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
6	6	1 : View List ['gps_hexdump']	78	263	packet_parse	call site: 00245	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:2676
0	57	1 : View List ['packet_discard']	108	165	packet_get1	call site: 00330	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:3619
0	0	None	312	994	packet_get1	call site: 00277	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:3567
0	0	None	256	938	packet_get1	call site: 00321	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:3578
0	0	None	72	72	isgps_decode	call site: 00031	/src/gpsd/gpsd-3.25.1~dev/gpsd/isgps.c:262
0	0	None	36	36	isgps_decode	call site: 00033	/src/gpsd/gpsd-3.25.1~dev/gpsd/isgps.c:291
0	0	None	36	36	packet_accept	call site: 00233	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:2161
0	0	None	36	36	packet_discard	call site: 00237	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:2188
0	0	None	36	36	packet_unstash	call site: 00270	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:2233
0	0	None	0	0	nextstate	call site: 00090	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:981
0	0	None	0	0	nextstate	call site: 00092	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:995
0	0	None	0	0	nextstate	call site: 00096	/src/gpsd/gpsd-3.25.1~dev/gpsd/packet.c:1023

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           lexer_init

[function] [call site] 00001


             clock_gettime

[call site] 00002


             packet_reset

[function] [call site] 00003


               isgps_init

[function] [call site] 00004


           packet_parse

[function] [call site] 00005


             nextstate

[function] [call site] 00006


               rtcm2_decode

[function] [call site] 00007


                 isgps_decode

[function] [call site] 00008


                   gpsd_log

[function] [call site] 00009


                     gpsd_vlog

[function] [call site] 00010


                       gpsd_acquire_reporting_lock

[function] [call site] 00011


                         pthread_mutex_lock

[call site] 00012


                         strerror

[call site] 00013


                         fprintf

[call site] 00014


                         exit

[call site] 00015


                       snprintf

[call site] 00016


                       vsnprintf

[call site] 00017


                       getpid

[call site] 00018


                       syslog

[call site] 00019


                       fputs

[call site] 00020


                       gpsd_release_reporting_lock

[function] [call site] 00021


                         pthread_mutex_unlock

[call site] 00022


                         strerror

[call site] 00023


                         fprintf

[call site] 00024


                         exit

[call site] 00025


                   gpsd_log

[function] [call site] 00026


                   isgps_parity

[function] [call site] 00027


                   gpsd_log

[function] [call site] 00028


                   gpsd_log

[function] [call site] 00029


                   isgps_parity

[function] [call site] 00030


                   gpsd_log

[function] [call site] 00031


                   gpsd_log

[function] [call site] 00032


                   gpsd_log

[function] [call site] 00033


                   gpsd_log

[function] [call site] 00034


                   gpsd_log

[function] [call site] 00035


                   gpsd_log

[function] [call site] 00036


                 preamble_match

[function] [call site] 00037


               rtcm2_decode

[function] [call site] 00038


               rtcm2_decode

[function] [call site] 00039


               character_pushback

[function] [call site] 00040


                 __ctype_b_loc

[call site] 00041


                 gpsd_log

[function] [call site] 00042


               rtcm2_decode

[function] [call site] 00043


               __ctype_b_loc

[call site] 00044


               character_pushback

[function] [call site] 00045


               character_pushback

[function] [call site] 00046


               character_pushback

[function] [call site] 00047


               __ctype_b_loc

[call site] 00048


               character_pushback

[function] [call site] 00049


               __ctype_b_loc

[call site] 00050


               character_pushback

[function] [call site] 00051


               __ctype_b_loc

[call site] 00052


               character_pushback

[function] [call site] 00053


               __ctype_b_loc

[call site] 00054


               character_pushback

[function] [call site] 00055


               character_pushback

[function] [call site] 00056


               character_pushback

[function] [call site] 00057


               memchr

[call site] 00058


               character_pushback

[function] [call site] 00059


               __ctype_b_loc

[call site] 00060


               character_pushback

[function] [call site] 00061


               character_pushback

[function] [call site] 00062


               __ctype_b_loc

[call site] 00063


               character_pushback

[function] [call site] 00064


               character_pushback

[function] [call site] 00065


               __ctype_b_loc

[call site] 00066


               character_pushback

[function] [call site] 00067


