_put

[function] [call site] 00152


               isc_buffer_putuint8

[function] [call site] 00153


                 isc_assertion_failed

[function] [call site] 00154


                 isc_buffer_reserve

[function] [call site] 00155


             isc_buffer_getuint8

[function] [call site] 00156


               isc_buffer_peekuint8

[function] [call site] 00157


                 isc_assertion_failed

[function] [call site] 00158


               isc_assertion_failed

[function] [call site] 00159


             __ctype_b_loc

[call site] 00160


             pushback

[function] [call site] 00161


               isc_assertion_failed

[function] [call site] 00162


             __ctype_b_loc

[call site] 00163


             pushback

[function] [call site] 00164


             isc_parse_uint32

[function] [call site] 00165


               __ctype_b_loc

[call site] 00166


               __errno_location

[call site] 00167


               __isoc23_strtoul

[call site] 00168


               __errno_location

[call site] 00169


             grow_data

[function] [call site] 00170


               isc__mem_get

[function] [call site] 00171


               isc__mem_put

[function] [call site] 00172


             isc_assertion_failed

[function] [call site] 00173


             grow_data

[function] [call site] 00174


             isc_assertion_failed

[function] [call site] 00175


             pushback

[function] [call site] 00176


             grow_data

[function] [call site] 00177


             isc_assertion_failed

[function] [call site] 00178


             pushback

[function] [call site] 00179


             isc_assertion_failed

[function] [call site] 00180


             pushback

[function] [call site] 00181


             grow_data

[function] [call site] 00182


             isc_assertion_failed

[function] [call site] 00183


             isc_assertion_failed

[function] [call site] 00184


             grow_data

[function] [call site] 00185


             isc_assertion_failed

[function] [call site] 00186


             isc_error_fatal

[function] [call site] 00187


             funlockfile

[call site] 00188