Fuzz introspector: fuzz_ds_cmsketch
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
2 14 ndpi_cm_sketch_init call site: 00014 printf
1 10 ndpi_cm_sketch_init call site: 00010
1 17 ndpi_cm_sketch_init call site: 00017
1 20 ndpi_cm_sketch_add call site: 00020 printf
1 24 ndpi_cm_sketch_count call site: 00024 printf

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 FuzzedDataProvider::remaining_bytes [function] [call site] 00001
1 fuzz_set_alloc_callbacks_and_seed [function] [call site] 00002
2 fuzz_set_alloc_callbacks [function] [call site] 00003
3 ndpi_set_memory_alloction_functions [function] [call site] 00004
2 fuzz_set_alloc_seed [function] [call site] 00005
1 FuzzedDataProvider::ConsumeIntegralInRange [function] [call site] 00006
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00007
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00008
1 ndpi_cm_sketch_init [function] [call site] 00009
2 ndpi_nearest_power_of_two [function] [call site] 00012
2 ndpi_nearest_power_of_two [function] [call site] 00013
1 ndpi_cm_sketch_add [function] [call site] 00019
2 ndpi_simple_hash [function] [call site] 00020
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00022
1 ndpi_cm_sketch_count [function] [call site] 00023
2 ndpi_simple_hash [function] [call site] 00024
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00027
1 ndpi_cm_sketch_destroy [function] [call site] 00028