               __ctype_b_loc

[call site] 00068


               character_pushback

[function] [call site] 00069


               character_pushback

[function] [call site] 00070


               __ctype_b_loc

[call site] 00071


               character_pushback

[function] [call site] 00072


               character_pushback

[function] [call site] 00073


               __ctype_b_loc

[call site] 00074


               character_pushback

[function] [call site] 00075


               character_pushback

[function] [call site] 00076


               character_pushback

[function] [call site] 00077


               character_pushback

[function] [call site] 00078


               character_pushback

[function] [call site] 00079


               character_pushback

[function] [call site] 00080


               character_pushback

[function] [call site] 00081


               character_pushback

[function] [call site] 00082


               character_pushback

[function] [call site] 00083


               character_pushback

[function] [call site] 00084


               character_pushback

[function] [call site] 00085


               character_pushback

[function] [call site] 00086


               character_pushback

[function] [call site] 00087


               rtcm2_decode

[function] [call site] 00088


               character_pushback

[function] [call site] 00089


               rtcm2_decode

[function] [call site] 00090


               character_pushback

[function] [call site] 00091


               rtcm2_decode

[function] [call site] 00092


               character_pushback

[function] [call site] 00093


               rtcm2_decode

[function] [call site] 00094


               character_pushback

[function] [call site] 00095


               rtcm2_decode

[function] [call site] 00096


               character_pushback

[function] [call site] 00097


               rtcm2_decode

[function] [call site] 00098


               character_pushback

[function] [call site] 00099


               rtcm2_decode

[function] [call site] 00100


               character_pushback

[function] [call site] 00101


               rtcm2_decode

[function] [call site] 00102


               character_pushback

[function] [call site] 00103


               rtcm2_decode

[function] [call site] 00104


               character_pushback

[function] [call site] 00105


               rtcm2_decode

[function] [call site] 00106


               character_pushback

[function] [call site] 00107


               character_pushback

[function] [call site] 00108


               character_pushback

[function] [call site] 00109


               character_pushback

[function] [call site] 00110


               character_pushback

[function] [call site] 00111


               character_pushback

[function] [call site] 00112


               character_pushback

[function] [call site] 00113


               character_pushback

[function] [call site] 00114


               character_pushback

[function] [call site] 00115


               character_pushback

[function] [call site] 00116


               gpsd_packetdump

[function] [call site] 00117


                 __ctype_b_loc

[call site] 00118


                 gps_hexdump

[function] [call site] 00119


               gpsd_log

[function] [call site] 00120


               gpsd_log

[function] [call site] 00121


               character_pushback

[function] [call site] 00122


               character_pushback

[function] [call site] 00123


               character_pushback

[function] [call site] 00124


               character_pushback

[function] [call site] 00125


               character_pushback

[function] [call site] 00126


               __ctype_b_loc

[call site] 00127


               character_pushback

[function] [call site] 00128


               __ctype_b_loc

[call site] 00129


               character_pushback

[function] [call site] 00130


               oncore_payload_cksum_length

[function] [call site] 00131


               character_pushback

[function] [call site] 00132


               character_pushback

[function] [call site] 00133


               character_pushback

[function] [call site] 00134


               character_pushback

[function] [call site] 00135


               gpsd_log

[function] [call site] 00136


               character_pushback

[function] [call site] 00137


               character_pushback

[function] [call site] 00138


               gpsd_log

[function] [call site] 00139


               character_pushback

[function] [call site] 00140


               character_pushback

[function] [call site] 00141


               character_pushback

[function] [call site] 00142


               gpsd_log

[function] [call site] 00143


               gpsd_log

[function] [call site] 00144


               character_pushback

[function] [call site] 00145


               character_pushback

[function] [call site] 00146


               character_pushback

[function] [call site] 00147


               character_pushback

[function] [call site] 00148


               character_pushback

[function] [call site] 00149


               character_pushback

[function] [call site] 00150


               character_pushback

[function] [call site] 00151


