Fuzz introspector: qrexec_remote_fuzzer
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
55 0 EP call site: 00000 handle_remote_data_v2

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 max_data_chunk_size [function] [call site] 00001
1 abort [call site] 00002
1 fuzz_file_create [function] [call site] 00003
2 panic [function] [call site] 00004
3 fprintf [call site] 00005
3 abort [call site] 00006
1 fuzz_file_create [function] [call site] 00007
1 fuzz_file_create [function] [call site] 00008
1 handle_remote_data_v2 [function] [call site] 00009
2 abort [call site] 00010
2 flush_client_data [function] [call site] 00011
3 buffer_len [function] [call site] 00012
3 buffer_data [function] [call site] 00013
3 __errno_location [call site] 00016
3 buffer_remove [function] [call site] 00017
4 abort [call site] 00018
4 limited_malloc [function] [call site] 00019
5 abort [call site] 00020
5 abort [call site] 00021
4 buffer_free [function] [call site] 00022
5 limited_free [function] [call site] 00023
6 abort [call site] 00024
5 buffer_init [function] [call site] 00025
2 fuzz_libvchan_data_ready [function] [call site] 00026
2 fuzz_libvchan_recv [function] [call site] 00027
3 fuzz_libvchan_read [function] [call site] 00028
4 file_input_eof [function] [call site] 00030
4 file_read [function] [call site] 00031
5 __assert_fail [call site] 00032
2 read_vchan_all [function] [call site] 00033
3 fuzz_libvchan_read [function] [call site] 00034
2 do_replace_chars [function] [call site] 00035
2 write_stdin [function] [call site] 00036
3 buffer_len [function] [call site] 00037
3 buffer_append [function] [call site] 00038
4 __assert_fail [call site] 00039
4 abort [call site] 00040
4 abort [call site] 00041
4 limited_malloc [function] [call site] 00042
4 buffer_free [function] [call site] 00043
3 fuzz_write [function] [call site] 00044
3 abort [call site] 00045
3 __errno_location [call site] 00046
3 buffer_append [function] [call site] 00047
2 __errno_location [call site] 00048
2 do_replace_chars [function] [call site] 00049
2 write_all [function] [call site] 00050
3 fuzz_write [function] [call site] 00051
3 __errno_location [call site] 00052
1 fuzz_file_destroy [function] [call site] 00053
1 fuzz_file_destroy [function] [call site] 00054
1 fuzz_file_destroy [function] [call site] 00055