Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
130	0	EP	call site: 00000	handle_vchan_data

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           qubesdb_init

[function] [call site] 00001


             strdup

[call site] 00002


           write_client_buffered

[function] [call site] 00003


             __assert_fail

[call site] 00004


             fcntl

[call site] 00005


             perror

[call site] 00006


             buffer_datacount

[function] [call site] 00007


             buffer_data

[function] [call site] 00008


             write

[call site] 00009


             __errno_location

[call site] 00010


             buffer_append

[function] [call site] 00011


               perror

[call site] 00012


               buffer_secure_zero

[function] [call site] 00013


             buffer_substract

[function] [call site] 00014


               __assert_fail

[call site] 00015


               buffer_secure_zero

[function] [call site] 00016


               perror

[call site] 00017


               exit

[call site] 00018


             buffer_substract

[function] [call site] 00019


             write

[call site] 00020


             __errno_location

[call site] 00021


             buffer_append

[function] [call site] 00022


             perror

[call site] 00023


             fcntl

[call site] 00024


             perror

[call site] 00025


           handle_vchan_data

[function] [call site] 00026


             libvchan_data_ready

[function] [call site] 00027


             libvchan_recv

[function] [call site] 00028


               __errno_location

[call site] 00029


             perror

[call site] 00030


             verify_hdr

[function] [call site] 00031


               verify_path

[function] [call site] 00032


                 strlen

[call site] 00033


             fprintf

[call site] 00034


             libvchan_data_ready

[function] [call site] 00035


             handle_write

[function] [call site] 00036


               read_vchan_or_client

[function] [call site] 00037


                 libvchan_recv

[function] [call site] 00038


                 perror

[call site] 00039


                 libvchan_close

[function] [call site] 00040


                 read

[call site] 00041


                 __errno_location

[call site] 00042


                 perror

[call site] 00043


               verify_data

[function] [call site] 00044


               fprintf

[call site] 00045


               discard_data_and_send_error

[function] [call site] 00046


                 discard_data

[function] [call site] 00047


                   read_vchan_or_client

[function] [call site] 00048


                 write_vchan_or_client

[function] [call site] 00049


                   buffer_datacount

[function] [call site] 00050


                   buffer_data

[function] [call site] 00051


                   write

[call site] 00052


                   buffer_data

[function] [call site] 00053


                   vchan_write_nonblock

[function] [call site] 00054


                     libvchan_buffer_space

[function] [call site] 00055


                     libvchan_write

[function] [call site] 00056


                     __errno_location

[call site] 00057


                   __errno_location

[call site] 00058


                   buffer_append

[function] [call site] 00059


                   perror

[call site] 00060


                   buffer_substract

[function] [call site] 00061


                   write

[call site] 00062


                   vchan_write_nonblock

[function] [call site] 00063


                   __errno_location

[call site] 00064


                   buffer_append

[function] [call site] 00065


                   perror

[call site] 00066


               qubesdb_write

[function] [call site] 00067


                 qubesdb_insert

[function] [call site] 00068


                   strlen

[call site] 00069


                   strlen

[call site] 00070


                   qubesdb_search

[function] [call site] 00071


                     strcmp

[call site] 00072


                   strcmp

[call site] 00073


                   calloc

[call site] 00074


                   strncpy

[call site] 00075


                 buffer_secure_zero

[function] [call site] 00076


                 strdup

[call site] 00077


                 fputs

[call site] 00078


                 _exit

[call site] 00079


               fprintf

[call site] 00080


               write_vchan_or_client

[function] [call site] 00081


               write_vchan_or_client

[function] [call site] 00082


               write_vchan_or_client

[function] [call site] 00083


               write_vchan_or_client

[function] [call site] 00084


               qubesdb_fire_watches

[function] [call site] 00085


                 strncmp

[call site] 00086


                 strncpy

[call site] 00087


                 fprintf

[call site] 00088


             fprintf

[call site] 00089


             discard_data_and_send_error

[function] [call site] 00090


             handle_multiread

[function] [call site] 00091


               fprintf

[call site] 00092


               discard_data_and_send_error

[function] [call site] 00093


               strncpy

[call site] 00094


               strlen

[call site] 00095


               qubesdb_search

[function] [call site] 00096


               strncmp

[call site] 00097


               strncpy

[call site] 00098


               write_vchan_or_client

[function] [call site] 00099


               write_vchan_or_client

[function] [call site] 00100


               write_vchan_or_client

[function] [call site] 00101


             libvchan_buffer_space

[function] [call site] 00102


             fprintf

[call site] 00103


             handle_rm

[function] [call site] 00104


               fprintf

[call site] 00105


               discard_data_and_send_error

[function] [call site] 00106


               qubesdb_remove

[function] [call site] 00107


                 strlen

[call site] 00108


                 qubesdb_search

[function] [call site] 00109


                 strncmp

[call site] 00110


                 buffer_secure_zero

[function] [call site] 00111


               write_vchan_or_client

[function] [call site] 00112


               write_vchan_or_client

[function] [call site] 00113


               write_vchan_or_client

[function] [call site] 00114


               qubesdb_fire_watches

[function] [call site] 00115


             fprintf

[call site] 00116


             fprintf

[call site] 00117


             handle_vchan_multiread_resp

[function] [call site] 00118


               libvchan_recv

[function] [call site] 00119


               perror

[call site] 00120


               verify_data

[function] [call site] 00121


               fprintf

[call site] 00122


               qubesdb_write

[function] [call site] 00123


               fprintf

[call site] 00124


               qubesdb_fire_watches

[function] [call site] 00125


             fprintf

[call site] 00126


             fprintf

[call site] 00127


           qubesdb_destroy

[function] [call site] 00128


             buffer_secure_zero

[function] [call site] 00129


             buffer_secure_zero

[function] [call site] 00130