               character_pushback

[function] [call site] 00152


               character_pushback

[function] [call site] 00153


               character_pushback

[function] [call site] 00154


               character_pushback

[function] [call site] 00155


               character_pushback

[function] [call site] 00156


               character_pushback

[function] [call site] 00157


               character_pushback

[function] [call site] 00158


               character_pushback

[function] [call site] 00159


               character_pushback

[function] [call site] 00160


               character_pushback

[function] [call site] 00161


               gpsd_log

[function] [call site] 00162


               character_pushback

[function] [call site] 00163


               character_pushback

[function] [call site] 00164


               character_pushback

[function] [call site] 00165


               character_pushback

[function] [call site] 00166


               character_pushback

[function] [call site] 00167


               character_pushback

[function] [call site] 00168


               character_pushback

[function] [call site] 00169


               character_pushback

[function] [call site] 00170


               character_discard

[function] [call site] 00171


                 gpsd_packetdump

[function] [call site] 00172


                 gpsd_log

[function] [call site] 00173


               character_pushback

[function] [call site] 00174


               character_pushback

[function] [call site] 00175


               __ctype_b_loc

[call site] 00176


               character_pushback

[function] [call site] 00177


               greis_hex2bin

[function] [call site] 00178


               __ctype_b_loc

[call site] 00179


               character_pushback

[function] [call site] 00180


               greis_hex2bin

[function] [call site] 00181


               __ctype_b_loc

[call site] 00182


               character_pushback

[function] [call site] 00183


               greis_hex2bin

[function] [call site] 00184


               character_pushback

[function] [call site] 00185


               character_pushback

[function] [call site] 00186


               rtcm2_decode

[function] [call site] 00187


               character_pushback

[function] [call site] 00188


               rtcm2_decode

[function] [call site] 00189


               __ctype_b_loc

[call site] 00190


               gpsd_log

[function] [call site] 00191


               __ctype_b_loc

[call site] 00192


               character_pushback

[function] [call site] 00193


               __ctype_b_loc

[call site] 00194


               character_pushback

[function] [call site] 00195


               character_pushback

[function] [call site] 00196


               memchr

[call site] 00197


               character_pushback

[function] [call site] 00198


               memchr

[call site] 00199


               character_pushback

[function] [call site] 00200


               __ctype_b_loc

[call site] 00201


               character_pushback

[function] [call site] 00202


               character_pushback

[function] [call site] 00203


               character_pushback

[function] [call site] 00204


             __ctype_b_loc

[call site] 00205


             gpsd_log

[function] [call site] 00206


             nmea_checksum

[function] [call site] 00207


               str_starts_with

[function] [call site] 00208


                 strncmp

[call site] 00209


               __ctype_b_loc

[call site] 00210


               snprintf

[call site] 00211


               toupper

[function] [call site] 00212


                 __ctype_toupper_loc

[call site] 00213


               toupper

[function] [call site] 00214


               gpsd_log

[function] [call site] 00215


             gpsd_log

[function] [call site] 00216


             gpsd_log

[function] [call site] 00217


             gps_hexdump

[function] [call site] 00218


             gpsd_log

[function] [call site] 00219


             gpsd_log

[function] [call site] 00220


             casic_checksum

[function] [call site] 00221


             gpsd_log

[function] [call site] 00222


             gpsd_log

[function] [call site] 00223


             gpsd_log

[function] [call site] 00224


             gpsd_log

[function] [call site] 00225


             gpsd_log

[function] [call site] 00226


             greis_checksum

[function] [call site] 00227


               greis_rotate_left

[function] [call site] 00228


               greis_rotate_left

[function] [call site] 00229


             gpsd_log

[function] [call site] 00230


             gpsd_log

[function] [call site] 00231


             character_discard

[function] [call site] 00232


             packet_accept

[function] [call site] 00233


               gpsd_packetdump

[function] [call site] 00234


               gpsd_log

[function] [call site] 00235


               gpsd_log

[function] [call site] 00236


             packet_discard

[function] [call site] 00237


               gpsd_log

[function] [call site] 00238


               gpsd_packetdump

[function] [call site] 00239


               gpsd_log

[function] [call site] 00240


