Fuzz introspector: fuzz_ds_address_cache
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 21 ndpi_init_address_cache call site: 00021 malloc
3 38 ndpi_init_address_cache call site: 00038 calloc
1 42 ndpi_init_address_cache call site: 00042
1 104 LLVMFuzzerTestOneInput call site: 00104 ndpi_filter_free
1 106 ndpi_filter_free call site: 00106
1 110 ndpi_filter_alloc call site: 00110

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::ConsumeIntegral [function] [call site] 00007
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00008
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00009
1 FuzzedDataProvider::remaining_bytes [function] [call site] 00010
1 FuzzedDataProvider::ConsumeBytes [function] [call site] 00012
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00014
1 FuzzedDataProvider::ConsumeRandomLengthString [function] [call site] 00016
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00017
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00018
1 ndpi_cache_address [function] [call site] 00019
2 ndpi_init_address_cache [function] [call site] 00020
3 ndpi_malloc [function] [call site] 00021
4 malloc [function] [call site] 00022
5 nalloc_fail [function] [call site] 00023
6 __sync_fetch_and_add [function] [call site] 00024
6 __sync_fetch_and_sub [function] [call site] 00025
6 nalloc_random_update [function] [call site] 00026
6 nalloc_random_update [function] [call site] 00027
6 nalloc_random_update [function] [call site] 00028
6 nalloc_backtrace_exclude [function] [call site] 00029
7 __sanitizer_print_stack_trace [function] [call site] 00031
6 __sync_fetch_and_sub [function] [call site] 00032
6 __sync_fetch_and_sub [function] [call site] 00033
6 __sync_fetch_and_sub [function] [call site] 00034
5 nalloc_malloc [function] [call site] 00035
3 ndpi_calloc [function] [call site] 00038
4 calloc [function] [call site] 00039
5 nalloc_fail [function] [call site] 00040
5 nalloc_calloc [function] [call site] 00041
2 ndpi_address_cache_insert [function] [call site] 00044
3 ndpi_quick_hash [function] [call site] 00045
3 ndpi_address_cache_find [function] [call site] 00047
4 ndpi_quick_hash [function] [call site] 00048
4 ndpi_free_addr_item [function] [call site] 00049
3 ndpi_address_cache_flush_expired [function] [call site] 00053
4 ndpi_free_addr_item [function] [call site] 00054
3 ndpi_malloc [function] [call site] 00055
3 ndpi_free [function] [call site] 00061
3 ndpi_strdup [function] [call site] 00064
3 ndpi_free [function] [call site] 00065
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00066
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00067
1 ndpi_strdup [function] [call site] 00068
1 FuzzedDataProvider::ConsumeRandomLengthString [function] [call site] 00069
1 ndpi_cache_address [function] [call site] 00070
1 ndpi_free [function] [call site] 00071
1 ndpi_free [function] [call site] 00072
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00073
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00074
1 FuzzedDataProvider::remaining_bytes [function] [call site] 00075
1 FuzzedDataProvider::ConsumeBytes [function] [call site] 00077
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00079
1 ndpi_cache_address_find [function] [call site] 00080
2 ndpi_address_cache_find [function] [call site] 00081
1 ndpi_cache_address_find [function] [call site] 00082
1 FuzzedDataProvider::ConsumeBool [function] [call site] 00083
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00084
1 ndpi_cache_address_flush_expired [function] [call site] 00085
2 ndpi_address_cache_flush_expired [function] [call site] 00086
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00087
1 ndpi_cache_address_dump [function] [call site] 00088
2 ndpi_address_cache_dump [function] [call site] 00089
1 FuzzedDataProvider::ConsumeIntegral [function] [call site] 00094
1 ndpi_cache_address_restore [function] [call site] 00095
2 ndpi_init_address_cache [function] [call site] 00096
2 ndpi_address_cache_restore [function] [call site] 00097
3 ndpi_address_cache_insert [function] [call site] 00101
1 ndpi_cache_enable [function] [call site] 00103
1 ndpi_cache_hostname_ip_swap [function] [call site] 00104
2 ndpi_filter_free [function] [call site] 00105
3 ndpi_bitmap_free [function] [call site] 00106
4 roaring_bitmap_free [function] [call site] 00107
4 roaring64_bitmap_free [function] [call site] 00108
2 ndpi_filter_alloc [function] [call site] 00109
3 ndpi_bitmap_alloc [function] [call site] 00110
4 roaring_bitmap_create [function] [call site] 00111
4 roaring64_bitmap_create [function] [call site] 00112
1 ndpi_cache_hostname_ip_swap [function] [call site] 00113
1 ndpi_term_address_cache [function] [call site] 00114
2 ndpi_free_addr_item [function] [call site] 00115
2 ndpi_free [function] [call site] 00116
2 ndpi_free [function] [call site] 00117
1 ndpi_filter_free [function] [call site] 00118
1 ndpi_filter_free [function] [call site] 00119