Fuzz introspector: fuzz_ds_libcache
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
14 7 cache_new call site: 00007 calloc
3 38 cache_add call site: 00038 malloc
1 23 cache_new call site: 00023

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 cache_new [function] [call site] 00006
2 ndpi_calloc [function] [call site] 00007
3 calloc [function] [call site] 00008
4 nalloc_fail [function] [call site] 00009
5 __sync_fetch_and_add [function] [call site] 00010
5 __sync_fetch_and_sub [function] [call site] 00011
5 nalloc_random_update [function] [call site] 00012
5 nalloc_random_update [function] [call site] 00013
5 nalloc_random_update [function] [call site] 00014
5 nalloc_backtrace_exclude [function] [call site] 00015
6 __sanitizer_print_stack_trace [function] [call site] 00017
5 __sync_fetch_and_sub [function] [call site] 00018
5 __sync_fetch_and_sub [function] [call site] 00019
5 __sync_fetch_and_sub [function] [call site] 00020
4 nalloc_calloc [function] [call site] 00021
2 ndpi_calloc [function] [call site] 00022
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00025
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00026
1 FuzzedDataProvider::ConsumeIntegralInRange [function] [call site] 00027
1 FuzzedDataProvider::ConsumeBytes [function] [call site] 00028
1 cache_add [function] [call site] 00029
2 HASH_FUNCTION [function] [call site] 00030
2 cache_touch_entry [function] [call site] 00032
2 cache_entry_new [function] [call site] 00033
3 ndpi_calloc [function] [call site] 00034
2 cache_entry_map_new [function] [call site] 00035
3 ndpi_calloc [function] [call site] 00036
2 ndpi_free [function] [call site] 00037
2 ndpi_malloc [function] [call site] 00038
3 malloc [function] [call site] 00039
4 nalloc_fail [function] [call site] 00040
4 nalloc_malloc [function] [call site] 00041
2 ndpi_free [function] [call site] 00042
2 ndpi_free [function] [call site] 00043
2 HASH_FUNCTION [function] [call site] 00045
2 ndpi_free [function] [call site] 00047
2 ndpi_free [function] [call site] 00048
2 ndpi_free [function] [call site] 00049
1 std::vector::data [function] [call site] 00050
1 std::vector::size [function] [call site] 00051
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00052
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00053
1 FuzzedDataProvider::ConsumeIntegralInRange [function] [call site] 00054
1 FuzzedDataProvider::ConsumeBytes [function] [call site] 00055
1 cache_contains [function] [call site] 00056
2 HASH_FUNCTION [function] [call site] 00057
2 cache_touch_entry [function] [call site] 00059
1 std::vector::data [function] [call site] 00060
1 std::vector::size [function] [call site] 00061
1 cache_contains [function] [call site] 00062
1 std::vector::data [function] [call site] 00063
1 std::vector::size [function] [call site] 00064
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00065
1 FuzzedDataProvider::ConsumeIntegralInRange [function] [call site] 00066
1 FuzzedDataProvider::ConsumeBytes [function] [call site] 00067
1 cache_remove [function] [call site] 00068
1 std::vector::data [function] [call site] 00074
1 std::vector::size [function] [call site] 00075
1 cache_remove [function] [call site] 00076
1 std::vector::data [function] [call site] 00077
1 std::vector::size [function] [call site] 00078