             packet_accept

[function] [call site] 00241


             gpsd_log

[function] [call site] 00242


             nmea_checksum

[function] [call site] 00243


             gpsd_log

[function] [call site] 00244


             gpsd_log

[function] [call site] 00245


             gps_hexdump

[function] [call site] 00246


             gpsd_log

[function] [call site] 00247


             crc24q_check

[function] [call site] 00248


               crc24q_hash

[function] [call site] 00249


             crc24q_hash

[function] [call site] 00250


             gpsd_log

[function] [call site] 00251


             packet_stash

[function] [call site] 00252


               gpsd_packetdump

[function] [call site] 00253


               gpsd_log

[function] [call site] 00254


             packet_discard

[function] [call site] 00255


             gpsd_log

[function] [call site] 00256


             gpsd_log

[function] [call site] 00257


             gpsd_log

[function] [call site] 00258


             gpsd_log

[function] [call site] 00259


             gpsd_log

[function] [call site] 00260


             gpsd_log

[function] [call site] 00261


             gpsd_log

[function] [call site] 00262


             gpsd_log

[function] [call site] 00263


             gpsd_log

[function] [call site] 00264


             gpsd_log

[function] [call site] 00265


             gpsd_log

[function] [call site] 00266


             gpsd_log

[function] [call site] 00267


             packet_accept

[function] [call site] 00268


             packet_discard

[function] [call site] 00269


             packet_unstash

[function] [call site] 00270


               gpsd_packetdump

[function] [call site] 00271


               gpsd_log

[function] [call site] 00272


               gpsd_log

[function] [call site] 00273


           open

[call site] 00274


           lexer_init

[function] [call site] 00275


           packet_get

[function] [call site] 00276


             packet_get1

[function] [call site] 00277


               packet_get1_chunked

[function] [call site] 00278


                 gpsd_log

[function] [call site] 00279


                 gpsd_log

[function] [call site] 00280


                 __errno_location

[call site] 00281


                 gpsd_log

[function] [call site] 00282


                 read

[call site] 00283


                 strerror

[call site] 00284


                 gpsd_log

[function] [call site] 00285


                 gpsd_log

[function] [call site] 00286


                 gpsd_log

[function] [call site] 00287


                 strerror

[call site] 00288


                 gpsd_log

[function] [call site] 00289


                 gps_hexdump

[function] [call site] 00290


                 gpsd_log

[function] [call site] 00291


                 gpsd_log

[function] [call site] 00292


                 gpsd_log

[function] [call site] 00293


                 strtol

[call site] 00294


                 gpsd_log

[function] [call site] 00295


                 gps_hexdump

[function] [call site] 00296


                 gpsd_log

[function] [call site] 00297


                 gpsd_log

[function] [call site] 00298


                 gpsd_log

[function] [call site] 00299


                 gps_hexdump

[function] [call site] 00300


                 gpsd_log

[function] [call site] 00301


                 gpsd_log

[function] [call site] 00302


                 gps_hexdump

[function] [call site] 00303


                 gpsd_log

[function] [call site] 00304


                 gpsd_log

[function] [call site] 00305


                 gpsd_log

[function] [call site] 00306


                 gpsd_log

[function] [call site] 00307


                 gps_hexdump

[function] [call site] 00308


                 gpsd_log

[function] [call site] 00309


                 gps_hexdump

[function] [call site] 00310


                 gpsd_log

[function] [call site] 00311


                 gpsd_log

[function] [call site] 00312


                 gpsd_log

[function] [call site] 00313


                 gps_hexdump

[function] [call site] 00314


                 gpsd_log

[function] [call site] 00315


                 packet_parse

[function] [call site] 00316


                 gps_hexdump

[function] [call site] 00317


                 gpsd_log

[function] [call site] 00318


                 gpsd_log

[function] [call site] 00319


               __errno_location

[call site] 00320


               read

[call site] 00321


               gpsd_log

[function] [call site] 00322


               strerror

[call site] 00323


               gpsd_log

[function] [call site] 00324


               gpsd_packetdump

[function] [call site] 00325


               gpsd_log

[function] [call site] 00326


               strerror

[call site] 00327


               gpsd_log

[function] [call site] 00328


               gpsd_log

[function] [call site] 00329


               packet_parse

[function] [call site] 00330


               packet_discard

[function] [call site] 00331


               gpsd_log

[function] [call site] 00332


               gpsd_log

[function] [call site] 00333


               gpsd_log

[function] [call site] 00334


           close

[call site] 00335